{
  "conflicts": [],
  "coverage": {
    "cells": {},
    "data_levels": {},
    "single_method_states": [],
    "states": [],
    "techniques": [
      "xray",
      "cryoem",
      "nmr_structure",
      "nmr_shifts",
      "saxs_sans",
      "force_spectroscopy",
      "integrative",
      "af_prediction"
    ],
    "unmapped_evidence": 708
  },
  "curation": {
    "as_of": "",
    "curator": "none",
    "file": "",
    "status": "uncurated"
  },
  "evidence": [
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1,Protein Jade-3 (chains A,B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/11AF",
      "evidence_id": "EV-PDB-11AF-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "11AF",
        "doi": "10.1038/s41467-026-75379-w",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/11AF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of JADE3 PZP domain in complex with Histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.8,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "GENE FRAGMENT FOR HISTONE H3 (chains K,L)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/1O9S",
      "evidence_id": "EV-PDB-1O9S-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.75
      },
      "provenance": {
        "deposit_id": "1O9S",
        "doi": "10.1038/NATURE01378",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/1O9S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of a ternary complex of the human histone methyltransferase SET7/9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.1,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/1Q3L",
      "evidence_id": "EV-PDB-1Q3L-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.64
      },
      "provenance": {
        "deposit_id": "1Q3L",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/1Q3L"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Chromodomain Of HP1 Complexed With Histone H3 Tail Containing monomethyllysine 9."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/21ME",
      "evidence_id": "EV-PDB-21ME-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.58
      },
      "provenance": {
        "deposit_id": "21ME",
        "doi": "10.1038/s42003-026-10946-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/21ME"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of heterotypic CENP-A/H3 nucleosome isolated from human cells"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 tail (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2B2T",
      "evidence_id": "EV-PDB-2B2T-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.45
      },
      "provenance": {
        "deposit_id": "2B2T",
        "doi": "10.1038/nature04290",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2B2T"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Tandem chromodomains of human CHD1 complexed with Histone H3 Tail containing trimethyllysine 4 and phosphothreonine 3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2B2U",
      "evidence_id": "EV-PDB-2B2U-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.95
      },
      "provenance": {
        "deposit_id": "2B2U",
        "doi": "10.1038/nature04290",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2B2U"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Tandem chromodomains of human CHD1 complexed with Histone H3 Tail containing trimethyllysine 4 and dimethylarginine 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2B2V",
      "evidence_id": "EV-PDB-2B2V-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.65
      },
      "provenance": {
        "deposit_id": "2B2V",
        "doi": "10.1038/nature04290",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2B2V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure analysis of human CHD1 chromodomains 1 and 2 bound to histone H3 resi 1-15 MeK4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2B2W",
      "evidence_id": "EV-PDB-2B2W-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "2B2W",
        "doi": "10.1038/nature04290",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2B2W"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Tandem chromodomains of human CHD1 complexed with Histone H3 Tail containing trimethyllysine 4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 ACETYLPHOSPHOPEPTIDE (chains C,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2C1N",
      "evidence_id": "EV-PDB-2C1N-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "2C1N",
        "doi": "10.1016/J.MOLCEL.2005.08.032",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2C1N"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Molecular basis for the recognition of phosphorylated and phosphoacetylated histone H3 by 14-3-3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 DIMETHYL-LYSINE 4 (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2CO0",
      "evidence_id": "EV-PDB-2CO0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.25
      },
      "provenance": {
        "deposit_id": "2CO0",
        "doi": "10.1038/NSMB1119",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2CO0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "WDR5 and unmodified Histone H3 complex at 2.25 Angstrom"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2CV5",
      "evidence_id": "EV-PDB-2CV5-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "2CV5",
        "doi": "10.1093/nar/gki663",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2CV5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3(1-15)K4me2 peptide (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2FSA",
      "evidence_id": "EV-PDB-2FSA-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "2FSA",
        "doi": "10.1038/nature04802",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2FSA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of PHD finger-linker-bromodomain fragment of human BPTF in the H3(1-15)K4ME2 bound state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2KWK",
      "evidence_id": "EV-PDB-2KWK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2KWK",
        "doi": "10.1038/nature09139",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2KWK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structures of the double PHD fingers of human transcriptional protein DPF3b bound to a H3 peptide wild type"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "14-meric peptide from 1Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2L75",
      "evidence_id": "EV-PDB-2L75-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2L75",
        "doi": "10.1074/jbc.M110.208207",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2L75"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structure of CHD4-PHD2 in complex with H3K9me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 26.85
      },
      "construct": {
        "description": "histone tail H3 K9me3 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2LBM",
      "evidence_id": "EV-PDB-2LBM-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2LBM",
        "doi": "10.1038/nsmb.2070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2LBM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structure of the ADD domain of ATRX complexed with histone tail H3 1-15 K9me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "H3K36me3 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2M0O",
      "evidence_id": "EV-PDB-2M0O-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2M0O",
        "doi": "10.1016/j.molcel.2012.11.026",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2M0O"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "The solution structure of human PHF1 in complex with H3K36me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.4,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone H3 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2NDF",
      "evidence_id": "EV-PDB-2NDF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2NDF",
        "doi": "10.1016/j.str.2016.05.023",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2NDF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution NMR structures of AF9 yeats domain in complex with histon H3 acetylation at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.4,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone H3 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2NDG",
      "evidence_id": "EV-PDB-2NDG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2NDG",
        "doi": "10.1016/j.str.2016.05.023",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2NDG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution NMR structures of AF9 yeats domain in complex with histone H3 crotonylation at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NI",
          "OGA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "synthetic peptide (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2OQ6",
      "evidence_id": "EV-PDB-2OQ6-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "2OQ6",
        "doi": "10.1038/nature05971",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2OQ6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of JMJD2A complexed with histone H3 peptide trimethylated at Lys9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NI",
          "OGA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone 3 K9 monomethyl (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2OT7",
      "evidence_id": "EV-PDB-2OT7-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.135
      },
      "provenance": {
        "deposit_id": "2OT7",
        "doi": "10.1038/nature05971",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2OT7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of JMJD2A complexed with histone H3 peptide monomethylated at Lys9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "NI",
          "OGA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "synthetic peptide (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2OX0",
      "evidence_id": "EV-PDB-2OX0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.95
      },
      "provenance": {
        "deposit_id": "2OX0",
        "doi": "10.1038/nature05971",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2OX0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of JMJD2A complexed with histone H3 peptide dimethylated at Lys9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "IPA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3.1 (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2RI7",
      "evidence_id": "EV-PDB-2RI7-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.45
      },
      "provenance": {
        "deposit_id": "2RI7",
        "doi": "10.1016/j.molcel.2007.10.023",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2RI7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of PHD finger-linker-bromodomain Y17E mutant from human BPTF in the H3(1-9)K4ME2 bound state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone H3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2RR4",
      "evidence_id": "EV-PDB-2RR4-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2RR4",
        "doi": "10.1016/j.str.2010.06.012",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2RR4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Complex structure of the zf-CW domain and the H3K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "FDA",
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2UXN",
      "evidence_id": "EV-PDB-2UXN-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.72
      },
      "provenance": {
        "deposit_id": "2UXN",
        "doi": "10.1038/NSMB1255",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2UXN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structural Basis of Histone Demethylation by LSD1 Revealed by Suicide Inactivation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -178.15
      },
      "construct": {
        "description": "HISTONE H3 (chains D,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2V83",
      "evidence_id": "EV-PDB-2V83-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "2V83",
        "doi": "10.1073/PNAS.0709170104",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2V83"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of RAG2-PHD finger in complex with H3K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -178.15
      },
      "construct": {
        "description": "H3R2ME1K4ME3 PEPTIDE (chains D,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2V85",
      "evidence_id": "EV-PDB-2V85-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "2V85",
        "doi": "10.1073/PNAS.0709170104",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2V85"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of RAG2-PHD finger in complex with H3R2me1K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3R2ME2SK4ME3 PEPTIDE (chains D,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2V88",
      "evidence_id": "EV-PDB-2V88-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "2V88",
        "doi": "10.1073/PNAS.0709170104",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2V88"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of RAG2-PHD finger in complex with H3R2me2sK4me2 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 (chains D,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2V89",
      "evidence_id": "EV-PDB-2V89-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.1
      },
      "provenance": {
        "deposit_id": "2V89",
        "doi": "10.1038/NATURE06431",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2V89"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of RAG2-PHD finger in complex with H3K4me3 peptide at 1.1A resolution"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "DTT",
          "DTU",
          "NA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2VNF",
      "evidence_id": "EV-PDB-2VNF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.76
      },
      "provenance": {
        "deposit_id": "2VNF",
        "doi": "10.1074/JBC.M710020200",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2VNF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "MOLECULAR BASIS OF HISTONE H3K4ME3 RECOGNITION BY ING4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AFA",
      "evidence_id": "EV-PDB-3AFA-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "3AFA",
        "doi": "10.1073/pnas.1003064107",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AFA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The human nucleosome structure"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3ASL",
      "evidence_id": "EV-PDB-3ASL-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.41
      },
      "provenance": {
        "deposit_id": "3ASL",
        "doi": "10.1073/pnas.1203701109",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3ASL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of UHRF1 in complex with histone tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AYW",
      "evidence_id": "EV-PDB-3AYW-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.9
      },
      "provenance": {
        "deposit_id": "3AYW",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AYW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H3K56Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZE",
      "evidence_id": "EV-PDB-3AZE-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "3AZE",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H3K64Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZF",
      "evidence_id": "EV-PDB-3AZF-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "3AZF",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H3K79Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZG",
      "evidence_id": "EV-PDB-3AZG-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "3AZG",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H3K115Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZH",
      "evidence_id": "EV-PDB-3AZH-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.49
      },
      "provenance": {
        "deposit_id": "3AZH",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H3K122Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZI",
      "evidence_id": "EV-PDB-3AZI-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "3AZI",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H4K31Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZJ",
      "evidence_id": "EV-PDB-3AZJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.89
      },
      "provenance": {
        "deposit_id": "3AZJ",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H4K44Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZK",
      "evidence_id": "EV-PDB-3AZK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "3AZK",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H4K59Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "EDO",
          "NI",
          "OGA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AVR",
      "evidence_id": "EV-PDB-3AVR-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.803
      },
      "provenance": {
        "deposit_id": "3AVR",
        "doi": "10.1101/gad.172296.111",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AVR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Catalytic fragment of UTX/KDM6A bound with histone H3K27me3 peptide, N-oxyalylglycine, and Ni(II)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "DNA (cytosine-5)-methyltransferase 3A, Histone H3.1 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3A1B",
      "evidence_id": "EV-PDB-3A1B-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.292
      },
      "provenance": {
        "deposit_id": "3A1B",
        "doi": "10.1038/embor.2009.218",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3A1B"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the DNMT3A ADD domain in complex with histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "FAD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 PEPTIDE (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2X0L",
      "evidence_id": "EV-PDB-2X0L-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "2X0L",
        "doi": "10.1523/JNEUROSCI.5500-09.2010",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2X0L"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of a neuro-specific splicing variant of human histone lysine demethylase LSD1."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 TAIL (chains P,R)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2VPG",
      "evidence_id": "EV-PDB-2VPG-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "2VPG",
        "doi": "10.1016/J.MOLCEL.2008.03.011",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2VPG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Decoding of methylated histone H3 tail by the Pygo-BCL9 Wnt signaling complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.4,
        "salt_mM": null,
        "temperature_c": 19.85
      },
      "construct": {
        "description": "histone H3 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2LGG",
      "evidence_id": "EV-PDB-2LGG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2LGG",
        "doi": "10.1038/cr.2011.123",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2LGG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Structure of PHD domain of UHRF1 in complex with H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2KWJ",
      "evidence_id": "EV-PDB-2KWJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "2KWJ",
        "doi": "10.1038/nature09139",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2KWJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structures of the double PHD fingers of human transcriptional protein DPF3 bound to a histone peptide containing acetylation at lysine 14"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 DIMETHYL-LYSINE 4 (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2CNX",
      "evidence_id": "EV-PDB-2CNX-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "2CNX",
        "doi": "10.1038/NSMB1119",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2CNX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "WDR5 and Histone H3 Lysine 4 dimethyl complex at 2.1 angstrom"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 ACETYLPHOSPHOPEPTIDE (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/2C1J",
      "evidence_id": "EV-PDB-2C1J-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "2C1J",
        "doi": "10.1016/J.MOLCEL.2005.08.032",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/2C1J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Molecular basis for the recognition of phosphorylated and phosphoacetylated histone H3 by 14-3-3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.4,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains P,Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/1PEG",
      "evidence_id": "EV-PDB-1PEG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.59
      },
      "provenance": {
        "deposit_id": "1PEG",
        "doi": "10.1016/S1097-2765(03)00224-7",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/1PEG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structural basis for the product specificity of histone lysine methyltransferases"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 3.85
      },
      "construct": {
        "description": "HISTONE H3 PEPTIDE (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/1CT6",
      "evidence_id": "EV-PDB-1CT6-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "1CT6",
        "doi": "10.1021/bi001151h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/1CT6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "SOLUTION STRUCTURE OF CGGIRGERG IN CONTACT WITH THE MONOCLONAL ANTIBODY MAB 4X11, NMR, 11 STRUCTURES"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 3.85
      },
      "construct": {
        "description": "HISTONE H3 PEPTIDE (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/1CS9",
      "evidence_id": "EV-PDB-1CS9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "1CS9",
        "doi": "10.1021/bi001151h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/1CS9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "SOLUTION STRUCTURE OF CGGIRGERA IN CONTACT WITH THE MONOCLONAL ANTIBODY MAB 4X11, NMR, 7 STRUCTURES"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZM",
      "evidence_id": "EV-PDB-3AZM-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.89
      },
      "provenance": {
        "deposit_id": "3AZM",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H4K79Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZN",
      "evidence_id": "EV-PDB-3AZN-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "3AZN",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H4K91Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 N-terminal Peptide (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3B95",
      "evidence_id": "EV-PDB-3B95-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.99
      },
      "provenance": {
        "deposit_id": "3B95",
        "doi": "10.1038/nsmb.1384",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3B95"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "EuHMT1 (Glp) Ankyrin Repeat Domain (Structure 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -73.15
      },
      "construct": {
        "description": "H3K9(me)3 peptide (chains T)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3FDT",
      "evidence_id": "EV-PDB-3FDT-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "3FDT",
        "doi": "10.1074/jbc.M110.191411",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3FDT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the complex of human chromobox homolog 5 (CBX5) with H3K9(me)3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.3,
        "salt_mM": null,
        "temperature_c": -113.15
      },
      "construct": {
        "description": "Histone H3 (chains G,H,I)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3KMT",
      "evidence_id": "EV-PDB-3KMT-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.78
      },
      "provenance": {
        "deposit_id": "3KMT",
        "doi": "10.1073/pnas.1009911107",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3KMT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of vSET/SAH/H3 ternary complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3 (chains R,S,T)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3LQI",
      "evidence_id": "EV-PDB-3LQI-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.92
      },
      "provenance": {
        "deposit_id": "3LQI",
        "doi": "10.1016/j.cell.2010.05.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3LQI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of MLL1 PHD3-Bromo complexed with H3(1-9)K4me2 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3 (chains Q,T)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3LQJ",
      "evidence_id": "EV-PDB-3LQJ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "3LQJ",
        "doi": "10.1016/j.cell.2010.05.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3LQJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of MLL1 PHD3-Bromo complexed with H3(1-9)K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "BTN",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3O34",
      "evidence_id": "EV-PDB-3O34-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "3O34",
        "doi": "10.1038/nature09542",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3O34"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of TRIM24 PHD-Bromo complexed with H3(13-32)K23ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3.1 (chains E,F,G,H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3O37",
      "evidence_id": "EV-PDB-3O37-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "3O37",
        "doi": "10.1038/nature09542",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3O37"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of TRIM24 PHD-Bromo complexed with H3(1-10)K4 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 peptide (chains P,Q,R,S)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3QO2",
      "evidence_id": "EV-PDB-3QO2-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.49
      },
      "provenance": {
        "deposit_id": "3QO2",
        "doi": "10.1016/j.jmb.2011.03.018",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3QO2"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structural insights for MPP8 chromodomain interaction with histone H3 lysine 9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NHE",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 9.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide of histone 3 thioacetyl-lysine 9 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3RIG",
      "evidence_id": "EV-PDB-3RIG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "3RIG",
        "doi": "10.1126/science.1207861",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3RIG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Sirt5 is an NAD-dependent protein lysine demalonylase and desuccinylase"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NAD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide of histone 3 N-succinyl lysine 9 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3RIY",
      "evidence_id": "EV-PDB-3RIY-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.55
      },
      "provenance": {
        "deposit_id": "3RIY",
        "doi": "10.1126/science.1207861",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3RIY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Sirt5 is an NAD-dependent protein lysine demalonylase and desuccinylase"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains D,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3SOU",
      "evidence_id": "EV-PDB-3SOU-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.8001
      },
      "provenance": {
        "deposit_id": "3SOU",
        "doi": "10.1016/j.molcel.2011.07.006",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3SOU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of UHRF1 PHD finger in complex with histone H3 1-9 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone 3 myristoyl lysine 9 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3U3D",
      "evidence_id": "EV-PDB-3U3D-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "3U3D",
        "doi": "10.1021/cb200230x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3U3D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Plasmodium falciparum Sir2A preferentially hydrolyzes medium and long chain fatty acyl lysine"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3.1 (chains I,J,K,L,M,N,O,P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3U5O",
      "evidence_id": "EV-PDB-3U5O-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "3U5O",
        "doi": "10.1016/j.cell.2011.11.032",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3U5O"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the complex of TRIM33 PHD-Bromo and H3(1-22)K9me3K14acK18ac histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3.1 (chains I,J,K,L,M,N,O,P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3U5P",
      "evidence_id": "EV-PDB-3U5P-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "3U5P",
        "doi": "10.1016/j.cell.2011.11.032",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3U5P"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the complex of TRIM33 PHD-Bromo and H3(1-28)K9me3K14acK18acK23ac histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "N-terminal fragment of histone H3 (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3UEE",
      "evidence_id": "EV-PDB-3UEE-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.61
      },
      "provenance": {
        "deposit_id": "3UEE",
        "doi": "10.1091/mbc.E11-11-0904",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3UEE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Survivin K62A mutant bound to N-terminal histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "N-terminal fragment of histone H3 (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3UEF",
      "evidence_id": "EV-PDB-3UEF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.45
      },
      "provenance": {
        "deposit_id": "3UEF",
        "doi": "10.1091/mbc.E11-11-0904",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3UEF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Survivin bound to histone H3 (C2 space group)."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3W97",
      "evidence_id": "EV-PDB-3W97-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "3W97",
        "doi": "10.1016/j.fob.2013.08.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3W97"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle lacking H2B N-terminal region"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3W98",
      "evidence_id": "EV-PDB-3W98-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.42
      },
      "provenance": {
        "deposit_id": "3W98",
        "doi": "10.1016/j.fob.2013.08.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3W98"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle lacking H3.1 N-terminal region"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3W99",
      "evidence_id": "EV-PDB-3W99-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "3W99",
        "doi": "10.1016/j.fob.2013.08.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3W99"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle lacking H4 N-terminal region"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3WA9",
      "evidence_id": "EV-PDB-3WA9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.07
      },
      "provenance": {
        "deposit_id": "3WA9",
        "doi": "10.1107/S090744491302252X",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3WA9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The nucleosome containing human H2A.Z.1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3WAA",
      "evidence_id": "EV-PDB-3WAA-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "3WAA",
        "doi": "10.1107/S090744491302252X",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3WAA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The nucleosome containing human H2A.Z.2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3WKJ",
      "evidence_id": "EV-PDB-3WKJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "3WKJ",
        "doi": "10.1107/S2053230X14004695",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3WKJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The nucleosome containing human TSH2B"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3X1S",
      "evidence_id": "EV-PDB-3X1S-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.805
      },
      "provenance": {
        "deposit_id": "3X1S",
        "doi": "10.1016/j.bbrc.2015.07.070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3X1S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3X1V",
      "evidence_id": "EV-PDB-3X1V-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.921
      },
      "provenance": {
        "deposit_id": "3X1V",
        "doi": "10.1016/j.bbrc.2015.07.070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3X1V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of nucleosome core particle in the presence of histone variant involved in reprogramming"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "APR",
          "GOL",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "PEPTIDE (chains F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3ZG6",
      "evidence_id": "EV-PDB-3ZG6-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "3ZG6",
        "doi": "10.1038/NATURE12038",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3ZG6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The novel de-long chain fatty acid function of human sirt6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/43IE",
      "evidence_id": "EV-PDB-43IE-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.41
      },
      "provenance": {
        "deposit_id": "43IE",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/43IE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of canonical human nucleosome in the presence of 1 mM magnesium chloride"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 PEPTIDE (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4A0J",
      "evidence_id": "EV-PDB-4A0J-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.803
      },
      "provenance": {
        "deposit_id": "4A0J",
        "doi": "10.1016/J.STR.2011.09.002",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4A0J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of Survivin bound to the phosphorylated N-terminal tail of histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3.1T (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4A7J",
      "evidence_id": "EV-PDB-4A7J-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "4A7J",
        "doi": "10.1038/NSMB.2209",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4A7J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Symmetric Dimethylation of H3 Arginine 2 is a Novel Histone Mark that Supports Euchromatin Maintenance"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "HISTONE H3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4BD3",
      "evidence_id": "EV-PDB-4BD3-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "4BD3",
        "doi": "10.1038/NSMB.2434",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4BD3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Phf19 links methylated lysine 36 of histone H3 to regulation of Polycomb activity"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4C1Q",
      "evidence_id": "EV-PDB-4C1Q-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.3
      },
      "provenance": {
        "deposit_id": "4C1Q",
        "doi": "10.1016/J.CELREP.2013.08.035",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4C1Q"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the PRDM9 SET domain in complex with H3K4me2 and AdoHcy."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3 PEPTIDE (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4A0N",
      "evidence_id": "EV-PDB-4A0N-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.743
      },
      "provenance": {
        "deposit_id": "4A0N",
        "doi": "10.1016/J.STR.2011.09.002",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4A0N"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of Survivin bound to the phosphorylated N-terminal tail of histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/43IB",
      "evidence_id": "EV-PDB-43IB-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.84
      },
      "provenance": {
        "deposit_id": "43IB",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/43IB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of canonical human nucleosome."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "TRS",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -163.15
      },
      "construct": {
        "description": "HISTONE H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3ZVY",
      "evidence_id": "EV-PDB-3ZVY-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.95
      },
      "provenance": {
        "deposit_id": "3ZVY",
        "doi": "10.1371/JOURNAL.PONE.0027599",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3ZVY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "PHD finger of human UHRF1 in complex with unmodified histone H3 N- terminal tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3X1U",
      "evidence_id": "EV-PDB-3X1U-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.25
      },
      "provenance": {
        "deposit_id": "3X1U",
        "doi": "10.1016/j.bbrc.2015.07.070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3X1U"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of nucleosome core particle in the presence of histone variants involved in reprogramming"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3X1T",
      "evidence_id": "EV-PDB-3X1T-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.808
      },
      "provenance": {
        "deposit_id": "3X1T",
        "doi": "10.1016/j.bbrc.2015.07.070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3X1T"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of nucleosome core particle consisting of mouse testis specific histone variants H2aa and H2ba"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3W96",
      "evidence_id": "EV-PDB-3W96-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "3W96",
        "doi": "10.1016/j.fob.2013.08.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3W96"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle lacking H2A N-terminal region"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ACT",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3V43",
      "evidence_id": "EV-PDB-3V43-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.47
      },
      "provenance": {
        "deposit_id": "3V43",
        "doi": "10.1101/gad.188359.112",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3V43"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of MOZ"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3(1-10) peptide (chains P,Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3UIK",
      "evidence_id": "EV-PDB-3UIK-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.701
      },
      "provenance": {
        "deposit_id": "3UIK",
        "doi": "10.1016/j.str.2011.12.001",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3UIK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "crystal structure of human Survivin mutant K62Y/H80W in complex with H3(1-10) peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3(1-10) peptide (chains P,Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3UII",
      "evidence_id": "EV-PDB-3UII-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "3UII",
        "doi": "10.1016/j.str.2011.12.001",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3UII"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "crystal structure of human Survivin in complex with H3(1-10) peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "T3 phosphorylated H3(1-15) peptide (chains P,Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3UIG",
      "evidence_id": "EV-PDB-3UIG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "3UIG",
        "doi": "10.1016/j.str.2011.12.001",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3UIG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "crystal structure of human Survivin in complex with T3 phosphorylated H3(1-15) peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3U5N",
      "evidence_id": "EV-PDB-3U5N-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.95
      },
      "provenance": {
        "deposit_id": "3U5N",
        "doi": "10.1016/j.cell.2011.11.032",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3U5N"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the complex of TRIM33 PHD-Bromo and H3(1-20)K9me3K14ac histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "08P",
          "NI",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE 3 TAIL ANALOG (T11C Peptide) (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3U4S",
      "evidence_id": "EV-PDB-3U4S-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.15
      },
      "provenance": {
        "deposit_id": "3U4S",
        "doi": "10.1002/anie.201107833",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3U4S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Histone Lysine demethylase JMJD2A in complex with T11C peptide substrate crosslinked to N-oxalyl-D-cysteine"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "NAD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone 3 myristoyl lysine 9 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3U31",
      "evidence_id": "EV-PDB-3U31-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "3U31",
        "doi": "10.1021/cb200230x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3U31"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Plasmodium falciparum Sir2A preferentially hydrolyzes medium and long chain fatty acyl lysine"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3SOW",
      "evidence_id": "EV-PDB-3SOW-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9501
      },
      "provenance": {
        "deposit_id": "3SOW",
        "doi": "10.1016/j.molcel.2011.07.006",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3SOW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of UHRF1 PHD finger in complex with histone H3K4me3 1-9 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K79me3 (chains T)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3QJ6",
      "evidence_id": "EV-PDB-3QJ6-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.3
      },
      "provenance": {
        "deposit_id": "3QJ6",
        "doi": "10.1371/journal.pone.0018919",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3QJ6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The crystal structure of PWWP domain of human Hepatoma-derived growth factor 2 in complex with H3K79me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -76.15
      },
      "construct": {
        "description": "Histone H3.1 (chains D,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3O35",
      "evidence_id": "EV-PDB-3O35-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.76
      },
      "provenance": {
        "deposit_id": "3O35",
        "doi": "10.1038/nature09542",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3O35"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of TRIM24 PHD-Bromo complexed with H3(23-31)K27ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "GOL",
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -73.15
      },
      "construct": {
        "description": "H3K4Me3 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3KQI",
      "evidence_id": "EV-PDB-3KQI-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.78
      },
      "provenance": {
        "deposit_id": "3KQI",
        "doi": "10.1074/jbc.C109.097667",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3KQI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "crystal structure of PHF2 PHD domain complexed with H3K4Me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/3AZL",
      "evidence_id": "EV-PDB-3AZL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "3AZL",
        "doi": "10.1021/bi201021h",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/3AZL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Human Nucleosome Core Particle Containing H4K77Q mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NI",
          "OGA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.2,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "SYNTHESIZED methylation peptide (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4EZH",
      "evidence_id": "EV-PDB-4EZH-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.52
      },
      "provenance": {
        "deposit_id": "4EZH",
        "doi": "10.1038/nature11262",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4EZH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "the crystal structure of KDM6B bound with H3K27me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide from Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4F4U",
      "evidence_id": "EV-PDB-4F4U-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "4F4U",
        "doi": "10.1074/jbc.M112.384511",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4F4U"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The bicyclic intermediate structure provides insights into the desuccinylation mechanism of SIRT5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CGK",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide from Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4F56",
      "evidence_id": "EV-PDB-4F56-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.7
      },
      "provenance": {
        "deposit_id": "4F56",
        "doi": "10.1074/jbc.M112.384511",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4F56"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The bicyclic intermediate structure provides insights into the desuccinylation mechanism of SIRT5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3 peptide (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4FT2",
      "evidence_id": "EV-PDB-4FT2-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "4FT2",
        "doi": "10.1016/j.cell.2012.07.034",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4FT2"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "crystal structure of Zea mays ZMET2 in complex H3(1-15)K9me2 peptide and SAH"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "FAD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -143.15
      },
      "construct": {
        "description": "Histone H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4FWF",
      "evidence_id": "EV-PDB-4FWF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "4FWF",
        "doi": "10.1038/cr.2012.177",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4FWF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Complex structure of LSD2/AOF1/KDM1b with H3K4 mimic"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "AKG",
          "NI",
          "NO3",
          "PDO",
          "SCN",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3 Peptide (chains F,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4HON",
      "evidence_id": "EV-PDB-4HON-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.799
      },
      "provenance": {
        "deposit_id": "4HON",
        "doi": "10.1016/j.str.2012.10.018",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4HON"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human JMJD2D/KDM4D in complex with an H3K9me3 peptide and 2-oxoglutarate"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SAH",
          "UNX",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K9 NE-ALLYL PEPTIDE (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4I51",
      "evidence_id": "EV-PDB-4I51-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "4I51",
        "doi": "10.1073/pnas.1216365110",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4I51"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Methyltransferase domain of HUMAN EUCHROMATIC HISTONE METHYLTRANSFERASE 1, mutant Y1211A"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 peptide (chains U)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4L7X",
      "evidence_id": "EV-PDB-4L7X-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.35
      },
      "provenance": {
        "deposit_id": "4L7X",
        "doi": "10.1016/j.celrep.2013.06.014",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4L7X"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the DIDO PHD finger in complex with H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4LK9",
      "evidence_id": "EV-PDB-4LK9-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "4LK9",
        "doi": "10.1093/nar/gkt931",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4LK9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of MOZ double PHD finger histone H3 tail complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4LKA",
      "evidence_id": "EV-PDB-4LKA-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.61
      },
      "provenance": {
        "deposit_id": "4LKA",
        "doi": "10.1093/nar/gkt931",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4LKA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of MOZ double PHD finger histone H3K9ac complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4LLB",
      "evidence_id": "EV-PDB-4LLB-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "4LLB",
        "doi": "10.1093/nar/gkt931",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4LLB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of MOZ double PHD finger histone H3K14ac complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NI",
          "PD2",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3 peptide (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4LXL",
      "evidence_id": "EV-PDB-4LXL-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.87
      },
      "provenance": {
        "deposit_id": "4LXL",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4LXL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of JMJD2B complexed with pyridine-2,4-dicarboxylic acid and H3K9me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4QBQ",
      "evidence_id": "EV-PDB-4QBQ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.406
      },
      "provenance": {
        "deposit_id": "4QBQ",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4QBQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of DNMT3a ADD domain bound to H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains E,P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4QBR",
      "evidence_id": "EV-PDB-4QBR-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.902
      },
      "provenance": {
        "deposit_id": "4QBR",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4QBR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of DNMT3a ADD domain G550D mutant bound to H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4QBS",
      "evidence_id": "EV-PDB-4QBS-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.8
      },
      "provenance": {
        "deposit_id": "4QBS",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4QBS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of DNMT3a ADD domain E545R mutant bound to H3T3ph peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "FE",
          "NO",
          "SIN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Peptide (chains E,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4TN7",
      "evidence_id": "EV-PDB-4TN7-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "4TN7",
        "doi": "10.1101/gad.246561.114",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4TN7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of mouse KDM2A-H3K36ME-NO complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K9me3 (chains D,E,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4U68",
      "evidence_id": "EV-PDB-4U68-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.8
      },
      "provenance": {
        "deposit_id": "4U68",
        "doi": "10.1038/cr.2015.10",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4U68"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of Rhino chromodomain in complex with H3K9me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3.1 (chains F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4UP0",
      "evidence_id": "EV-PDB-4UP0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.28
      },
      "provenance": {
        "deposit_id": "4UP0",
        "doi": "10.1021/CB500585S",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4UP0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Ternary crystal structure of the Pygo2 PHD finger in complex with the B9L HD1 domain and a H3K4me2 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "HISTONE H3K4ME3 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4UY4",
      "evidence_id": "EV-PDB-4UY4-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.862
      },
      "provenance": {
        "deposit_id": "4UY4",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4UY4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "1.86 A structure of human Spindlin-4 protein in complex with histone H3K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide THR-ALA-ARG-MYK-SER-THR-GLY (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4Y6L",
      "evidence_id": "EV-PDB-4Y6L-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "4Y6L",
        "doi": "10.1021/acs.biochem.5b00150",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4Y6L"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human SIRT2 in complex with myristoylated peptide (H3K9myr)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K9me3 peptide (chains P,Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4YHP",
      "evidence_id": "EV-PDB-4YHP-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.53
      },
      "provenance": {
        "deposit_id": "4YHP",
        "doi": "10.1073/pnas.1522691113",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4YHP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of 309M3-B Fab in complex with H3K9me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4YM5",
      "evidence_id": "EV-PDB-4YM5-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.005
      },
      "provenance": {
        "deposit_id": "4YM5",
        "doi": "10.1038/srep16330",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4YM5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the human nucleosome containing 6-4PP (inside)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4YM6",
      "evidence_id": "EV-PDB-4YM6-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.514
      },
      "provenance": {
        "deposit_id": "4YM6",
        "doi": "10.1038/srep16330",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4YM6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the human nucleosome containing 6-4PP (outside)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "SO4",
          "UNX",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4Z0R",
      "evidence_id": "EV-PDB-4Z0R-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.75
      },
      "provenance": {
        "deposit_id": "4Z0R",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4Z0R"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of the CW domain of ZCWPW2 mutant F78R in complex with histone H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains G,I)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4Z2M",
      "evidence_id": "EV-PDB-4Z2M-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.981
      },
      "provenance": {
        "deposit_id": "4Z2M",
        "doi": "10.1101/gad.274183.115",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4Z2M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human SPT16 Mid-AID/H3-H4 tetramer FACT Histone complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5AV5",
      "evidence_id": "EV-PDB-5AV5-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5AV5",
        "doi": "10.1038/srep17204",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5AV5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5AV9",
      "evidence_id": "EV-PDB-5AV9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "5AV9",
        "doi": "10.1038/srep17204",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5AV9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5AVB",
      "evidence_id": "EV-PDB-5AVB-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5AVB",
        "doi": "10.1038/srep17204",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5AVB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5AVC",
      "evidence_id": "EV-PDB-5AVC-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5AVC",
        "doi": "10.1038/srep17204",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5AVC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5B24",
      "evidence_id": "EV-PDB-5B24-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "5B24",
        "doi": "10.1016/j.bbrc.2016.01.170",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5B24"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The crystal structure of the nucleosome containing cyclobutane pyrimidine dimer"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5B31",
      "evidence_id": "EV-PDB-5B31-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "5B31",
        "doi": "10.1098/rsob.160127",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5B31"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The crystal structure of the heterotypic H2AZ/H2A nucleosome with H3.1."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3 peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5C11",
      "evidence_id": "EV-PDB-5C11-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.803
      },
      "provenance": {
        "deposit_id": "5C11",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5C11"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Jarid1a PHD finger bound to histone H3C4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3 peptide (chains D,F,H,P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5C13",
      "evidence_id": "EV-PDB-5C13-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.101
      },
      "provenance": {
        "deposit_id": "5C13",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5C13"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of TAF3 PHD finger bound to histone H3C4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B,F,J,N,R,V)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5C3I",
      "evidence_id": "EV-PDB-5C3I-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "5C3I",
        "doi": "10.1007/s13238-015-0190-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5C3I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the quaternary complex of histone H3-H4 heterodimer with chaperone ASF1 and the replicative helicase subunit MCM2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5CPI",
      "evidence_id": "EV-PDB-5CPI-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.902
      },
      "provenance": {
        "deposit_id": "5CPI",
        "doi": "10.1098/rsob.150128",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5CPI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome containing unmethylated Sat2R DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5CPJ",
      "evidence_id": "EV-PDB-5CPJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.15
      },
      "provenance": {
        "deposit_id": "5CPJ",
        "doi": "10.1098/rsob.150128",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5CPJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome containing methylated Sat2R DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5CPK",
      "evidence_id": "EV-PDB-5CPK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.632
      },
      "provenance": {
        "deposit_id": "5CPK",
        "doi": "10.1098/rsob.150128",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5CPK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome containing methylated Sat2L DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 peptide (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5DAH",
      "evidence_id": "EV-PDB-5DAH-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.611
      },
      "provenance": {
        "deposit_id": "5DAH",
        "doi": "10.1016/j.molcel.2015.08.019",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5DAH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of PZP domain of human AF10 protein fused with Histone H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Peptide from Histone H3 (chains D,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5FB0",
      "evidence_id": "EV-PDB-5FB0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.702
      },
      "provenance": {
        "deposit_id": "5FB0",
        "doi": "10.1074/jbc.M116.721159",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5FB0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of a PHD finger bound to histone H3 T3ph peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5FFV",
      "evidence_id": "EV-PDB-5FFV-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.3
      },
      "provenance": {
        "deposit_id": "5FFV",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5FFV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the bromodomain of human BRPF1 in complex with H3K14ac histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5GH9",
      "evidence_id": "EV-PDB-5GH9-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.451
      },
      "provenance": {
        "deposit_id": "5GH9",
        "doi": "10.1111/febs.14198",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5GH9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of CBP Bromodomain with H3K56ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MLI",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Peptide from Histone H3 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5FB1",
      "evidence_id": "EV-PDB-5FB1-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "5FB1",
        "doi": "10.1074/jbc.M116.721159",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5FB1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of a PHD finger bound to histone H3 K9me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide H3K23me3 (19-28) (chains a,b,c,d)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5D6Y",
      "evidence_id": "EV-PDB-5D6Y-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.287
      },
      "provenance": {
        "deposit_id": "5D6Y",
        "doi": "10.1038/ncomms13387",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5D6Y"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of double tudor domain of human lysine demethylase KDM4A complexed with histone H3K23me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5B2J",
      "evidence_id": "EV-PDB-5B2J-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "5B2J",
        "doi": "10.1002/2211-5463.12064",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5B2J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome containing CpG methylated DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5B2I",
      "evidence_id": "EV-PDB-5B2I-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "5B2I",
        "doi": "10.1002/2211-5463.12064",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5B2I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome containing CpG unmethylated DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5AV8",
      "evidence_id": "EV-PDB-5AV8-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "5AV8",
        "doi": "10.1038/srep17204",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5AV8"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5AV6",
      "evidence_id": "EV-PDB-5AV6-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "5AV6",
        "doi": "10.1038/srep17204",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5AV6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "human nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K4me3 peptide (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4YHZ",
      "evidence_id": "EV-PDB-4YHZ-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.304
      },
      "provenance": {
        "deposit_id": "4YHZ",
        "doi": "10.1073/pnas.1522691113",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4YHZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of 304M3-B Fab in complex with H3K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "K",
          "NI"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K27me3 peptide (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4X3K",
      "evidence_id": "EV-PDB-4X3K-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.45
      },
      "provenance": {
        "deposit_id": "4X3K",
        "doi": "10.1016/j.chembiol.2014.11.021",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4X3K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of chromobox homolog 7 (CBX7) chromodomain with H3K27me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PEG",
          "PO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.3,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Peptide from Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/4N4H",
      "evidence_id": "EV-PDB-4N4H-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.302
      },
      "provenance": {
        "deposit_id": "4N4H",
        "doi": "10.1038/nature13045",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/4N4H"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the Bromo-PWWP of the mouse zinc finger MYND-type containing 11 isoform alpha in complex with histone H3.1K36me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.8,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5GSE",
      "evidence_id": "EV-PDB-5GSE-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.14
      },
      "provenance": {
        "deposit_id": "5GSE",
        "doi": "10.1126/science.aak9867",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5GSE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of unusual nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5GSU",
      "evidence_id": "EV-PDB-5GSU-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.1
      },
      "provenance": {
        "deposit_id": "5GSU",
        "doi": "10.1016/j.bpc.2016.11.013",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5GSU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of nucleosome core particle consisting of human testis-specific histone variants, Th2A and Th2B"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5GT0",
      "evidence_id": "EV-PDB-5GT0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.82
      },
      "provenance": {
        "deposit_id": "5GT0",
        "doi": "10.1016/j.bpc.2016.11.013",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5GT0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of nucleosome complex with human testis-specific histone variants, Th2a"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5GT3",
      "evidence_id": "EV-PDB-5GT3-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.91
      },
      "provenance": {
        "deposit_id": "5GT3",
        "doi": "10.1016/j.bpc.2016.11.013",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5GT3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of nucleosome particle in the presence of human testis-specific histone variant, hTh2b"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5GTC",
      "evidence_id": "EV-PDB-5GTC-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "5GTC",
        "doi": "10.1021/jacs.7b02138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5GTC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of complex between DMAP-SH conjugated with a Kaposi's sarcoma herpesvirus LANA peptide (5-15) and nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "FAD",
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide SRTMQTARKSTGGKAPRKQLK (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5H6Q",
      "evidence_id": "EV-PDB-5H6Q-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.53
      },
      "provenance": {
        "deposit_id": "5H6Q",
        "doi": "10.1016/j.bmc.2017.03.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5H6Q"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of LSD1-CoREST in complex with peptide 11"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide of Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5HJB",
      "evidence_id": "EV-PDB-5HJB-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "5HJB",
        "doi": "10.1016/j.molcel.2016.03.028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5HJB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "AF9 YEATS in complex with histone H3 Crotonylation at K9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "EDO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide of Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5HJC",
      "evidence_id": "EV-PDB-5HJC-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "5HJC",
        "doi": "10.1016/j.molcel.2016.03.028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5HJC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "BRD3 second bromodomain in complex with histone H3 acetylation at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CU",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "peptide of Histone H3.1 (chains B,D,F,H,I,J,L,M)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5HJD",
      "evidence_id": "EV-PDB-5HJD-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.806
      },
      "provenance": {
        "deposit_id": "5HJD",
        "doi": "10.1016/j.molcel.2016.03.028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5HJD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "AF9 YEATS in complex with histone H3 Crotonylation at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K27M (chains D,I,O,T)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5HYN",
      "evidence_id": "EV-PDB-5HYN-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.95
      },
      "provenance": {
        "deposit_id": "5HYN",
        "doi": "10.1038/ncomms11316",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5HYN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of Human Polycomb Repressive Complex 2 (PRC2) with oncogenic histone H3K27M peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5J3V",
      "evidence_id": "EV-PDB-5J3V-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.05
      },
      "provenance": {
        "deposit_id": "5J3V",
        "doi": "10.1016/j.str.2016.07.018",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5J3V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Karyopherin-beta2 bound to the histone H3 tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K27ac peptide from Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5J9S",
      "evidence_id": "EV-PDB-5J9S-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.702
      },
      "provenance": {
        "deposit_id": "5J9S",
        "doi": "10.1038/nature21687",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5J9S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "ENL YEATS in complex with histone H3 acetylation at K27"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5JRG",
      "evidence_id": "EV-PDB-5JRG-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "5JRG",
        "doi": "10.1038/srep41783",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5JRG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the nucleosome containing the DNA with tetrahydrofuran (THF)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "ALA-ALA-ARG-M3L-SER-ALA-PRO-ALA (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5KKL",
      "evidence_id": "EV-PDB-5KKL-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.94
      },
      "provenance": {
        "deposit_id": "5KKL",
        "doi": "10.1126/science.aaj2335",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5KKL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of ctPRC2 in complex with H3K27me3 and H3K27M"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "Putative uncharacterized protein,Histone H3.1 peptide,Zinc finger domain-containing protein (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5KKL",
      "evidence_id": "EV-PDB-5KKL-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.94
      },
      "provenance": {
        "deposit_id": "5KKL",
        "doi": "10.1126/science.aaj2335",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5KKL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of ctPRC2 in complex with H3K27me3 and H3K27M"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "2MR",
          "EDO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ALA-ARG-THR-M3L-GLN-THR-ALA-2MR-LYS-SER (chains E,F,G,H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5LUG",
      "evidence_id": "EV-PDB-5LUG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.7
      },
      "provenance": {
        "deposit_id": "5LUG",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5LUG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Spindlin-2B protein in complex with ART(M3L)QTA(2MR)KS peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5NNC",
      "evidence_id": "EV-PDB-5NNC-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.22
      },
      "provenance": {
        "deposit_id": "5NNC",
        "doi": "10.1016/j.molcel.2018.11.006",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5NNC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of the first bromodomain of human BRD4 in complex with a diacetylated histone 4 peptide (H3K9ac/K14ac)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains D,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5NND",
      "evidence_id": "EV-PDB-5NND-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.82
      },
      "provenance": {
        "deposit_id": "5NND",
        "doi": "10.1016/j.molcel.2018.11.006",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5NND"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of the first bromodomain of human BRD4 in complex with a diacetylated histone 4 peptide (H3K9ac/K14ac)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K4me3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5SVX",
      "evidence_id": "EV-PDB-5SVX-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.56
      },
      "provenance": {
        "deposit_id": "5SVX",
        "doi": "10.1016/j.celrep.2016.08.050",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5SVX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "MORC3 CW in complex with histone H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ACT",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K4me1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5SVY",
      "evidence_id": "EV-PDB-5SVY-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.05
      },
      "provenance": {
        "deposit_id": "5SVY",
        "doi": "10.1016/j.celrep.2016.08.050",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5SVY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "MORC3 CW in complex with histone H3K4me1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MPD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 tail peptide (chains H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5SZC",
      "evidence_id": "EV-PDB-5SZC-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.193
      },
      "provenance": {
        "deposit_id": "5SZC",
        "doi": "10.1038/s41588-017-0015-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5SZC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of human Dpf3 double-PHD domain bound to histone H3 tail peptide with monomethylated K4 and acetylated K14"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "PO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains E,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5T8R",
      "evidence_id": "EV-PDB-5T8R-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5T8R",
        "doi": "10.1042/BCJ20161053",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5T8R"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human BAZ2A PHD zinc finger in complex with unmodified H3 10-mer"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.9,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5TDR",
      "evidence_id": "EV-PDB-5TDR-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.42
      },
      "provenance": {
        "deposit_id": "5TDR",
        "doi": "10.1016/j.jmb.2016.09.020",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5TDR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Set3 PHD finger in complex with histone H3K4me2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K36M peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5V21",
      "evidence_id": "EV-PDB-5V21-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.415
      },
      "provenance": {
        "deposit_id": "5V21",
        "doi": "10.1038/srep43906",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5V21"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human SETD2 SET-domain in complex with H3K36M peptide and SAM"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5VA6",
      "evidence_id": "EV-PDB-5VA6-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5VA6",
        "doi": "10.1093/nar/gkx224",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5VA6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "CRYSTAL STRUCTURE OF ATXR5 IN COMPLEX WITH HISTONE H3.1 MONO-METHYLATED ON R26"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 peptide (chains F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5VAB",
      "evidence_id": "EV-PDB-5VAB-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.702
      },
      "provenance": {
        "deposit_id": "5VAB",
        "doi": "10.1093/nar/gkx224",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5VAB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of ATXR5 PHD domain in complex with histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ARG-TYR-ARG-PRO-GLY-THR-VAL-ALA-LEU (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5VGE",
      "evidence_id": "EV-PDB-5VGE-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "5VGE",
        "doi": "10.1038/ncomms15924",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5VGE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of HLA-C*07:02 in complex with RYR peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 9.4,
        "salt_mM": null,
        "temperature_c": -163.15
      },
      "construct": {
        "description": "H3K23acK27ac peptide (chains K)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5VNB",
      "evidence_id": "EV-PDB-5VNB-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5VNB",
        "doi": "10.1021/acschembio.8b00674",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5VNB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "YEATS in complex with histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "A97",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -180.0
      },
      "construct": {
        "description": "Histone H3.1 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5WFC",
      "evidence_id": "EV-PDB-5WFC-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.282
      },
      "provenance": {
        "deposit_id": "5WFC",
        "doi": "10.1038/s41598-018-27175-w",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5WFC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Humanized mutant of the Chaetomium thermophilum Polycomb Repressive Complex 2 bound to the inhibitor GSK343"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.4,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K4me3 Peptide (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5WLE",
      "evidence_id": "EV-PDB-5WLE-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.952
      },
      "provenance": {
        "deposit_id": "5WLE",
        "doi": "10.1016/j.str.2017.08.009",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5WLE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the PPS PHD finger in complex with H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K4ac (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5WXG",
      "evidence_id": "EV-PDB-5WXG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.703
      },
      "provenance": {
        "deposit_id": "5WXG",
        "doi": "10.1073/pnas.1704155114",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5WXG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of TAF PHD finger domain binds to H3(1-15)K4ac"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "Histone H3.1 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5WVO",
      "evidence_id": "EV-PDB-5WVO-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.997
      },
      "provenance": {
        "deposit_id": "5WVO",
        "doi": "10.1016/j.molcel.2017.09.037",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5WVO"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of DNMT1 RFTS domain in complex with K18/K23 mono-ubiquitylated histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K36M peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5V22",
      "evidence_id": "EV-PDB-5V22-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5V22",
        "doi": "10.1038/srep43906",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5V22"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human SETD2 SET-domain in complex with H3K36M peptide and SAH"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K14bu (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5U2J",
      "evidence_id": "EV-PDB-5U2J-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "5U2J",
        "doi": "10.1016/j.str.2017.02.003",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5U2J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "MORF double PHD finger (DPF) in complex with histone H3K14bu"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3K4me3 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5TDW",
      "evidence_id": "EV-PDB-5TDW-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.7
      },
      "provenance": {
        "deposit_id": "5TDW",
        "doi": "10.1016/j.jmb.2016.09.020",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5TDW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Set3 PHD finger in complex with histone H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5TBN",
      "evidence_id": "EV-PDB-5TBN-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "5TBN",
        "doi": "10.1016/j.celrep.2016.09.056",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5TBN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution NMR structure of PHF20 PHD domain in complex with a histone H3K4me2 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5T1I",
      "evidence_id": "EV-PDB-5T1I-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "5T1I",
        "doi": "10.1074/jbc.M116.768374",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5T1I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "CBX3 chromo shadow domain in complex with histone H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5T1G",
      "evidence_id": "EV-PDB-5T1G-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "5T1G",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5T1G"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "chromo shadow domain of CBX1 in complex with a histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "THR-LYS-GLN-THR-ALA-ARG-NLE-SER-THR-GLY (chains C,P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5T0M",
      "evidence_id": "EV-PDB-5T0M-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.896
      },
      "provenance": {
        "deposit_id": "5T0M",
        "doi": "10.7554/eLife.17903",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5T0M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "A histone H3K9M mutation traps histone methyltransferase Clr4 to prevent heterochromatin spreading"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K9 mutant peptide (chains P,Q)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5T0K",
      "evidence_id": "EV-PDB-5T0K-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.7
      },
      "provenance": {
        "deposit_id": "5T0K",
        "doi": "10.7554/eLife.17903",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5T0K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of G9a SET-domain with H3K9M mutant peptide and SAM"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MPD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 tail peptide (chains H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5SZB",
      "evidence_id": "EV-PDB-5SZB-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.2
      },
      "provenance": {
        "deposit_id": "5SZB",
        "doi": "10.1038/s41588-017-0015-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5SZB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of human Dpf3 double-PHD domain bound to histone H3 tail peptide with acetylated K14"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "AKG",
          "EDO",
          "FE",
          "TBU",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -193.15
      },
      "construct": {
        "description": "Histone 3 peptide H3(17-33)A21M (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5OY3",
      "evidence_id": "EV-PDB-5OY3-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.136
      },
      "provenance": {
        "deposit_id": "5OY3",
        "doi": "10.1021/acs.biochem.7b01152",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5OY3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The structural basis of the histone demethylase KDM6B histone 3 lysine 27 specificity"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "HISTONE H3 11-Mer peptide (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5M5G",
      "evidence_id": "EV-PDB-5M5G-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.27
      },
      "provenance": {
        "deposit_id": "5M5G",
        "doi": "10.1126/science.aaf6236",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5M5G"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the Chaetomium Thermophilum polycomb repressive complex 2 (PRC2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "Peptide H3K27me3 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5KJH",
      "evidence_id": "EV-PDB-5KJH-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.27
      },
      "provenance": {
        "deposit_id": "5KJH",
        "doi": "10.1126/science.aaj2335",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5KJH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of an active polycomb repressive complex 2 in the stimulated state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -95.15
      },
      "construct": {
        "description": "Histone H3K9M mutant peptide (chains F,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5JJ0",
      "evidence_id": "EV-PDB-5JJ0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.72
      },
      "provenance": {
        "deposit_id": "5JJ0",
        "doi": "10.1073/pnas.1605523113",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5JJ0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of G9a SET-domain with Histone H3K9M peptide and excess SAH"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -95.15
      },
      "construct": {
        "description": "Histone H3.1 mutant peptide with H3K9nor-leucine (chains F,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5JIY",
      "evidence_id": "EV-PDB-5JIY-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.48
      },
      "provenance": {
        "deposit_id": "5JIY",
        "doi": "10.1073/pnas.1605523113",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5JIY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of G9a SET-domain with Histone H3K9norLeucine mutant peptide and bound S-adenosylmethionine"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -95.15
      },
      "construct": {
        "description": "Histone H3.1 peptide with K9M mutation (chains F,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5JIN",
      "evidence_id": "EV-PDB-5JIN-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.85
      },
      "provenance": {
        "deposit_id": "5JIN",
        "doi": "10.1073/pnas.1605523113",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5JIN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of G9a SET-domain with Histone H3K9M mutant peptide and bound S-adenosylmethionine"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -98.15
      },
      "construct": {
        "description": "Histone H3.1 peptide with K9A mutation (chains F,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5JHN",
      "evidence_id": "EV-PDB-5JHN-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.67
      },
      "provenance": {
        "deposit_id": "5JHN",
        "doi": "10.1073/pnas.1605523113",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5JHN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of G9a SET-domain with Histone H3K9Ala mutant peptide and bound S-adenosylmethionine"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5IQL",
      "evidence_id": "EV-PDB-5IQL-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "5IQL",
        "doi": "10.1038/cr.2016.49",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5IQL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of YEATS2 YEATS bound to H3K27cr peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "NA",
          "UNX",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K14ac peptide (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5I3L",
      "evidence_id": "EV-PDB-5I3L-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.85
      },
      "provenance": {
        "deposit_id": "5I3L",
        "doi": "10.1016/j.jsb.2016.07.001",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5I3L"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "DPF3b in complex with H3K14ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "FAD",
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "PEPTIDE (HSE)RTMQTARKSTGGKAPRKQLK (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5H6R",
      "evidence_id": "EV-PDB-5H6R-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "5H6R",
        "doi": "10.1016/j.bmc.2017.03.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5H6R"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of LSD1-CoREST in complex with peptide 13"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K4me3 (chains D,P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5WXH",
      "evidence_id": "EV-PDB-5WXH-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.297
      },
      "provenance": {
        "deposit_id": "5WXH",
        "doi": "10.1073/pnas.1704155114",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5WXH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of TAF3 PHD finger bound to H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SIN",
          "SLL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ILE-MET-PRO-LYS-ASP-ILE-GLN-LEU (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5WYI",
      "evidence_id": "EV-PDB-5WYI-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "5WYI",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5WYI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The Yaf9 YEATS domain Recognizing H3K122suc Peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "FAD",
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "PEPTIDE SRTMQTARKSTGGKAPRKQL (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5X60",
      "evidence_id": "EV-PDB-5X60-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.69
      },
      "provenance": {
        "deposit_id": "5X60",
        "doi": "10.1016/j.bmc.2017.03.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5X60"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of LSD1-CoREST in complex with peptide 9"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "RRK",
          "RUD",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XF3",
      "evidence_id": "EV-PDB-5XF3-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "5XF3",
        "doi": "10.1038/s41467-017-01680-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XF3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome core particle with an adduct of a binuclear RAPTA (Ru-arene-phosphaadamantane) compound having a 1,2-diphenylethylenediamine linker (R,R-configuration)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "RSK",
          "RUD",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XF5",
      "evidence_id": "EV-PDB-5XF5-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.82
      },
      "provenance": {
        "deposit_id": "5XF5",
        "doi": "10.1038/s41467-017-01680-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XF5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome core particle with an adduct of a binuclear RAPTA (Ru-arene-phosphaadamantane) compound having a 1,2-diphenylethylenediamine linker (R,S-configuration)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -196.15
      },
      "construct": {
        "description": "Peptide from Histone H3 (chains E,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XFQ",
      "evidence_id": "EV-PDB-5XFQ-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "5XFQ",
        "doi": "10.1038/nature23881",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XFQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Ternary complex of PHF1, a DNA duplex and a histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ACT"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "THR-LYS-ALA-ALA-ARG-ALY-SER-ALA-PRO-ALA (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XTZ",
      "evidence_id": "EV-PDB-5XTZ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.105
      },
      "provenance": {
        "deposit_id": "5XTZ",
        "doi": "10.1038/s41421-018-0027-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XTZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of GAS41 YEATS bound to H3K27ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5Y0D",
      "evidence_id": "EV-PDB-5Y0D-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.99
      },
      "provenance": {
        "deposit_id": "5Y0D",
        "doi": "10.1093/nar/gky661",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5Y0D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of the human nucleosome containing the H2B E76K mutant"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "PEPTIDE FROM HISTONE H3 (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5Y20",
      "evidence_id": "EV-PDB-5Y20-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.409
      },
      "provenance": {
        "deposit_id": "5Y20",
        "doi": "10.1016/j.celrep.2017.12.099",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5Y20"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of AL1 PHD finger bound to H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "8L9",
          "AR6",
          "GOL",
          "HDR",
          "PEG",
          "SO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "9-mer peptide QTARKSTGG (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5Y2F",
      "evidence_id": "EV-PDB-5Y2F-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.53
      },
      "provenance": {
        "deposit_id": "5Y2F",
        "doi": "10.1038/s41589-018-0150-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5Y2F"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human SIRT6 in complex with allosteric activator MDL-801"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1,Histone H3-like centromeric protein A,Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5Z23",
      "evidence_id": "EV-PDB-5Z23-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.73
      },
      "provenance": {
        "deposit_id": "5Z23",
        "doi": "10.1038/s41467-019-08314-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5Z23"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the nucleosome containing a chimeric histone H3/CENP-A CATD"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5Z30",
      "evidence_id": "EV-PDB-5Z30-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.45
      },
      "provenance": {
        "deposit_id": "5Z30",
        "doi": "10.1093/nar/gky661",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5Z30"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The crystal structure of the nucleosome containing a cancer-associated histone H2A.Z R80C mutant"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1,Histone H3-like centromeric protein A,Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5ZBX",
      "evidence_id": "EV-PDB-5ZBX-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.58
      },
      "provenance": {
        "deposit_id": "5ZBX",
        "doi": "10.1038/s41467-019-08314-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5ZBX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The crystal structure of the nucleosome containing histone H3.1 CATD(V76Q, K77D)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ALY-SER-ALA-PRO-ALA (chains E,F,G,H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6AXJ",
      "evidence_id": "EV-PDB-6AXJ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.379
      },
      "provenance": {
        "deposit_id": "6AXJ",
        "doi": "10.1093/nar/gkx1151",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6AXJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the Yaf9 YEATS domain bound to H3K27ac"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ALA-ARG-THR-ML3-GLN-THR (chains P)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6AZE",
      "evidence_id": "EV-PDB-6AZE-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.451
      },
      "provenance": {
        "deposit_id": "6AZE",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6AZE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of the BPTF PHD-bromodomain module bound to H3KC4me3 methyl lysine analog"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NA",
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6BHD",
      "evidence_id": "EV-PDB-6BHD-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.25
      },
      "provenance": {
        "deposit_id": "6BHD",
        "doi": "10.1038/s41467-017-02259-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6BHD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of SETDB1 with a modified H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6BHE",
      "evidence_id": "EV-PDB-6BHE-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.35
      },
      "provenance": {
        "deposit_id": "6BHE",
        "doi": "10.1038/s41467-017-02259-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6BHE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of SETDB1 with a modified H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6BHG",
      "evidence_id": "EV-PDB-6BHG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.45
      },
      "provenance": {
        "deposit_id": "6BHG",
        "doi": "10.1038/s41467-017-02259-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6BHG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of SETDB1 with a modified H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6BHH",
      "evidence_id": "EV-PDB-6BHH-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.85
      },
      "provenance": {
        "deposit_id": "6BHH",
        "doi": "10.1038/s41467-017-02259-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6BHH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of SETDB1 with a modified H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6BHI",
      "evidence_id": "EV-PDB-6BHI-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.4
      },
      "provenance": {
        "deposit_id": "6BHI",
        "doi": "10.1038/s41467-017-02259-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6BHI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of SETDB1 with a modified H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6D07",
      "evidence_id": "EV-PDB-6D07-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "6D07",
        "doi": "10.1021/jacs.9b05725",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6D07"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the complex between human chromobox homolog 1 (CBX1) and H3K9me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone H3 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6E83",
      "evidence_id": "EV-PDB-6E83-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "6E83",
        "doi": "10.1038/s41467-018-06247-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6E83"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structure of ZZZ3 ZZ domain in complex with histone H3 tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "AKG",
          "FE",
          "TBU",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -196.15
      },
      "construct": {
        "description": "Histone 3 peptide H3(17-33)K18IA21M (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6F6D",
      "evidence_id": "EV-PDB-6F6D-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.81810675209
      },
      "provenance": {
        "deposit_id": "6F6D",
        "doi": "10.1021/acs.biochem.7b01152",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6F6D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The catalytic domain of KDM6B in complex with H3(17-33)K18IA21M peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "OGA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.3 (chains E,F,G,H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6HGT",
      "evidence_id": "EV-PDB-6HGT-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.33
      },
      "provenance": {
        "deposit_id": "6HGT",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6HGT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human KDM4A complexed with co-substrate analog NOG and histone H3 peptide with K9R mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.8,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y,a,e,k,o,u,y)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6HKT",
      "evidence_id": "EV-PDB-6HKT-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 9.7
      },
      "provenance": {
        "deposit_id": "6HKT",
        "doi": "10.1016/j.molcel.2018.09.027",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6HKT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of an H1-bound 6-nucleosome array"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ALA-ARG-THR-LYS-GLN-THR-ALA-ARG-LYS-SER-THR-GLY (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6IEU",
      "evidence_id": "EV-PDB-6IEU-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.787
      },
      "provenance": {
        "deposit_id": "6IEU",
        "doi": "10.1038/s41467-019-12126-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6IEU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The structure of TRIM66 PHD-Bromo domain with unmodified H3 N terminal peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -196.15
      },
      "construct": {
        "description": "H3K36me3 peptide (chains E,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6IIS",
      "evidence_id": "EV-PDB-6IIS-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.358
      },
      "provenance": {
        "deposit_id": "6IIS",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6IIS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Complex structure of the HRP3 PWWP domain with both a 16-bp TA-rich DNA and an H3K36me3-containing histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -196.15
      },
      "construct": {
        "description": "H3K36me2-containing histone peptide (chains E,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6IIT",
      "evidence_id": "EV-PDB-6IIT-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "6IIT",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6IIT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Complex structure of the HRP3 PWWP domain with both a 16-bp TA-rich DNA and an H3K36me2-containing histone peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6IPU",
      "evidence_id": "EV-PDB-6IPU-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.99
      },
      "provenance": {
        "deposit_id": "6IPU",
        "doi": "10.1038/s41467-019-13641-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6IPU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome core particle containing 145 bp of DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "AU",
          "D0X",
          "MG",
          "XIS"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6IQ4",
      "evidence_id": "EV-PDB-6IQ4-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.25
      },
      "provenance": {
        "deposit_id": "6IQ4",
        "doi": "10.1002/anie.201906423",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6IQ4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome core particle cross-linked with a hetero-binuclear molecule possessing RAPTA and gold(I) 4-(diphenylphosphino)benzoic acid groups."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6JOU",
      "evidence_id": "EV-PDB-6JOU-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.17
      },
      "provenance": {
        "deposit_id": "6JOU",
        "doi": "10.1016/j.bbrc.2019.06.012",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6JOU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the human nucleosome containing H2A.Z.1 S42R"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6JR0",
      "evidence_id": "EV-PDB-6JR0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "6JR0",
        "doi": "10.1107/S2059798319012713",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6JR0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the human nucleosome phased with 12 selenium atoms"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6JR1",
      "evidence_id": "EV-PDB-6JR1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "6JR1",
        "doi": "10.1107/S2059798319012713",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6JR1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of the human nucleosome phased with 16 selenium atoms"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6JXD",
      "evidence_id": "EV-PDB-6JXD-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.25
      },
      "provenance": {
        "deposit_id": "6JXD",
        "doi": "10.1038/s41467-019-13641-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6JXD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome core particle with cohesive end DNA termini"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6JXD",
      "evidence_id": "EV-PDB-6JXD-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.25
      },
      "provenance": {
        "deposit_id": "6JXD",
        "doi": "10.1038/s41467-019-13641-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6JXD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome core particle with cohesive end DNA termini"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "K",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6K1I",
      "evidence_id": "EV-PDB-6K1I-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.75
      },
      "provenance": {
        "deposit_id": "6K1I",
        "doi": "10.1038/s41467-019-13641-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6K1I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome core particle with gammaH2A.X variant"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6K1J",
      "evidence_id": "EV-PDB-6K1J-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.85
      },
      "provenance": {
        "deposit_id": "6K1J",
        "doi": "10.1038/s41467-019-13641-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6K1J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome core particle with H2A.X variant"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "K",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6K1K",
      "evidence_id": "EV-PDB-6K1K-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "6K1K",
        "doi": "10.1038/s41467-019-13641-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6K1K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Human nucleosome core particle with H2A.X S139E variant"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6KE9",
      "evidence_id": "EV-PDB-6KE9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.22
      },
      "provenance": {
        "deposit_id": "6KE9",
        "doi": "10.1093/nar/gkaa289",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6KE9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The Human Telomeric Nucleosome Displays Distinct Structural and Dynamic Properties"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6KVD",
      "evidence_id": "EV-PDB-6KVD-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.21
      },
      "provenance": {
        "deposit_id": "6KVD",
        "doi": "10.1093/jb/mvz109",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6KVD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human nucleosome containing H2A.J"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains K,O,S,W)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6L49",
      "evidence_id": "EV-PDB-6L49-7",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 18.9
      },
      "provenance": {
        "deposit_id": "6L49",
        "doi": "10.1016/j.str.2019.10.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6L49"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H3-CA-H3 tri-nucleosome with the 22 base-pair linker DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,S,W)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6L4A",
      "evidence_id": "EV-PDB-6L4A-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 12.3
      },
      "provenance": {
        "deposit_id": "6L4A",
        "doi": "10.1016/j.str.2019.10.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6L4A"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H3-H3-H3 tri-nucleosome with the 22 base-pair linker DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6L9H",
      "evidence_id": "EV-PDB-6L9H-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "6L9H",
        "doi": "10.1093/nar/gkaa289",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6L9H"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The Human Telomeric Nucleosome Displays Distinct Structural and Dynamic Properties"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "CL",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6L9Z",
      "evidence_id": "EV-PDB-6L9Z-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "6L9Z",
        "doi": "10.1093/nar/gkab070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6L9Z"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "338 bp di-nucleosome assembled with linker histone H1.X"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains I,M)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6HTS",
      "evidence_id": "EV-PDB-6HTS-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.8
      },
      "provenance": {
        "deposit_id": "6HTS",
        "doi": "10.1038/s41586-018-0021-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6HTS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human INO80 complex bound to nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "H3K4ac (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6E86",
      "evidence_id": "EV-PDB-6E86-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "6E86",
        "doi": "10.1038/s41467-018-06247-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6E86"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structure of ZZZ3 ZZ domain in complex with histone H3K4ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6D08",
      "evidence_id": "EV-PDB-6D08-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "6D08",
        "doi": "10.1021/jacs.9b05725",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6D08"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of an engineered bump-hole complex of mutant human chromobox homolog 1 (CBX1) with H3K9bn peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5Y0C",
      "evidence_id": "EV-PDB-5Y0C-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.087
      },
      "provenance": {
        "deposit_id": "5Y0C",
        "doi": "10.1093/nar/gky661",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5Y0C"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of the human nucleosome at 2.09 angstrom resolution"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "NH4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 10.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ALA-ALA-ARG-ALY-SER-ALA-PRO-ALA (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XNV",
      "evidence_id": "EV-PDB-5XNV-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.696
      },
      "provenance": {
        "deposit_id": "5XNV",
        "doi": "10.1038/s41467-017-01173-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XNV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of YEATS2 YEATS bound to H3K27ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -196.15
      },
      "construct": {
        "description": "Peptide from Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XFR",
      "evidence_id": "EV-PDB-5XFR-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.25
      },
      "provenance": {
        "deposit_id": "5XFR",
        "doi": "10.1038/nature23881",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XFR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Ternary complex of MTF2, DNA and histone"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "RUD",
          "SO4",
          "SSK"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/5XF4",
      "evidence_id": "EV-PDB-5XF4-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.87
      },
      "provenance": {
        "deposit_id": "5XF4",
        "doi": "10.1038/s41467-017-01680-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/5XF4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Nucleosome core particle with an adduct of a binuclear RAPTA (Ru-arene-phosphaadamantane) compound having a 1,2-diphenylethylenediamine linker (S,S-configuration)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y,e,i)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LA2",
      "evidence_id": "EV-PDB-6LA2-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.89
      },
      "provenance": {
        "deposit_id": "6LA2",
        "doi": "10.1093/nar/gkab070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LA2"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "343 bp di-nucleosome harboring cohesive DNA termini assembled with linker histone H1.0"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LA8",
      "evidence_id": "EV-PDB-6LA8-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.4
      },
      "provenance": {
        "deposit_id": "6LA8",
        "doi": "10.1038/s41467-020-18533-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LA8"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "349 bp di-nucleosome harboring cohesive DNA termini assembled with linker histone H1.0"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LA9",
      "evidence_id": "EV-PDB-6LA9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "6LA9",
        "doi": "10.1038/s41467-020-18533-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LA9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "349 bp di-nucleosome harboring cohesive DNA termini assembled with linker histone H1.0 (high cryoprotectant)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "CL",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LAB",
      "evidence_id": "EV-PDB-6LAB-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "6LAB",
        "doi": "10.1093/nar/gkab070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LAB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "169 bp nucleosome, harboring cohesive DNA termini, assembled with linker histone H1.0"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ARG-TYR-ARG-PRO-GLY-THR-VAL-ALA-LEU (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6PAG",
      "evidence_id": "EV-PDB-6PAG-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.501
      },
      "provenance": {
        "deposit_id": "6PAG",
        "doi": "10.1038/s41467-021-22359-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6PAG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Killer cell immunoglobulin-like receptor 2DL3 in complex with HLA-C*07:02"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R91",
      "evidence_id": "EV-PDB-6R91-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.1
      },
      "provenance": {
        "deposit_id": "6R91",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R91"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP_THF2(-3)-UV-DDB"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R93",
      "evidence_id": "EV-PDB-6R93-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.0
      },
      "provenance": {
        "deposit_id": "6R93",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R93"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP-6-4PP"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NI",
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3tK27me3 (chains B,D,F,H,J,L)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6V2H",
      "evidence_id": "EV-PDB-6V2H-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "6V2H",
        "doi": "10.1016/j.chembiol.2020.05.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6V2H"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of CDYL2 in complex with H3tK27me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6V92",
      "evidence_id": "EV-PDB-6V92-23",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 20.0
      },
      "provenance": {
        "deposit_id": "6V92",
        "doi": "10.7554/eLife.54449",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6V92"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RSC-NCP"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -163.15
      },
      "construct": {
        "description": "Histone H3.1 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6YIH",
      "evidence_id": "EV-PDB-6YIH-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.55
      },
      "provenance": {
        "deposit_id": "6YIH",
        "doi": "10.1083/jcb.201910059",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6YIH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of Chromosomal Passenger Complex (CPC) bound to phosphorylated Histone 3 peptide at 2.6 A."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7BWD",
      "evidence_id": "EV-PDB-7BWD-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.32
      },
      "provenance": {
        "deposit_id": "7BWD",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7BWD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of Dot1L-H2BK34ub Nucleosome Complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "GOL",
          "SRO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K4me3Q5ser peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7CFQ",
      "evidence_id": "EV-PDB-7CFQ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "7CFQ",
        "doi": "10.1126/sciadv.abf4291",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7CFQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of WDR5 in complex with H3K4me3Q5ser peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SRO"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3Q5ser peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7CFP",
      "evidence_id": "EV-PDB-7CFP-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.6
      },
      "provenance": {
        "deposit_id": "7CFP",
        "doi": "10.1126/sciadv.abf4291",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7CFP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of WDR5 in complex with a H3Q5ser peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,L,P)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7CCR",
      "evidence_id": "EV-PDB-7CCR-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.9
      },
      "provenance": {
        "deposit_id": "7CCR",
        "doi": "10.1038/s41422-020-00422-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7CCR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of the 2:2 cGAS-nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7CCQ",
      "evidence_id": "EV-PDB-7CCQ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "7CCQ",
        "doi": "10.1038/s41422-020-00422-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7CCQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of the 1:1 cGAS-nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7C0M",
      "evidence_id": "EV-PDB-7C0M-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "7C0M",
        "doi": "10.1126/science.abd0237",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7C0M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Human cGAS-nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6YOV",
      "evidence_id": "EV-PDB-6YOV-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.42
      },
      "provenance": {
        "deposit_id": "6YOV",
        "doi": "10.1126/science.abb0074",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6YOV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "OCT4-SOX2-bound nucleosome - SHL+6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6YOV",
      "evidence_id": "EV-PDB-6YOV-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.42
      },
      "provenance": {
        "deposit_id": "6YOV",
        "doi": "10.1126/science.abb0074",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6YOV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "OCT4-SOX2-bound nucleosome - SHL+6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -163.15
      },
      "construct": {
        "description": "Phosphorylated (Thr3) Histone H3 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6YIF",
      "evidence_id": "EV-PDB-6YIF-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.81
      },
      "provenance": {
        "deposit_id": "6YIF",
        "doi": "10.1083/jcb.201910059",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6YIF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of Chromosomal Passenger Complex (CPC) bound to phosphorylated Histone 3 peptide at 1.8 A."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1,E3 ubiquitin-protein ligase HERC2 (chains A,B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6WW4",
      "evidence_id": "EV-PDB-6WW4-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.252
      },
      "provenance": {
        "deposit_id": "6WW4",
        "doi": "10.1016/j.str.2020.07.003",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6WW4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of HERC2 ZZ domain in complex with histone H3 tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SO4",
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains E,F,G,H)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6WAV",
      "evidence_id": "EV-PDB-6WAV-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.7
      },
      "provenance": {
        "deposit_id": "6WAV",
        "doi": "10.7554/eLife.58675",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6WAV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of PHF1 in complex with H3K36me3 substitution"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.4,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains I,J,L,M)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6VIL",
      "evidence_id": "EV-PDB-6VIL-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.301
      },
      "provenance": {
        "deposit_id": "6VIL",
        "doi": "10.1038/s41588-020-00729-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6VIL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of mouse BAHCC1 BAH domain in complex with H3K27me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 Peptide (chains QQQ)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6V41",
      "evidence_id": "EV-PDB-6V41-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.603
      },
      "provenance": {
        "deposit_id": "6V41",
        "doi": "10.1016/j.chembiol.2020.05.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6V41"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "crystal structure of CDY1 chromodomain bound to H3K9me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "UNX"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ACE-GLN-LEU-ALA-THR-LYS-ALA-ALA-ARG-M3L-SER-ALA-PRO-ALA-THR-TYR-NH2 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6V3N",
      "evidence_id": "EV-PDB-6V3N-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "6V3N",
        "doi": "10.1016/j.chembiol.2020.05.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6V3N"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of CDYL2 in complex with H3K27me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL",
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6V2K",
      "evidence_id": "EV-PDB-6V2K-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "6V2K",
        "doi": "10.1038/s42003-021-01707-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6V2K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The nucleosome structure after H2A-H2B exchange"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6USJ",
      "evidence_id": "EV-PDB-6USJ-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 10.5
      },
      "provenance": {
        "deposit_id": "6USJ",
        "doi": "10.1371/journal.pone.0240932",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6USJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of two nucleosomes bridged by human PARP2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6UPL",
      "evidence_id": "EV-PDB-6UPL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.4
      },
      "provenance": {
        "deposit_id": "6UPL",
        "doi": "10.1038/s41586-019-1820-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6UPL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of FACT_subnucleosome complex 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6UPK",
      "evidence_id": "EV-PDB-6UPK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.9
      },
      "provenance": {
        "deposit_id": "6UPK",
        "doi": "10.1038/s41586-019-1820-0",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6UPK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of FACT_subnucleosome complex 1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6T93",
      "evidence_id": "EV-PDB-6T93-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.49
      },
      "provenance": {
        "deposit_id": "6T93",
        "doi": "10.1126/science.abb0074",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6T93"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Nucleosome with OCT4-SOX2 motif at SHL-6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6T90",
      "evidence_id": "EV-PDB-6T90-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.05
      },
      "provenance": {
        "deposit_id": "6T90",
        "doi": "10.1126/science.abb0074",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6T90"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "OCT4-SOX2-bound nucleosome - SHL-6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6T90",
      "evidence_id": "EV-PDB-6T90-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.05
      },
      "provenance": {
        "deposit_id": "6T90",
        "doi": "10.1126/science.abb0074",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6T90"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "OCT4-SOX2-bound nucleosome - SHL-6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R94",
      "evidence_id": "EV-PDB-6R94-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "6R94",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R94"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP_THF2(-3)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R92",
      "evidence_id": "EV-PDB-6R92-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.8
      },
      "provenance": {
        "deposit_id": "6R92",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R92"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP-THF2(+1)-UV-DDB class B"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R90",
      "evidence_id": "EV-PDB-6R90-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.5
      },
      "provenance": {
        "deposit_id": "6R90",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R90"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP-THF2(+1)-UV-DDB class A"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R8Z",
      "evidence_id": "EV-PDB-6R8Z-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "6R8Z",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R8Z"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP_THF2(-1)-UV-DDB"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6R8Y",
      "evidence_id": "EV-PDB-6R8Y-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.3
      },
      "provenance": {
        "deposit_id": "6R8Y",
        "doi": "10.1038/s41586-019-1259-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6R8Y"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP-6-4PP(-1)-UV-DDB"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.4,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "ALA-ARG-THR-MLZ-GLN-THR-ALA-ARG-TYR (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6QXZ",
      "evidence_id": "EV-PDB-6QXZ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "6QXZ",
        "doi": "10.1111/febs.15256",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6QXZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structure of the ASHH2 CW domain with the N-terminal histone H3 tail mimicking peptide monomethylated on lysine 4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ARG-TYR-ARG-PRO-GLY-THR-VAL-ALA-LEU (chains C,G)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6PA1",
      "evidence_id": "EV-PDB-6PA1-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.01
      },
      "provenance": {
        "deposit_id": "6PA1",
        "doi": "10.1038/s41467-021-22359-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6PA1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Killer cell immunoglobulin-like receptor 2DL2 in complex with HLA-C*07:02"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K9bu (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6MIQ",
      "evidence_id": "EV-PDB-6MIQ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.75
      },
      "provenance": {
        "deposit_id": "6MIQ",
        "doi": "10.1038/s41467-018-07072-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6MIQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of Taf14 YEATS domain in complex with histone H3K9bu"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K9pr (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6MIO",
      "evidence_id": "EV-PDB-6MIO-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.85
      },
      "provenance": {
        "deposit_id": "6MIO",
        "doi": "10.1038/s41467-018-07072-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6MIO"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of Taf14 YEATS domain in complex with histone H3K9pr"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K9cr (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6MIN",
      "evidence_id": "EV-PDB-6MIN-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.9
      },
      "provenance": {
        "deposit_id": "6MIN",
        "doi": "10.1038/s41467-018-07072-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6MIN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of Taf14 YEATS domain G82A mutant in complex with histone H3K9cr"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K9cr (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6MIM",
      "evidence_id": "EV-PDB-6MIM-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.525
      },
      "provenance": {
        "deposit_id": "6MIM",
        "doi": "10.1038/s41467-018-07072-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6MIM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of AF9 YEATS domain Y78W mutant in complex with histone H3K9cr"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MLI",
          "PEG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K9bu (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6MIL",
      "evidence_id": "EV-PDB-6MIL-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.93
      },
      "provenance": {
        "deposit_id": "6MIL",
        "doi": "10.1038/s41467-018-07072-6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6MIL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of AF9 YEATS domain in complex with histone H3K9bu"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6M4H",
      "evidence_id": "EV-PDB-6M4H-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "6M4H",
        "doi": "10.15252/embj.2020105907",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6M4H"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structural mechanism of nucleosome dynamics governed by human histone variants H2A.B and H2A.Z.2.2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6M4G",
      "evidence_id": "EV-PDB-6M4G-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "6M4G",
        "doi": "10.15252/embj.2020105907",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6M4G"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structural mechanism of nucleosome dynamics governed by human histone variants H2A.B and H2A.Z.2.2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6M4D",
      "evidence_id": "EV-PDB-6M4D-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.4
      },
      "provenance": {
        "deposit_id": "6M4D",
        "doi": "10.15252/embj.2020105907",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6M4D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structural mechanism of nucleosome dynamics governed by human histone variants H2A.B and H2A.Z.2.2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6M44",
      "evidence_id": "EV-PDB-6M44-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.81
      },
      "provenance": {
        "deposit_id": "6M44",
        "doi": "10.1038/s41467-020-18533-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6M44"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "355 bp di-nucleosome harboring cohesive DNA termini (high cryoprotectant)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6M3V",
      "evidence_id": "EV-PDB-6M3V-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.6
      },
      "provenance": {
        "deposit_id": "6M3V",
        "doi": "10.1038/s41467-020-18533-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6M3V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "355 bp di-nucleosome harboring cohesive DNA termini"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 9.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "2 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LSD",
      "evidence_id": "EV-PDB-6LSD-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.05
      },
      "provenance": {
        "deposit_id": "6LSD",
        "doi": "10.1093/nar/gkaa1130",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LSD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of YEATS domain of human YEATS2 in complex with H3K27bz peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "2 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LS6",
      "evidence_id": "EV-PDB-6LS6-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.2
      },
      "provenance": {
        "deposit_id": "6LS6",
        "doi": "10.1093/nar/gkaa1130",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LS6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of YEATS domain of AF9 in complex with H3K9bz peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LER",
      "evidence_id": "EV-PDB-6LER-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "6LER",
        "doi": "10.1093/nar/gkab070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LER"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "169 bp nucleosome harboring non-identical cohesive DNA termini."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/6LE9",
      "evidence_id": "EV-PDB-6LE9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "6LE9",
        "doi": "10.1093/nar/gkaa289",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/6LE9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "The Human Telomeric Nucleosome Displays Distinct Structural and Dynamic Properties"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "CL",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.5,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7COW",
      "evidence_id": "EV-PDB-7COW-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.86
      },
      "provenance": {
        "deposit_id": "7COW",
        "doi": "10.1093/nar/gkab070",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7COW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "353 bp di-nucleosome harboring cohesive DNA termini with linker histone H1.0"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7D1Z",
      "evidence_id": "EV-PDB-7D1Z-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.15
      },
      "provenance": {
        "deposit_id": "7D1Z",
        "doi": "10.26508/lsa.202000919",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7D1Z"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of SET8-nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7DBP",
      "evidence_id": "EV-PDB-7DBP-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.5
      },
      "provenance": {
        "deposit_id": "7DBP",
        "doi": "10.1038/s41598-020-79654-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7DBP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Linker histone defines structure and self-association behaviour of the 177 bp human chromosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7K5X",
      "evidence_id": "EV-PDB-7K5X-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.93
      },
      "provenance": {
        "deposit_id": "7K5X",
        "doi": "10.1016/j.molcel.2020.10.038",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7K5X"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a chromatosome containing human linker histone H1.0"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7K5Y",
      "evidence_id": "EV-PDB-7K5Y-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.76
      },
      "provenance": {
        "deposit_id": "7K5Y",
        "doi": "10.1016/j.molcel.2020.10.038",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7K5Y"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a chromatosome containing human linker histone H1.4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7K60",
      "evidence_id": "EV-PDB-7K60-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.12
      },
      "provenance": {
        "deposit_id": "7K60",
        "doi": "10.1016/j.molcel.2020.10.038",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7K60"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a chromatosome containing human linker histone H1.10"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7K61",
      "evidence_id": "EV-PDB-7K61-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.85
      },
      "provenance": {
        "deposit_id": "7K61",
        "doi": "10.1016/j.molcel.2020.10.038",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7K61"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of 197bp nucleosome aided by scFv"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7K63",
      "evidence_id": "EV-PDB-7K63-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.03
      },
      "provenance": {
        "deposit_id": "7K63",
        "doi": "10.1016/j.molcel.2020.10.038",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7K63"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a chromatosome containing chimeric linker histone gH1.10-ncH1.4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + NMR restraints",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7KLR",
      "evidence_id": "EV-PDB-7KLR-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "7KLR",
        "doi": "10.1021/acschembio.0c00976",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7KLR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_structure",
      "title": "Solution structure of the PHD1 domain of histone demethylase KDM5A in complex with a histone H3(1-10) peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3 T3phK4me3 peptide (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LBK",
      "evidence_id": "EV-PDB-7LBK-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "7LBK",
        "doi": "10.1091/mbc.E21-06-0283",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LBK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Survivin bound to histone H3 T3phK4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3T3phK4ac peptide (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LBP",
      "evidence_id": "EV-PDB-7LBP-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "7LBP",
        "doi": "10.1091/mbc.E21-06-0283",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LBP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Survivin bound to histone H3T3phK4ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LYA",
      "evidence_id": "EV-PDB-7LYA-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.91
      },
      "provenance": {
        "deposit_id": "7LYA",
        "doi": "10.1038/s41586-021-03716-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LYA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle with linked histone proteins H2A and H2B"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LYB",
      "evidence_id": "EV-PDB-7LYB-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.28
      },
      "provenance": {
        "deposit_id": "7LYB",
        "doi": "10.1038/s41586-021-03716-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LYB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with BRCA1-BARD1-UbcH5c"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LYC",
      "evidence_id": "EV-PDB-7LYC-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.94
      },
      "provenance": {
        "deposit_id": "7LYC",
        "doi": "10.1038/s41586-021-03716-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LYC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle ubiquitylated at histone H2A Lys13 and Lys15 in complex with BARD1 (residues 415-777)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1,Protein AF-10 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7MJU",
      "evidence_id": "EV-PDB-7MJU-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "7MJU",
        "doi": "10.1038/s41467-021-24418-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7MJU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human AF10 PZP bound to histone H3 tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7NL0",
      "evidence_id": "EV-PDB-7NL0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "7NL0",
        "doi": "10.1038/s41556-021-00727-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7NL0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the Lin28B nucleosome core particle"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7SCY",
      "evidence_id": "EV-PDB-7SCY-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.1
      },
      "provenance": {
        "deposit_id": "7SCY",
        "doi": "10.1016/j.molcel.2021.11.014",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7SCY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Nuc147 bound to single BRCT"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7SCZ",
      "evidence_id": "EV-PDB-7SCZ-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "7SCZ",
        "doi": "10.1016/j.molcel.2021.11.014",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7SCZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Nuc147 bound to multiple BRCTs"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "THR-LYS-ALA-ALA-ARG-M3L-SER-ALA-PRO-ALA (chains E,J)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7TD5",
      "evidence_id": "EV-PDB-7TD5-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.994
      },
      "provenance": {
        "deposit_id": "7TD5",
        "doi": "10.1038/s41467-022-34431-1",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7TD5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of human PRC2-EZH1 containing phosphorylated SUZ12"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -180.15
      },
      "construct": {
        "description": "THR-LYS-ALA-ALA-ARG-MET-SER-ALA-PRO-SER (chains D,I)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7TD5",
      "evidence_id": "EV-PDB-7TD5-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.994
      },
      "provenance": {
        "deposit_id": "7TD5",
        "doi": "10.1038/s41467-022-34431-1",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7TD5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of human PRC2-EZH1 containing phosphorylated SUZ12"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7U0G",
      "evidence_id": "EV-PDB-7U0G-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "7U0G",
        "doi": "10.1016/j.molcel.2023.05.030",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7U0G"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "structure of LIN28b nucleosome bound 3 OCT4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7U0I",
      "evidence_id": "EV-PDB-7U0I-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "7U0I",
        "doi": "10.1016/j.molcel.2023.05.030",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7U0I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of LIN28b nucleosome bound 2 OCT4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7U0J",
      "evidence_id": "EV-PDB-7U0J-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "7U0J",
        "doi": "10.1016/j.molcel.2023.05.030",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7U0J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of 162bp LIN28b nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "1PE",
          "GOL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V6Q",
      "evidence_id": "EV-PDB-7V6Q-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "7V6Q",
        "doi": "10.1101/gad.349100.121",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V6Q"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of sNASP-ASF1A-H3.1-H4 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V96",
      "evidence_id": "EV-PDB-7V96-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.92
      },
      "provenance": {
        "deposit_id": "7V96",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V96"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric Dinucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,S,W,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V9K",
      "evidence_id": "EV-PDB-7V9K-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 8.1
      },
      "provenance": {
        "deposit_id": "7V9K",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V9K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric tetranucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,S,W,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7VA4",
      "evidence_id": "EV-PDB-7VA4-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 14.0
      },
      "provenance": {
        "deposit_id": "7VA4",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7VA4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric tetranucleosome in open state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7VZ4",
      "evidence_id": "EV-PDB-7VZ4-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.89
      },
      "provenance": {
        "deposit_id": "7VZ4",
        "doi": "10.1007/978-1-0716-4486-7_6",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7VZ4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of human nucleosome core particle composed of the Widom 601L DNA sequence"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7W9V",
      "evidence_id": "EV-PDB-7W9V-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.95
      },
      "provenance": {
        "deposit_id": "7W9V",
        "doi": "10.1016/j.isci.2022.104563",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7W9V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of nucleosome in complex with p300 acetyltransferase catalytic core (complex I)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7X57",
      "evidence_id": "EV-PDB-7X57-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.63
      },
      "provenance": {
        "deposit_id": "7X57",
        "doi": "10.1073/pnas.2206542119",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7X57"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of human subnucleosome (closed form)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7X58",
      "evidence_id": "EV-PDB-7X58-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.93
      },
      "provenance": {
        "deposit_id": "7X58",
        "doi": "10.1073/pnas.2206542119",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7X58"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of human subnucleosome (open form)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CIT"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 4.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3K27ac(24-27) peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7X88",
      "evidence_id": "EV-PDB-7X88-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.25
      },
      "provenance": {
        "deposit_id": "7X88",
        "doi": "10.1016/j.molcel.2022.09.034",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7X88"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of ENL YEATS domain T2 mutant in complex with histone H3 acetylation at K27"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CL"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K27ac(24-27) peptide (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7X8F",
      "evidence_id": "EV-PDB-7X8F-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.44
      },
      "provenance": {
        "deposit_id": "7X8F",
        "doi": "10.1016/j.molcel.2022.09.034",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7X8F"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of ENL T4 mutant YEATS domain in complex with histone H3 acetylation at K27"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.6,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K27ac(24-27) peptide (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7X8G",
      "evidence_id": "EV-PDB-7X8G-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.91
      },
      "provenance": {
        "deposit_id": "7X8G",
        "doi": "10.1016/j.molcel.2022.09.034",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7X8G"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of ENL T1(H116P) mutant YEATS domain in complex with histone H3 acetylation at K27"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XD1",
      "evidence_id": "EV-PDB-7XD1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "7XD1",
        "doi": "10.1038/s41589-022-01067-7",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XD1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "cryo-EM structure of unmodified nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y,e,i)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XVL",
      "evidence_id": "EV-PDB-7XVL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.506
      },
      "provenance": {
        "deposit_id": "7XVL",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XVL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Nucleosome-H1.0 Linker Histone Assembly (sticky-169an DNA fragment)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "CL",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XVM",
      "evidence_id": "EV-PDB-7XVM-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.84
      },
      "provenance": {
        "deposit_id": "7XVM",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XVM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Nucleosome-H5 Linker Histone Assembly (sticky-169a DNA fragment)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y,e,i)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XX6",
      "evidence_id": "EV-PDB-7XX6-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.39
      },
      "provenance": {
        "deposit_id": "7XX6",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XX6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Nucleosome-H1.0 Linker Histone Assembly (sticky-169a DNA fragment)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XZX",
      "evidence_id": "EV-PDB-7XZX-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.53
      },
      "provenance": {
        "deposit_id": "7XZX",
        "doi": "10.1093/pnasnexus/pgac177",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XZX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the nucleosome in complex with p53 DNA-binding domain"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XZY",
      "evidence_id": "EV-PDB-7XZY-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.97
      },
      "provenance": {
        "deposit_id": "7XZY",
        "doi": "10.1093/pnasnexus/pgac177",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XZY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the nucleosome containing 193 base-pair DNA with a p53 target sequence"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XZZ",
      "evidence_id": "EV-PDB-7XZZ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.07
      },
      "provenance": {
        "deposit_id": "7XZZ",
        "doi": "10.1093/pnasnexus/pgac177",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XZZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the nucleosome in complex with p53"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.0
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7XX5",
      "evidence_id": "EV-PDB-7XX5-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.19
      },
      "provenance": {
        "deposit_id": "7XX5",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7XX5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Nucleosome-H1.3 Linker Histone Assembly (sticky-169a DNA fragment)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K27ac(24-27) peptide (chains B,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7X8B",
      "evidence_id": "EV-PDB-7X8B-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.3
      },
      "provenance": {
        "deposit_id": "7X8B",
        "doi": "10.1016/j.molcel.2022.09.034",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7X8B"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of ENL T1 mutant YEATS domain in complex with histone H3 acetylation at K27"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,S,W)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V9S",
      "evidence_id": "EV-PDB-7V9S-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 11.0
      },
      "provenance": {
        "deposit_id": "7V9S",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V9S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric trinucleosome in open state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,S,W)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V9J",
      "evidence_id": "EV-PDB-7V9J-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 8.0
      },
      "provenance": {
        "deposit_id": "7V9J",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V9J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric trinucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V9C",
      "evidence_id": "EV-PDB-7V9C-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.5
      },
      "provenance": {
        "deposit_id": "7V9C",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V9C"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric Dinucleosome in open state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7V90",
      "evidence_id": "EV-PDB-7V90-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "7V90",
        "doi": "10.1038/s41586-022-05236-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7V90"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Telomeric mononucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3 T3phK4me2 peptide (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LBQ",
      "evidence_id": "EV-PDB-7LBQ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.69
      },
      "provenance": {
        "deposit_id": "7LBQ",
        "doi": "10.1091/mbc.E21-06-0283",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LBQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Survivin bound to histone H3 T3phK4me2 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "histone H3 T3phK4me1 peptide (chains C,F)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7LBO",
      "evidence_id": "EV-PDB-7LBO-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "7LBO",
        "doi": "10.1091/mbc.E21-06-0283",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7LBO"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human Survivin bound to histone H3 T3phK4me1 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -196.15
      },
      "construct": {
        "description": "H3K9me3K18ac (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7EBK",
      "evidence_id": "EV-PDB-7EBK-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.74
      },
      "provenance": {
        "deposit_id": "7EBK",
        "doi": "10.1016/j.stem.2022.05.004",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7EBK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Mouse Trim66 PHD-Bromo dual domain complexed with the H3(1-24)K9me3K18ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SFG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7E8D",
      "evidence_id": "EV-PDB-7E8D-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "7E8D",
        "doi": "10.1038/s41467-021-26913-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7E8D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "NSD2 E1099K mutant bound to nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains D,I)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y5V",
      "evidence_id": "EV-PDB-7Y5V-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.1
      },
      "provenance": {
        "deposit_id": "7Y5V",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y5V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the dimeric human CAF1LC-H3-H4 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "BEF",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains I,M)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7ZI4",
      "evidence_id": "EV-PDB-7ZI4-8",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "7ZI4",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7ZI4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human INO80 complex bound to a WT nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8DS8",
      "evidence_id": "EV-PDB-8DS8-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.84
      },
      "provenance": {
        "deposit_id": "8DS8",
        "doi": "10.1038/s41586-023-06688-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8DS8"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of human TNRC18 BAH domain in complex with H3K9me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JHF",
      "evidence_id": "EV-PDB-8JHF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.68
      },
      "provenance": {
        "deposit_id": "8JHF",
        "doi": "10.1038/s41421-023-00620-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JHF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Native SUV420H1 bound to 167-bp nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JCD",
      "evidence_id": "EV-PDB-8JCD-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.14
      },
      "provenance": {
        "deposit_id": "8JCD",
        "doi": "10.1093/nar/gkae825",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JCD"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Human H2BFWTH100R nucleosome with 601 DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JCC",
      "evidence_id": "EV-PDB-8JCC-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.42
      },
      "provenance": {
        "deposit_id": "8JCC",
        "doi": "10.1093/nar/gkae825",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JCC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Human histone H2B variant H2BFWT Cryo-EM structure with 601 DNA sequence"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JBX",
      "evidence_id": "EV-PDB-8JBX-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.35
      },
      "provenance": {
        "deposit_id": "8JBX",
        "doi": "10.1093/nar/gkae825",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JBX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Human canonical 601 DNA nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8J6T",
      "evidence_id": "EV-PDB-8J6T-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.6
      },
      "provenance": {
        "deposit_id": "8J6T",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8J6T"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the double CAF-1 bound right-handed Di-tetrasome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8J6S",
      "evidence_id": "EV-PDB-8J6S-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "8J6S",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8J6S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the single CAF-1 bound right-handed Di-tetrasome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IQG",
      "evidence_id": "EV-PDB-8IQG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "8IQG",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IQG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the monomeric human CAF1-H3-H4 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains D,I)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IQF",
      "evidence_id": "EV-PDB-8IQF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.6
      },
      "provenance": {
        "deposit_id": "8IQF",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IQF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the dimeric human CAF1-H3-H4 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "1PE",
          "GOL",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IJ0",
      "evidence_id": "EV-PDB-8IJ0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.52
      },
      "provenance": {
        "deposit_id": "8IJ0",
        "doi": "10.1073/pnas.2304103120",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IJ0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of GAS41 YEATS domain in complex with H3K9ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "branched: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B,C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IIZ",
      "evidence_id": "EV-PDB-8IIZ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.1
      },
      "provenance": {
        "deposit_id": "8IIZ",
        "doi": "10.1073/pnas.2304103120",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IIZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of MBP fused GAS41 YEATS domain in complex with H3K27ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "branched: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains B,C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IIY",
      "evidence_id": "EV-PDB-8IIY-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.15
      },
      "provenance": {
        "deposit_id": "8IIY",
        "doi": "10.1073/pnas.2304103120",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IIY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of MBP fused GAS41 YEATS domain in complex with H3K14ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,M,Q,U)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IHL",
      "evidence_id": "EV-PDB-8IHL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.64
      },
      "provenance": {
        "deposit_id": "8IHL",
        "doi": "10.1038/s42003-023-05694-1",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IHL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Overlapping tri-nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains E,K)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IEJ",
      "evidence_id": "EV-PDB-8IEJ-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.12
      },
      "provenance": {
        "deposit_id": "8IEJ",
        "doi": "10.1016/j.molcel.2023.08.001",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IEJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNF20-RNF40/hRad6A-Ub/nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains E,K)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8IEG",
      "evidence_id": "EV-PDB-8IEG-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.44
      },
      "provenance": {
        "deposit_id": "8IEG",
        "doi": "10.1016/j.molcel.2023.08.001",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8IEG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Bre1(mRBD-RING)/Rad6-Ub/nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "SO4"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "ALA-ARG-KCR-SER-ALA-PRO (chains A,B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8I60",
      "evidence_id": "EV-PDB-8I60-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.3
      },
      "provenance": {
        "deposit_id": "8I60",
        "doi": "10.1016/j.molcel.2023.05.022",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8I60"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of GAS41 YEATS domain in complex with histone H3K27cr"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -193.15
      },
      "construct": {
        "description": "histone H3Q5his peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HMX",
      "evidence_id": "EV-PDB-8HMX-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.7
      },
      "provenance": {
        "deposit_id": "8HMX",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HMX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "WDR5 in complex with histone H3Q5his peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "2OP",
          "EDO",
          "GOL",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 6.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "H3K23la peptide (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HLY",
      "evidence_id": "EV-PDB-8HLY-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.0
      },
      "provenance": {
        "deposit_id": "8HLY",
        "doi": "10.1016/j.isci.2023.107757",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HLY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of SIRT3 in complex with H3K23la peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HE5",
      "evidence_id": "EV-PDB-8HE5-18",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.95
      },
      "provenance": {
        "deposit_id": "8HE5",
        "doi": "10.1016/j.jmb.2023.168130",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HE5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II elongation complex bound with Rad26 and Elf1, stalled at SHL(-3.5) of the nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAN",
      "evidence_id": "EV-PDB-8HAN-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.2
      },
      "provenance": {
        "deposit_id": "8HAN",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the CBP catalytic core bound to the H4K12acK16ac nucleosome, class 3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAM",
      "evidence_id": "EV-PDB-8HAM-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.5
      },
      "provenance": {
        "deposit_id": "8HAM",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the CBP catalytic core bound to the H4K12acK16ac nucleosome, class 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAL",
      "evidence_id": "EV-PDB-8HAL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.4
      },
      "provenance": {
        "deposit_id": "8HAL",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the CBP catalytic core bound to the H4K12acK16ac nucleosome, class 1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAK",
      "evidence_id": "EV-PDB-8HAK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.5
      },
      "provenance": {
        "deposit_id": "8HAK",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the p300 catalytic core bound to the H4K12acK16ac nucleosome, class 4 (4.5 angstrom resolution)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAJ",
      "evidence_id": "EV-PDB-8HAJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.8
      },
      "provenance": {
        "deposit_id": "8HAJ",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the p300 catalytic core bound to the H4K12acK16ac nucleosome, class 2 (4.8 angstrom resolution)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAI",
      "evidence_id": "EV-PDB-8HAI-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.7
      },
      "provenance": {
        "deposit_id": "8HAI",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the p300 catalytic core bound to the H4K12acK16ac nucleosome, class 1 (4.7 angstrom resolution)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAH",
      "evidence_id": "EV-PDB-8HAH-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "8HAH",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the p300 catalytic core bound to the H4K12acK16ac nucleosome, class 2 (3.9 angstrom resolution)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8HAG",
      "evidence_id": "EV-PDB-8HAG-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8HAG",
        "doi": "10.1038/s41467-023-39735-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8HAG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the p300 catalytic core bound to the H4K12acK16ac nucleosome, class 1 (3.2 angstrom resolution)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8H1T",
      "evidence_id": "EV-PDB-8H1T-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "8H1T",
        "doi": "10.1038/s41586-023-05841-y",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8H1T"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of BAP1-ASXL1 bound to chromatosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8H0W",
      "evidence_id": "EV-PDB-8H0W-16",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.6
      },
      "provenance": {
        "deposit_id": "8H0W",
        "doi": "10.1038/s41467-022-35003-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8H0W"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II transcribing a chromatosome (type II)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8H0V",
      "evidence_id": "EV-PDB-8H0V-16",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "8H0V",
        "doi": "10.1038/s41467-022-35003-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8H0V"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II transcribing a chromatosome (type I)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8GUK",
      "evidence_id": "EV-PDB-8GUK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.51
      },
      "provenance": {
        "deposit_id": "8GUK",
        "doi": "10.1038/s41467-024-46910-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8GUK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Human nucleosome core particle (free form)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8GUJ",
      "evidence_id": "EV-PDB-8GUJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "8GUJ",
        "doi": "10.1038/s41467-024-46910-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8GUJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Bre1-nucleosome complex (Model II)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8GUI",
      "evidence_id": "EV-PDB-8GUI-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.81
      },
      "provenance": {
        "deposit_id": "8GUI",
        "doi": "10.1038/s41467-024-46910-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8GUI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Bre1-nucleosome complex (Model I)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8GRM",
      "evidence_id": "EV-PDB-8GRM-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.05
      },
      "provenance": {
        "deposit_id": "8GRM",
        "doi": "10.1016/j.chempr.2023.01.012",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8GRM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of PRC1 bound to H2AK119-UbcH5b-Ub nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1,Protein Jade-1 (chains A,B,C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8GE0",
      "evidence_id": "EV-PDB-8GE0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.4
      },
      "provenance": {
        "deposit_id": "8GE0",
        "doi": "10.1038/s41594-024-01245-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8GE0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of JADE1 PZP domain in complex with Histone H3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8EVJ",
      "evidence_id": "EV-PDB-8EVJ-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.1
      },
      "provenance": {
        "deposit_id": "8EVJ",
        "doi": "10.1038/s41594-023-01189-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8EVJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CX3CR1 nucleosome bound PU.1 and C/EBPa"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8EVI",
      "evidence_id": "EV-PDB-8EVI-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.64
      },
      "provenance": {
        "deposit_id": "8EVI",
        "doi": "10.1038/s41594-023-01189-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8EVI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CX3CR1 nucleosome and PU.1 complex containing disulfide bond mutations"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8EVH",
      "evidence_id": "EV-PDB-8EVH-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.85
      },
      "provenance": {
        "deposit_id": "8EVH",
        "doi": "10.1038/s41594-023-01189-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8EVH"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CX3CR1 nucleosome and wild type PU.1 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8EVG",
      "evidence_id": "EV-PDB-8EVG-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.75
      },
      "provenance": {
        "deposit_id": "8EVG",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8EVG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "162bp CX3CR1 nucleosome (further classified with better nucleosome end)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8DK5",
      "evidence_id": "EV-PDB-8DK5-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.71
      },
      "provenance": {
        "deposit_id": "8DK5",
        "doi": "10.1016/j.molcel.2023.05.030",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8DK5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of 187bp LIN28b nucleosome with site 0 mutation"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7YQK",
      "evidence_id": "EV-PDB-7YQK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.38
      },
      "provenance": {
        "deposit_id": "7YQK",
        "doi": "10.1021/jacs.2c06156",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7YQK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "cryo-EM structure of gammaH2AXK15ub-H4K20me2 nucleosome bound to 53BP1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7YOZ",
      "evidence_id": "EV-PDB-7YOZ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.3
      },
      "provenance": {
        "deposit_id": "7YOZ",
        "doi": "10.1073/pnas.2206542119",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7YOZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of human subnucleosome (intermediate form)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "BEF",
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y8R",
      "evidence_id": "EV-PDB-7Y8R-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.4
      },
      "provenance": {
        "deposit_id": "7Y8R",
        "doi": "10.1038/s41467-022-34859-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y8R"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The nucleosome-bound human PBAF complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y61",
      "evidence_id": "EV-PDB-7Y61-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.6
      },
      "provenance": {
        "deposit_id": "7Y61",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y61"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the two CAF1LCs bound right-handed Di-tetrasome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y60",
      "evidence_id": "EV-PDB-7Y60-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "7Y60",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y60"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of human CAF1LC bound right-handed Di-tetrasome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,C,E,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y5W",
      "evidence_id": "EV-PDB-7Y5W-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "7Y5W",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y5W"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the left-handed Di-tetrasome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains D)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y5U",
      "evidence_id": "EV-PDB-7Y5U-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "7Y5U",
        "doi": "10.1126/science.add8673",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y5U"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the monomeric human CAF1LC-H3-H4 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/7Y00",
      "evidence_id": "EV-PDB-7Y00-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.96
      },
      "provenance": {
        "deposit_id": "7Y00",
        "doi": "10.1093/pnasnexus/pgac177",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/7Y00"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the nucleosome containing 169 base-pair DNA with a p53 target sequence"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JND",
      "evidence_id": "EV-PDB-8JND-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.66
      },
      "provenance": {
        "deposit_id": "8JND",
        "doi": "10.1038/s41586-024-07196-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JND"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The cryo-EM structure of the nonameric RAD51 ring bound to the nucleosome with the linker DNA binding"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JNE",
      "evidence_id": "EV-PDB-8JNE-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.68
      },
      "provenance": {
        "deposit_id": "8JNE",
        "doi": "10.1038/s41586-024-07196-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JNE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The cryo-EM structure of the decameric RAD51 ring bound to the nucleosome without the linker DNA binding"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JNF",
      "evidence_id": "EV-PDB-8JNF-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.91
      },
      "provenance": {
        "deposit_id": "8JNF",
        "doi": "10.1038/s41586-024-07196-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JNF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The cryo-EM structure of the RAD51 filament bound to the nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ALF",
          "ATP",
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OOP",
      "evidence_id": "EV-PDB-8OOP-9",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "8OOP",
        "doi": "10.1126/science.adf6287",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OOP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM Structure INO80core Hexasome complex composite model state2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OSK",
      "evidence_id": "EV-PDB-8OSK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "8OSK",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OSK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of CLOCK-BMAL1 bound to a nucleosomal E-box at position SHL+5.8 (composite map)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "AU",
          "MG",
          "XIS"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains AAA,EEE)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Q3X",
      "evidence_id": "EV-PDB-8Q3X-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.301
      },
      "provenance": {
        "deposit_id": "8Q3X",
        "doi": "10.1039/d4ra01617c",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Q3X"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of Nucleosome Core with a Bound Metallopeptide Conjugate (Kaposi Sarcoma Associated Herpesvirus LANA Peptide-Au[I] Compound)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8U13",
      "evidence_id": "EV-PDB-8U13-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "8U13",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8U13"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle ubiquitylated at histone H2A lysine 15 in complex with RNF168-UbcH5c (class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8TXX",
      "evidence_id": "EV-PDB-8TXX-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "8TXX",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8TXX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle ubiquitylated at histone H2A K15 in complex with RNF168 (Class 3)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8TXW",
      "evidence_id": "EV-PDB-8TXW-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "8TXW",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8TXW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle ubiquitylated at histone H2A K15 in complex with RNF168 (Class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8TXV",
      "evidence_id": "EV-PDB-8TXV-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "8TXV",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8TXV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle ubiquitylated at histone H2A K15 in complex with RNF168 (Class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SYP",
      "evidence_id": "EV-PDB-8SYP-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "8SYP",
        "doi": "10.1038/s41594-023-01189-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SYP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Genomic CX3CR1 nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3 peptided (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SWI",
      "evidence_id": "EV-PDB-8SWI-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "8SWI",
        "doi": "10.1128/mbio.01655-23",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SWI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of legAS4 from Legionella pneumophila subsp. pneumophila with histone H3 (1-12)peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SPU",
      "evidence_id": "EV-PDB-8SPU-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "8SPU",
        "doi": "10.1016/j.molcel.2023.05.030",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SPU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of ESRRB nucleosome bound OCT4 at site c"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SPS",
      "evidence_id": "EV-PDB-8SPS-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "8SPS",
        "doi": "10.1016/j.molcel.2023.05.030",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SPS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "High resolution structure of ESRRB nucleosome bound OCT4 at site a and site b"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SNA",
      "evidence_id": "EV-PDB-8SNA-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.0
      },
      "provenance": {
        "deposit_id": "8SNA",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SNA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c with backside ubiquitin (UbcH5c chemically conjugated to histone H2A) (class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN9",
      "evidence_id": "EV-PDB-8SN9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "8SN9",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c with backside ubiquitin (UbcH5c chemically conjugated to histone H2A) (class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN8",
      "evidence_id": "EV-PDB-8SN8-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "8SN8",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN8"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A) (class 6)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN7",
      "evidence_id": "EV-PDB-8SN7-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "8SN7",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A) (class 5)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN6",
      "evidence_id": "EV-PDB-8SN6-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "8SN6",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A) (class 4)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN5",
      "evidence_id": "EV-PDB-8SN5-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "8SN5",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A) (class 3)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN4",
      "evidence_id": "EV-PDB-8SN4-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "8SN4",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A) (class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN3",
      "evidence_id": "EV-PDB-8SN3-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "8SN3",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A) (class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN2",
      "evidence_id": "EV-PDB-8SN2-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "8SN2",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN2"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c (UbcH5c chemically conjugated to histone H2A)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN1",
      "evidence_id": "EV-PDB-8SN1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.3
      },
      "provenance": {
        "deposit_id": "8SN1",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A. No density for Ub.) (class 6)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SN0",
      "evidence_id": "EV-PDB-8SN0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8SN0",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SN0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A. No density for Ub.) (class 5)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SMZ",
      "evidence_id": "EV-PDB-8SMZ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8SMZ",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SMZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A. No density for Ub.) (Class 4)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SMY",
      "evidence_id": "EV-PDB-8SMY-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8SMY",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SMY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A. No density for Ub.) (class 3)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SMX",
      "evidence_id": "EV-PDB-8SMX-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8SMX",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SMX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A. No density for Ub.) (class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8SMW",
      "evidence_id": "EV-PDB-8SMW-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.3
      },
      "provenance": {
        "deposit_id": "8SMW",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8SMW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168 and UbcH5c~Ub (UbcH5c chemically conjugated to histone H2A. No density for Ub.) (class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8RGM",
      "evidence_id": "EV-PDB-8RGM-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.0
      },
      "provenance": {
        "deposit_id": "8RGM",
        "doi": "10.1016/j.str.2025.02.007",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8RGM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of nucleosome containing Widom603 DNA"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains AAA,EEE,KKK,OOO)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8QKT",
      "evidence_id": "EV-PDB-8QKT-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.261
      },
      "provenance": {
        "deposit_id": "8QKT",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8QKT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of a nucleosome composed of a palindromic 167-base pair blunt-ended DNA fragment"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains AAA,EEE)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Q3M",
      "evidence_id": "EV-PDB-8Q3M-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.503
      },
      "provenance": {
        "deposit_id": "8Q3M",
        "doi": "10.1039/d4ra01617c",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Q3M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of Nucleosome Core with a Bound Kaposi Sarcoma Associated Herpesvirus LANA Peptide Having a Methionine to Ornithine Substitution"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains AAA,EEE)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Q3E",
      "evidence_id": "EV-PDB-8Q3E-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.174
      },
      "provenance": {
        "deposit_id": "8Q3E",
        "doi": "10.1039/d4ra01617c",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Q3E"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "High Resolution Structure of Nucleosome Core with Bound Foamy Virus GAG Peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains AAA,EEE)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Q36",
      "evidence_id": "EV-PDB-8Q36-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.604
      },
      "provenance": {
        "deposit_id": "8Q36",
        "doi": "10.1039/d4ra01617c",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Q36"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of Nucleosome Core with a Bound Metallopeptide Conjugate (Foamy Virus GAG Peptide-Au[I] Compound)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OX1",
      "evidence_id": "EV-PDB-8OX1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "8OX1",
        "doi": "10.1126/sciadv.adi4148",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OX1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of TRF1core in complex with telomeric nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OX0",
      "evidence_id": "EV-PDB-8OX0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.52
      },
      "provenance": {
        "deposit_id": "8OX0",
        "doi": "10.1126/sciadv.adi4148",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OX0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of apo telomeric nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OTT",
      "evidence_id": "EV-PDB-8OTT-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.3
      },
      "provenance": {
        "deposit_id": "8OTT",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OTT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "MYC-MAX bound to a nucleosome at SHL+5.8"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OTS",
      "evidence_id": "EV-PDB-8OTS-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.3
      },
      "provenance": {
        "deposit_id": "8OTS",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OTS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "OCT4 and MYC-MAX co-bound to a nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OSL",
      "evidence_id": "EV-PDB-8OSL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.9
      },
      "provenance": {
        "deposit_id": "8OSL",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OSL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of CLOCK-BMAL1 bound to the native Por enhancer nucleosome (map 2, additional 3D classification and flexible refinement)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OSJ",
      "evidence_id": "EV-PDB-8OSJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.2
      },
      "provenance": {
        "deposit_id": "8OSJ",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OSJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of CLOCK-BMAL1 bound to a nucleosomal E-box at position SHL-6.2 (DNA conformation 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ALF",
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OOS",
      "evidence_id": "EV-PDB-8OOS-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.29
      },
      "provenance": {
        "deposit_id": "8OOS",
        "doi": "10.1126/science.adf6287",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OOS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM Structure INO80core Hexasome complex ATPase-hexasome refinement state 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OOA",
      "evidence_id": "EV-PDB-8OOA-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.18
      },
      "provenance": {
        "deposit_id": "8OOA",
        "doi": "10.1126/science.adf6287",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OOA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM Structure INO80core Hexasome complex Hexasome refinement state1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ALF",
          "ATP",
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OO7",
      "evidence_id": "EV-PDB-8OO7-9",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "8OO7",
        "doi": "10.1126/science.adf6287",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OO7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM Structure INO80core Hexasome complex composite model state1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains Ca,Cb)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8OFF",
      "evidence_id": "EV-PDB-8OFF-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.4
      },
      "provenance": {
        "deposit_id": "8OFF",
        "doi": "10.1093/nar/gkad793",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8OFF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of BARD1 ARD-BRCTs in complex with H2AKc15ub nucleosomes (Map1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8KE0",
      "evidence_id": "EV-PDB-8KE0-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.0
      },
      "provenance": {
        "deposit_id": "8KE0",
        "doi": "10.1038/s41594-025-01493-w",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8KE0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of H1.2 bound to the nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8KD1",
      "evidence_id": "EV-PDB-8KD1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8KD1",
        "doi": "10.1038/s41594-025-01493-w",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8KD1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of nucleosome complexed with one DEK molecule"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8KCY",
      "evidence_id": "EV-PDB-8KCY-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "8KCY",
        "doi": "10.1038/s41594-025-01493-w",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8KCY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of nucleosome complexed with two DEK molecules"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JLA",
      "evidence_id": "EV-PDB-8JLA-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.44
      },
      "provenance": {
        "deposit_id": "8JLA",
        "doi": "10.1093/nar/gkad754",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JLA"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome lacking N-terminal region of H2A, H2B, H3, and H4"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JL9",
      "evidence_id": "EV-PDB-8JL9-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.65
      },
      "provenance": {
        "deposit_id": "8JL9",
        "doi": "10.1093/nar/gkad754",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JL9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome with scFv"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAM",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8JHG",
      "evidence_id": "EV-PDB-8JHG-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.58
      },
      "provenance": {
        "deposit_id": "8JHG",
        "doi": "10.1038/s41421-023-00620-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8JHG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Native SUV420H1 bound to 167-bp nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8U14",
      "evidence_id": "EV-PDB-8U14-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "8U14",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8U14"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle ubiquitylated at histone H2A lysine 15 in complex with RNF168-UbcH5c (class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8UBJ",
      "evidence_id": "EV-PDB-8UBJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "8UBJ",
        "doi": "10.1016/j.molcel.2026.05.020",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8UBJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NRCAM nucleosome aided by scFv (3D Flex map)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VG1",
      "evidence_id": "EV-PDB-8VG1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.48
      },
      "provenance": {
        "deposit_id": "8VG1",
        "doi": "10.1016/j.molcel.2024.07.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VG1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of FoxA1 and GATA4 in complex with ALBN1 nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "H3K36me3-modified histone H3 (chains I)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VNV",
      "evidence_id": "EV-PDB-8VNV-8",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.1
      },
      "provenance": {
        "deposit_id": "8VNV",
        "doi": "10.1038/s41594-024-01452-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VNV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "PRC2_AJ1-450 bound to H3K36me3 with histone H3 tail engaged"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains C,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8X15",
      "evidence_id": "EV-PDB-8X15-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8X15",
        "doi": "10.1038/s41421-023-00640-1",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8X15"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of nucleosome-bound SRCAP-C in the apo state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP",
          "BEF",
          "MG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains C,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8X19",
      "evidence_id": "EV-PDB-8X19-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8X19",
        "doi": "10.1038/s41421-023-00640-1",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8X19"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of nucleosome-bound SRCAP-C in the ADP-BeFx-bound state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains C,G)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8X1C",
      "evidence_id": "EV-PDB-8X1C-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8X1C",
        "doi": "10.1038/s41421-023-00640-1",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8X1C"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of nucleosome-bound SRCAP-C in the ADP-bound state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8XBT",
      "evidence_id": "EV-PDB-8XBT-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.12
      },
      "provenance": {
        "deposit_id": "8XBT",
        "doi": "10.1038/s41586-024-07196-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8XBT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The cryo-EM structure of the octameric RAD51 ring bound to the nucleosome with the linker DNA binding"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YBJ",
      "evidence_id": "EV-PDB-8YBJ-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.38
      },
      "provenance": {
        "deposit_id": "8YBJ",
        "doi": "10.1111/gtc.13143",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YBJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of human nucleosome core particle composed of the Widom 601 DNA sequence"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GE4",
      "evidence_id": "EV-PDB-9GE4-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.52
      },
      "provenance": {
        "deposit_id": "9GE4",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GE4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core- H2A.Z nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GCG",
      "evidence_id": "EV-PDB-9GCG-9",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.43
      },
      "provenance": {
        "deposit_id": "9GCG",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GCG"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core- H2A.Z nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9FH9",
      "evidence_id": "EV-PDB-9FH9-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "9FH9",
        "doi": "10.1038/s44318-024-00194-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9FH9"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of CyclinB1 N-terminus bound to the NCP"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9FGQ",
      "evidence_id": "EV-PDB-9FGQ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.5
      },
      "provenance": {
        "deposit_id": "9FGQ",
        "doi": "10.1038/s44318-024-00194-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9FGQ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of human APC3loop 375-381 bound to the NCP"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MES"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains Q,R,S,T,U,V,W,X,Y,Z,a,b,c,d,e,f)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9EHI",
      "evidence_id": "EV-PDB-9EHI-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "9EHI",
        "doi": "10.1016/j.str.2025.04.010",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9EHI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal structure of ENL YEATS in complex with histone H3 methacrylated at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9ECP",
      "evidence_id": "EV-PDB-9ECP-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.91
      },
      "provenance": {
        "deposit_id": "9ECP",
        "doi": "10.1101/2025.10.10.681767",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9ECP"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of the native human NCP purified from HEK293 cells"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF/IHM",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9A9W",
      "evidence_id": "EV-PDB-9A9W-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "9A9W",
        "doi": "10.1016/j.molcel.2025.06.027",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9A9W"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "integrative",
      "title": "USP7 bound to a nucleosome/p53 complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains G,H)",
        "labels": []
      },
      "data_format": "mmCIF/IHM",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9A8I",
      "evidence_id": "EV-PDB-9A8I-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "9A8I",
        "doi": "10.1073/pnas.2318601121",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9A8I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "integrative",
      "title": "Integrative structure of the human WDR76-SPIN1-Nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF/IHM",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9A3P",
      "evidence_id": "EV-PDB-9A3P-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "9A3P",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9A3P"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "integrative",
      "title": "CLOCK-BMAL1 bound to the native Por nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF/IHM",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9A3O",
      "evidence_id": "EV-PDB-9A3O-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "9A3O",
        "doi": "10.1038/s41586-023-06282-3",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9A3O"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "integrative",
      "title": "CLOCK-BMAL1 bound to a nucleosome at SHL -6.2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "H3 (chains X,x)",
        "labels": []
      },
      "data_format": "mmCIF/IHM",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9A0K",
      "evidence_id": "EV-PDB-9A0K-13",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "structure",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "9A0K",
        "doi": "10.1016/j.cell.2020.09.051",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9A0K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "integrative",
      "title": "A structural model of the endogenoushuman SWI/SNF (BAF) complex bound to the nucleosome informs disease mechanisms"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YV8",
      "evidence_id": "EV-PDB-8YV8-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "8YV8",
        "doi": "10.1126/sciadv.adp5753",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YV8"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of CDCA7 bound to nucleosome including hemimethylated CpG site in Widom601 positioning sequence."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "CA",
          "CL",
          "K"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -175.15
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YTI",
      "evidence_id": "EV-PDB-8YTI-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.7
      },
      "provenance": {
        "deposit_id": "8YTI",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YTI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Crystal Structure of Nucleosome-H1x Linker Histone Assembly (sticky-169a DNA fragment)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YNY",
      "evidence_id": "EV-PDB-8YNY-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.52
      },
      "provenance": {
        "deposit_id": "8YNY",
        "doi": "10.1038/s41467-024-54768-z",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YNY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of Cas9-sgRNA ribonucleoprotein bound to nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YJM",
      "evidence_id": "EV-PDB-8YJM-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.15
      },
      "provenance": {
        "deposit_id": "8YJM",
        "doi": "10.1007/s11427-024-2560-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YJM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of human SPT16 MD-CTD and MCM2 HBD chaperoning a histone H3-H4 tetramer and a single chain H2B-H2A chimera"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,E)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YJF",
      "evidence_id": "EV-PDB-8YJF-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.4
      },
      "provenance": {
        "deposit_id": "8YJF",
        "doi": "10.1007/s11427-024-2560-8",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YJF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "Structure of human SPT16 MD-CTD and MCM2 HBD chaperoning a histone H3-H4 tetramer and an H2A-H2B dimer"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8YBK",
      "evidence_id": "EV-PDB-8YBK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.69
      },
      "provenance": {
        "deposit_id": "8YBK",
        "doi": "10.1111/gtc.13143",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8YBK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome containing the H3.1 E97K mutant"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Y3F",
      "evidence_id": "EV-PDB-8Y3F-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.54
      },
      "provenance": {
        "deposit_id": "8Y3F",
        "doi": "10.1093/pnasnexus/pgae484",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Y3F"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the overlapping di-nucleosome (intermediate form1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Y3E",
      "evidence_id": "EV-PDB-8Y3E-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.32
      },
      "provenance": {
        "deposit_id": "8Y3E",
        "doi": "10.1093/pnasnexus/pgae484",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Y3E"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the overlapping di-nucleosome (open form)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Y3D",
      "evidence_id": "EV-PDB-8Y3D-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.1
      },
      "provenance": {
        "deposit_id": "8Y3D",
        "doi": "10.1093/pnasnexus/pgae484",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Y3D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the overlapping di-nucleosome (intermediate form2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8Y3C",
      "evidence_id": "EV-PDB-8Y3C-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.21
      },
      "provenance": {
        "deposit_id": "8Y3C",
        "doi": "10.1093/pnasnexus/pgae484",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8Y3C"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the overlapping di-nucleosome (closed form)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8XVS",
      "evidence_id": "EV-PDB-8XVS-16",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.1
      },
      "provenance": {
        "deposit_id": "8XVS",
        "doi": "10.1038/s41467-025-59580-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8XVS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II elongation complex with downstream nucleosome extracted from human nuclei"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8XRJ",
      "evidence_id": "EV-PDB-8XRJ-16",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "8XRJ",
        "doi": "10.1038/s41467-025-59580-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8XRJ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II elongation complex with upstream nucleosome extracted from human nuclei"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8XBW",
      "evidence_id": "EV-PDB-8XBW-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.89
      },
      "provenance": {
        "deposit_id": "8XBW",
        "doi": "10.1038/s41586-024-07196-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8XBW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The cryo-EM structure of the RAD51 N-terminal lobe domain bound to the histone H4 tail of the nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8XBU",
      "evidence_id": "EV-PDB-8XBU-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.24
      },
      "provenance": {
        "deposit_id": "8XBU",
        "doi": "10.1038/s41586-024-07196-4",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8XBU"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "The cryo-EM structure of the decameric RAD51 ring bound to the nucleosome with the linker DNA binding"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8WG5",
      "evidence_id": "EV-PDB-8WG5-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.05
      },
      "provenance": {
        "deposit_id": "8WG5",
        "doi": "10.1038/s41594-024-01342-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8WG5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of USP16 bound to H2AK119Ub nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8W9F",
      "evidence_id": "EV-PDB-8W9F-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.4
      },
      "provenance": {
        "deposit_id": "8W9F",
        "doi": "10.1126/sciadv.adk7678",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8W9F"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the Rpd3S-nucleosome complex from budding yeast in State 3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "K",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8W9E",
      "evidence_id": "EV-PDB-8W9E-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "8W9E",
        "doi": "10.1126/sciadv.adk7678",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8W9E"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the Rpd3S-nucleosome complex from budding yeast in State 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "K",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8W9D",
      "evidence_id": "EV-PDB-8W9D-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "8W9D",
        "doi": "10.1126/sciadv.adk7678",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8W9D"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the Rpd3S-nucleosome complex from budding yeast in State 1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3 (chains I)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VML",
      "evidence_id": "EV-PDB-8VML-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "8VML",
        "doi": "10.1038/s41594-024-01452-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VML"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "PRC2_AJ1-450 bound to H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VMI",
      "evidence_id": "EV-PDB-8VMI-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.1
      },
      "provenance": {
        "deposit_id": "8VMI",
        "doi": "10.1038/s41594-024-01452-x",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VMI"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "PRC2_AJ119-450 bound to H3K4me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VLR",
      "evidence_id": "EV-PDB-8VLR-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "8VLR",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VLR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of native H2AK119bu nucleosome at 2.6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VG2",
      "evidence_id": "EV-PDB-8VG2-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.04
      },
      "provenance": {
        "deposit_id": "8VG2",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VG2"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of FoxA1 and GATA4 in complex with H14 chromatosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VG0",
      "evidence_id": "EV-PDB-8VG0-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.07
      },
      "provenance": {
        "deposit_id": "8VG0",
        "doi": "10.1016/j.molcel.2024.07.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VG0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of GATA4 in complex with ALBN1 nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VFZ",
      "evidence_id": "EV-PDB-8VFZ-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.1
      },
      "provenance": {
        "deposit_id": "8VFZ",
        "doi": "10.1016/j.molcel.2024.07.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VFZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of FoxA1 in complex with ALBN1 nucleosome (class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VFY",
      "evidence_id": "EV-PDB-8VFY-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.89
      },
      "provenance": {
        "deposit_id": "8VFY",
        "doi": "10.1016/j.molcel.2024.07.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VFY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of FoxA1 in complex with ALBN1 nucleosome (class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8VFX",
      "evidence_id": "EV-PDB-8VFX-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.65
      },
      "provenance": {
        "deposit_id": "8VFX",
        "doi": "10.1016/j.molcel.2024.07.016",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8VFX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of 186bp ALBN1 nucleosome aided by scFv"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8UPF",
      "evidence_id": "EV-PDB-8UPF-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "8UPF",
        "doi": "10.1016/j.molcel.2023.12.036",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8UPF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the human nucleosome core particle in complex with RNF168-UbcH5c"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8UBL",
      "evidence_id": "EV-PDB-8UBL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.8
      },
      "provenance": {
        "deposit_id": "8UBL",
        "doi": "10.1016/j.molcel.2026.05.020",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8UBL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of Ascl1/E12a in complex with NRCAM nucleosome (3D Flex map)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8UBK",
      "evidence_id": "EV-PDB-8UBK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "8UBK",
        "doi": "10.1016/j.molcel.2026.05.020",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8UBK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of Ascl1/E12a in complex with NRCAM nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/8U9S",
      "evidence_id": "EV-PDB-8U9S-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.6
      },
      "provenance": {
        "deposit_id": "8U9S",
        "doi": "10.1016/j.molcel.2026.05.020",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/8U9S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NRCAM nucleosome aided by scFv"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GE5",
      "evidence_id": "EV-PDB-9GE5-9",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.35
      },
      "provenance": {
        "deposit_id": "9GE5",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GE5"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80-Hexasome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GEL",
      "evidence_id": "EV-PDB-9GEL-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.86
      },
      "provenance": {
        "deposit_id": "9GEL",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GEL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80-Hexasome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GEV",
      "evidence_id": "EV-PDB-9GEV-6",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.47
      },
      "provenance": {
        "deposit_id": "9GEV",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GEV"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core-nucleosome complex state N-6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GF6",
      "evidence_id": "EV-PDB-9GF6-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "9GF6",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GF6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core-nucleosome complex state N-6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ADP",
          "ATP",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M,Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GFB",
      "evidence_id": "EV-PDB-9GFB-9",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.55
      },
      "provenance": {
        "deposit_id": "9GFB",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GFB"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core-nucleosome complex state N-7"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains M)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GFM",
      "evidence_id": "EV-PDB-9GFM-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "9GFM",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GFM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core-nucleosome complex state N-7"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains Q)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9GFM",
      "evidence_id": "EV-PDB-9GFM-8",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.8
      },
      "provenance": {
        "deposit_id": "9GFM",
        "doi": "10.1093/nar/gkag138",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9GFM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "CryoEM structure of the human INO80 core-nucleosome complex state N-7"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9IGW",
      "evidence_id": "EV-PDB-9IGW-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.32
      },
      "provenance": {
        "deposit_id": "9IGW",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9IGW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Ku70/80 bound to 147 bp nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9IGX",
      "evidence_id": "EV-PDB-9IGX-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.56
      },
      "provenance": {
        "deposit_id": "9IGX",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9IGX"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Ku70/80 bound to 153 bp nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9J8M",
      "evidence_id": "EV-PDB-9J8M-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.82
      },
      "provenance": {
        "deposit_id": "9J8M",
        "doi": "10.1038/s41467-025-56823-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9J8M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of BAF-Lamin A/C IgF-nucleosome complex (High mobility complex)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9J8N",
      "evidence_id": "EV-PDB-9J8N-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.14
      },
      "provenance": {
        "deposit_id": "9J8N",
        "doi": "10.1038/s41467-025-56823-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9J8N"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of BAF-Lamin A/C IgF-nucleosome complex (Low mobility complex)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9J8O",
      "evidence_id": "EV-PDB-9J8O-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.05
      },
      "provenance": {
        "deposit_id": "9J8O",
        "doi": "10.1038/s41467-025-56823-9",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9J8O"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of BAF-Lamin A/C IgF-H1-nucleosome complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9J8W",
      "evidence_id": "EV-PDB-9J8W-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.38
      },
      "provenance": {
        "deposit_id": "9J8W",
        "doi": "10.1038/s41467-025-65486-5",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9J8W"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of NCP-UV-DDB complex containing CPD"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9JC6",
      "evidence_id": "EV-PDB-9JC6-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.34
      },
      "provenance": {
        "deposit_id": "9JC6",
        "doi": "10.1093/nar/gkaf825",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9JC6"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Human H2BW2 nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,L,P)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MLL",
      "evidence_id": "EV-PDB-9MLL-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "9MLL",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MLL"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "GammaH2AX containing nucleosomes, Parallel stack"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MLN",
      "evidence_id": "EV-PDB-9MLN-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.3
      },
      "provenance": {
        "deposit_id": "9MLN",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MLN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "GammaH2AX containing nucleosome, Canonical (Class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MLR",
      "evidence_id": "EV-PDB-9MLR-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.1
      },
      "provenance": {
        "deposit_id": "9MLR",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MLR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "GammaH2AX containing nucleosome, Half-wrapped (Class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MLS",
      "evidence_id": "EV-PDB-9MLS-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "9MLS",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MLS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "GammaH2AX containing nucleosome, Extended (Class 3)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MMK",
      "evidence_id": "EV-PDB-9MMK-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "9MMK",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MMK"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H2AX containing nucleosome, Canonical (Class 1)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,L,P)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MMM",
      "evidence_id": "EV-PDB-9MMM-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.0
      },
      "provenance": {
        "deposit_id": "9MMM",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MMM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H2AX containing nucleosomes, Parallel stack"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,L,P)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MMO",
      "evidence_id": "EV-PDB-9MMO-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.9
      },
      "provenance": {
        "deposit_id": "9MMO",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MMO"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H2AX containing nucleosomes, Right offset stack"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MMT",
      "evidence_id": "EV-PDB-9MMT-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.4
      },
      "provenance": {
        "deposit_id": "9MMT",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MMT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H2AX containing nucleosome, Unwrapped (Class 2)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9Q8X",
      "evidence_id": "EV-PDB-9Q8X-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.94
      },
      "provenance": {
        "deposit_id": "9Q8X",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9Q8X"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Ku70/80 bound to a 153 bp H2AX nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9Q9F",
      "evidence_id": "EV-PDB-9Q9F-8",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.54
      },
      "provenance": {
        "deposit_id": "9Q9F",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9Q9F"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "DNA-PK bound to a 153 bp H2AX nucleosome model 1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9QCR",
      "evidence_id": "EV-PDB-9QCR-6",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.37
      },
      "provenance": {
        "deposit_id": "9QCR",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9QCR"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "DNA-PK bound to 153 bp H2AX nucleosome model 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9QCS",
      "evidence_id": "EV-PDB-9QCS-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.38
      },
      "provenance": {
        "deposit_id": "9QCS",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9QCS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Ku80 mediated DNA-PK dimer bound to 153 bp H2AX nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,a,e)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9QMS",
      "evidence_id": "EV-PDB-9QMS-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.0
      },
      "provenance": {
        "deposit_id": "9QMS",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9QMS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "DNA-PK bound to 153 bp H2AX nucleosome with ATPyS"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R04",
      "evidence_id": "EV-PDB-9R04-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.2
      },
      "provenance": {
        "deposit_id": "9R04",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R04"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "p53 bound to the nucleosome at position SHL-5.7 (crosslinked sample)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R2M",
      "evidence_id": "EV-PDB-9R2M-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "9R2M",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R2M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "p53 bound to nucleosome at position SHL+5.9 (non-crosslinked sample, composite map)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R2P",
      "evidence_id": "EV-PDB-9R2P-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.18
      },
      "provenance": {
        "deposit_id": "9R2P",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R2P"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "p53 bound to nucleosome at position SHL+5.9 (crosslinked sample)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R2Q",
      "evidence_id": "EV-PDB-9R2Q-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "9R2Q",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R2Q"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "p53 bound to nucleosome at position SHL-5.7 (non-crosslinked sample)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "COA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R2U",
      "evidence_id": "EV-PDB-9R2U-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.2
      },
      "provenance": {
        "deposit_id": "9R2U",
        "doi": "10.1016/j.molcel.2026.09.019",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R2U"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Drosophila MSL HAT nucleosome complex H4K16ac post-catalytic state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R2W",
      "evidence_id": "EV-PDB-9R2W-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.4
      },
      "provenance": {
        "deposit_id": "9R2W",
        "doi": "10.1016/j.molcel.2026.09.019",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R2W"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Drosophila MSL HAT nucleosome complex H3K36me3 reader state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "COA",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9R2Y",
      "evidence_id": "EV-PDB-9R2Y-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.4
      },
      "provenance": {
        "deposit_id": "9R2Y",
        "doi": "10.1016/j.molcel.2026.09.019",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9R2Y"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Drosophila MSL HAT nucleosome complex H4K16ac postcatalytic H3K36me3 reader state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "PTD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9RL4",
      "evidence_id": "EV-PDB-9RL4-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "9RL4",
        "doi": "10.1016/j.molcel.2026.01.021",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9RL4"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of BAF in complex with OCT4-SOX2-bound nucleosome - SHL-6"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9RMC",
      "evidence_id": "EV-PDB-9RMC-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.2
      },
      "provenance": {
        "deposit_id": "9RMC",
        "doi": "10.1016/j.molcel.2026.01.021",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9RMC"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of BAF in complex with OCT4-SOX2-bound nucleosome - SHL+6 class 1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9RN1",
      "evidence_id": "EV-PDB-9RN1-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.9
      },
      "provenance": {
        "deposit_id": "9RN1",
        "doi": "10.1016/j.molcel.2026.01.021",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9RN1"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of BAF-nucleosome complex with OCT4-SOX2 at SHL+6 in ADP-bound state, BAF47 bound to ATPase lobe 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9RN2",
      "evidence_id": "EV-PDB-9RN2-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.1
      },
      "provenance": {
        "deposit_id": "9RN2",
        "doi": "10.1016/j.molcel.2026.01.021",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9RN2"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Structure of BAF in complex with OCT4-SOX2-bound nucleosome - SHL+6 class 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains a,c,e,g)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9UJS",
      "evidence_id": "EV-PDB-9UJS-16",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.62
      },
      "provenance": {
        "deposit_id": "9UJS",
        "doi": "10.1016/j.jbc.2026.111340",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9UJS"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II elongation complex stalled at SHL(-4) of the H3-H4 octasome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains B)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9UZ7",
      "evidence_id": "EV-PDB-9UZ7-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.24
      },
      "provenance": {
        "deposit_id": "9UZ7",
        "doi": "10.1093/procel/pwaf094",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9UZ7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the nucleosome core particle with site-specific DNA-histone crosslinking"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9UZ7",
      "evidence_id": "EV-PDB-9UZ7-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.24
      },
      "provenance": {
        "deposit_id": "9UZ7",
        "doi": "10.1093/procel/pwaf094",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9UZ7"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the nucleosome core particle with site-specific DNA-histone crosslinking"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9V6Q",
      "evidence_id": "EV-PDB-9V6Q-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.6
      },
      "provenance": {
        "deposit_id": "9V6Q",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9V6Q"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of two cPRC1 complexes bound to opposite faces of an endogenous 147-bp mono-nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9V6S",
      "evidence_id": "EV-PDB-9V6S-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.0
      },
      "provenance": {
        "deposit_id": "9V6S",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9V6S"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a single cPRC1 complex engaged on one face of an endogenous 147-bp mononucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9V6X",
      "evidence_id": "EV-PDB-9V6X-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.0
      },
      "provenance": {
        "deposit_id": "9V6X",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9V6X"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the cPRC1 complex bound to an endogenous 184-bp mono-nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9V8L",
      "evidence_id": "EV-PDB-9V8L-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.6
      },
      "provenance": {
        "deposit_id": "9V8L",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9V8L"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the cPRC1-di-nucleosome (loose) complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,M)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9V9H",
      "evidence_id": "EV-PDB-9V9H-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.5
      },
      "provenance": {
        "deposit_id": "9V9H",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9V9H"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the cPRC1-di-nucleosome (tight) complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,M)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9V9P",
      "evidence_id": "EV-PDB-9V9P-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.4
      },
      "provenance": {
        "deposit_id": "9V9P",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9V9P"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of the cPRC1-di-nucleosome (CBX7) complex"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "GOL",
          "MYR",
          "NAD",
          "PEG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VEM",
      "evidence_id": "EV-PDB-9VEM-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.57
      },
      "provenance": {
        "deposit_id": "9VEM",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VEM"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2 structure in complex with H3K18myr peptide and native NAD: pre-catalysis state 1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "GOL",
          "MYR",
          "NAD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VEW",
      "evidence_id": "EV-PDB-9VEW-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.68
      },
      "provenance": {
        "deposit_id": "9VEW",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VEW"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2 structure in complex with H3K18myr peptide and native NAD: pre-catalysis state 2"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains e,g)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9UJT",
      "evidence_id": "EV-PDB-9UJT-16",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.54
      },
      "provenance": {
        "deposit_id": "9UJT",
        "doi": "10.1016/j.jbc.2026.111340",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9UJT"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "RNA polymerase II elongation complex stalled at SHL(-0.5) of the H3-H4 octasome (tetrasome)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9Q80",
      "evidence_id": "EV-PDB-9Q80-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.39
      },
      "provenance": {
        "deposit_id": "9Q80",
        "doi": "10.1038/s41467-025-67376-2",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9Q80"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Ku70/80 with Ku70 linker and SAP domain bound to a 153 bp H2AX nucleosome"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,L,P)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9MMN",
      "evidence_id": "EV-PDB-9MMN-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.6
      },
      "provenance": {
        "deposit_id": "9MMN",
        "doi": "10.1093/nar/gkaf1028",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9MMN"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "H2AX containing nucleosomes, Left offset stack"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "MYR",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VG0",
      "evidence_id": "EV-PDB-9VG0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 1.61
      },
      "provenance": {
        "deposit_id": "9VG0",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VG0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2 structure in complex with H3K18myr peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "MYR",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VG3",
      "evidence_id": "EV-PDB-9VG3-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.15
      },
      "provenance": {
        "deposit_id": "9VG3",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VG3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2 structure in complex with H3K18myr peptide: pre NAD binding state"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "GOL",
          "NCA",
          "YDD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VGE",
      "evidence_id": "EV-PDB-9VGE-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.56
      },
      "provenance": {
        "deposit_id": "9VGE",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VGE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2 demyristoylation intermediate I structure"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "EDO",
          "MYR",
          "NAD",
          "PEG",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 8.0,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VGZ",
      "evidence_id": "EV-PDB-9VGZ-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.34
      },
      "provenance": {
        "deposit_id": "9VGZ",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VGZ"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2-F96A structure in complex with H3K18myr peptide and native NAD"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6E",
      "evidence_id": "EV-PDB-9W6E-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.7
      },
      "provenance": {
        "deposit_id": "9W6E",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6E"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer assembled with DNA truncated at SHL-4.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6F",
      "evidence_id": "EV-PDB-9W6F-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.56
      },
      "provenance": {
        "deposit_id": "9W6F",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6F"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle trimer assembled with DNA truncated at SHL-4.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y,e,i)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6G",
      "evidence_id": "EV-PDB-9W6G-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.02
      },
      "provenance": {
        "deposit_id": "9W6G",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6G"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle tetramer assembled with DNA truncated at SHL-4.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6H",
      "evidence_id": "EV-PDB-9W6H-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.61
      },
      "provenance": {
        "deposit_id": "9W6H",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6H"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 3) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6I",
      "evidence_id": "EV-PDB-9W6I-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.61
      },
      "provenance": {
        "deposit_id": "9W6I",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6I"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 4) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6J",
      "evidence_id": "EV-PDB-9W6J-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.62
      },
      "provenance": {
        "deposit_id": "9W6J",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6J"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 1, top NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6K",
      "evidence_id": "EV-PDB-9W6K-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.71
      },
      "provenance": {
        "deposit_id": "9W6K",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6K"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 1&2, bottom NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6L",
      "evidence_id": "EV-PDB-9W6L-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.26
      },
      "provenance": {
        "deposit_id": "9W6L",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6L"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 2, top NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6M",
      "evidence_id": "EV-PDB-9W6M-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.86
      },
      "provenance": {
        "deposit_id": "9W6M",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6M"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 5, top NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6N",
      "evidence_id": "EV-PDB-9W6N-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.61
      },
      "provenance": {
        "deposit_id": "9W6N",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6N"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 5, bottom NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6O",
      "evidence_id": "EV-PDB-9W6O-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 4.08
      },
      "provenance": {
        "deposit_id": "9W6O",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6O"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 6, top NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O,U,Y)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6Q",
      "evidence_id": "EV-PDB-9W6Q-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.43
      },
      "provenance": {
        "deposit_id": "9W6Q",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6Q"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle trimer assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6T",
      "evidence_id": "EV-PDB-9W6T-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.61
      },
      "provenance": {
        "deposit_id": "9W6T",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6T"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 5) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W72",
      "evidence_id": "EV-PDB-9W72-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 7.62
      },
      "provenance": {
        "deposit_id": "9W72",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W72"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 1) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W73",
      "evidence_id": "EV-PDB-9W73-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 6.26
      },
      "provenance": {
        "deposit_id": "9W73",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W73"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 2) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "NAG"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9XSF",
      "evidence_id": "EV-PDB-9XSF-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.39
      },
      "provenance": {
        "deposit_id": "9XSF",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9XSF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of H4S47GlcNAc nucleosome at 3.39 angstrom"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9YL3",
      "evidence_id": "EV-PDB-9YL3-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.5
      },
      "provenance": {
        "deposit_id": "9YL3",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9YL3"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "State 1 MLL4FC bound to a nucleosome premodified with H2BK120ub and H4K16ac"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9YLE",
      "evidence_id": "EV-PDB-9YLE-5",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.63
      },
      "provenance": {
        "deposit_id": "9YLE",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9YLE"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "State 3 MLL4FC bound to a nucleosome premodified with H2BK120ub and H4K16ac"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9YLY",
      "evidence_id": "EV-PDB-9YLY-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.77
      },
      "provenance": {
        "deposit_id": "9YLY",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9YLY"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "MLL4FC bound to a nucleosome with p53 RE"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9YM8",
      "evidence_id": "EV-PDB-9YM8-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.43
      },
      "provenance": {
        "deposit_id": "9YM8",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9YM8"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "State 2 focused on PHD FYR of MLL4FC bound to a nucleosome premodified with H2BK120ub and H4K16ac"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "SAH",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9YMF",
      "evidence_id": "EV-PDB-9YMF-4",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.45
      },
      "provenance": {
        "deposit_id": "9YMF",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9YMF"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "State 2 focused on H3 N terminal tail of MLL4FC bound to a nucleosome premodified with H2BK120ub and H4K16ac"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9ZEO",
      "evidence_id": "EV-PDB-9ZEO-3",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 3.1
      },
      "provenance": {
        "deposit_id": "9ZEO",
        "doi": "10.1093/nar/gkag693",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9ZEO"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Competition for different elements of the nucleosome acidic patch yields distinct functional outcomes. VHH 1G1"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E,K,O)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W71",
      "evidence_id": "EV-PDB-9W71-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.52
      },
      "provenance": {
        "deposit_id": "9W71",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W71"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 6) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "Histone H3.1 (chains A,E)",
        "labels": []
      },
      "data_format": "mmCIF + EMDB map",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9W6P",
      "evidence_id": "EV-PDB-9W6P-1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 5.52
      },
      "provenance": {
        "deposit_id": "9W6P",
        "doi": null,
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9W6P"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "cryoem",
      "title": "Cryo-EM structure of a stacked human nucleosome core particle dimer (type 6, bottom NCP) assembled with DNA truncated at SHL-5.5"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "MYR",
          "NAD",
          "ZN"
        ],
        "notes": "Entry-level ligand list; oligosaccharides appear as branched entities. pH and temperature are null when not deposited in machine-readable fields.",
        "ph": 5.5,
        "salt_mM": null,
        "temperature_c": -173.15
      },
      "construct": {
        "description": "Histone H3.1 (chains C,D)",
        "labels": []
      },
      "data_format": "mmCIF + structure factors",
      "data_level": "processed",
      "data_link": "https://www.rcsb.org/structure/9VH0",
      "evidence_id": "EV-PDB-9VH0-2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "resolution",
        "uncertainty": null,
        "unit": "Å",
        "value": 2.41
      },
      "provenance": {
        "deposit_id": "9VH0",
        "doi": "10.1039/d5cb00169b",
        "licence": "CC0 1.0 (wwPDB archive data)",
        "retrieved": "2026-10-19",
        "source": "RCSB PDB",
        "url": "https://www.rcsb.org/structure/9VH0"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "xray",
      "title": "SIRT2-H187A structure in complex with H3K18myr peptide and native NAD"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=11115",
      "evidence_id": "EV-BMRB-11115",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr11115",
        "doi": "10.13018/BMR11115",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=11115"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Complex structure of the zf-CW domain and the H3K4me3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 26.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=17569",
      "evidence_id": "EV-BMRB-17569",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr17569",
        "doi": "10.13018/BMR17569",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=17569"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution structure of the ADD domain of ATRX complexed with histone tail H3 1-15 K9me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.4,
        "salt_mM": null,
        "temperature_c": 19.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=17808",
      "evidence_id": "EV-BMRB-17808",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr17808",
        "doi": "10.13018/BMR17808",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=17808"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Structure of PHD domain of UHRF1 in complex with H3 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=18764",
      "evidence_id": "EV-BMRB-18764",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr18764",
        "doi": "10.13018/BMR18764",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=18764"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Phf19 links methylated lysine 36 of histone H3 to regulation of Polycomb activity"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": -0.15
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=18813",
      "evidence_id": "EV-BMRB-18813",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr18813",
        "doi": "10.13018/BMR18813",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=18813"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "The solution structure of human PHF1 in complex with H3K36me3"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.4,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=26059",
      "evidence_id": "EV-BMRB-26059",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr26059",
        "doi": "10.13018/BMR26059",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=26059"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution NMR structures of AF9 yeats domain in complex with histon H3 acetylation at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.4,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=26060",
      "evidence_id": "EV-BMRB-26060",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr26060",
        "doi": "10.13018/BMR26060",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=26060"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution NMR structures of AF9 yeats domain in complex with histone H3 crotonylation at K18"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=30177",
      "evidence_id": "EV-BMRB-30177",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr30177",
        "doi": "10.13018/BMR30177",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=30177"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution NMR structure of PHF20 PHD domain in complex with a histone H3K4me2 peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=30501",
      "evidence_id": "EV-BMRB-30501",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr30501",
        "doi": "10.13018/BMR30501",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=30501"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution structure of ZZZ3 ZZ domain in complex with histone H3 tail"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.0,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=30502",
      "evidence_id": "EV-BMRB-30502",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr30502",
        "doi": "10.13018/BMR30502",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=30502"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution structure of ZZZ3 ZZ domain in complex with histone H3K4ac peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_vitro",
        "ions": [],
        "ligands": [],
        "notes": "From the first sample condition list of the entry.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": 24.85
      },
      "construct": {
        "description": "BMRB data: 13C chemical shifts, 15N chemical shifts, 1H chemical shifts",
        "labels": []
      },
      "data_format": "NMR-STAR",
      "data_level": "processed",
      "data_link": "https://bmrb.io/data_library/summary/index.php?bmrbId=30809",
      "evidence_id": "EV-BMRB-30809",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "chemical_shift",
        "uncertainty": null,
        "unit": null,
        "value": null
      },
      "provenance": {
        "deposit_id": "bmr30809",
        "doi": "10.13018/BMR30809",
        "licence": "CC0 1.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "BMRB",
        "url": "https://bmrb.io/data_library/summary/index.php?bmrbId=30809"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "nmr_shifts",
      "title": "Solution structure of the PHD1 domain of histone demethylase KDM5A in complex with a histone H3(1-10) peptide"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": "20 mM Tris, 300 mM NaCl, 1 mM β-mercaptoethanol",
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "partner: Histone H4",
          "partner: Peptidyl-prolyl cis-trans isomerase FKBP43"
        ],
        "notes": "Other molecules in the sample are listed as partners; Rg is of the whole sample. Dmax 14.1 nm.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": 20.0
      },
      "construct": {
        "description": "Histone H3.1 with Peptidyl-prolyl cis-trans isomerase FKBP43, Histone H4",
        "labels": []
      },
      "data_format": "scattering curve",
      "data_level": "processed",
      "data_link": "https://www.sasbdb.org/data/SASDNS7/",
      "evidence_id": "EV-SASBDB-SASDNS7",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "radius_of_gyration",
        "uncertainty": 0.047,
        "unit": "nm",
        "value": 4.41
      },
      "provenance": {
        "deposit_id": "SASDNS7",
        "doi": "10.1016/j.bbagrm.2022.194872",
        "licence": "CC BY 4.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "SASBDB",
        "url": "https://www.sasbdb.org/data/SASDNS7/"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "saxs_sans",
      "title": "The plant nucleoplasmin AtFKBP43 needs its extended arms for histone interaction."
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": "20 mM Tris, 150 mM NaCl, 2 mM β-mercaptoethanol",
        "environment": "in_vitro",
        "ions": [],
        "ligands": [
          "partner: Histone H4",
          "partner: PfNPM A3 (1-170)"
        ],
        "notes": "Other molecules in the sample are listed as partners; Rg is of the whole sample. Dmax 13.82 nm.",
        "ph": 7.5,
        "salt_mM": null,
        "temperature_c": 20.0
      },
      "construct": {
        "description": "Histone H3.1 with PfNPM A3 (1-170), Histone H4",
        "labels": []
      },
      "data_format": "scattering curve",
      "data_level": "processed",
      "data_link": "https://www.sasbdb.org/data/SASDVU2/",
      "evidence_id": "EV-SASBDB-SASDVU2",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "radius_of_gyration",
        "uncertainty": 0.181,
        "unit": "nm",
        "value": 4.89
      },
      "provenance": {
        "deposit_id": "SASDVU2",
        "doi": null,
        "licence": "CC BY 4.0 (verify)",
        "retrieved": "2026-10-19",
        "source": "SASBDB",
        "url": "https://www.sasbdb.org/data/SASDVU2/"
      },
      "reader": null,
      "source_kind": "deposit",
      "technique": "saxs_sans",
      "title": "Plasmodium falciparum nucleoplasmin (PfNPM)"
    },
    {
      "conditions": {
        "applied_force_pn": null,
        "buffer": null,
        "environment": "in_silico",
        "ions": [],
        "ligands": [],
        "notes": "Computed prediction; no experimental conditions.",
        "ph": null,
        "salt_mM": null,
        "temperature_c": null
      },
      "construct": {
        "description": "AlphaFold Monomer v2.0 pipeline, residues 1-136",
        "labels": []
      },
      "data_format": "mmCIF, PAE JSON",
      "data_level": "processed",
      "data_link": "https://alphafold.ebi.ac.uk/entry/P68431",
      "evidence_id": "EV-AFDB-AF-P68431-F1",
      "mappings": [],
      "molecule_id": "P68431",
      "observable": {
        "type": "plddt",
        "uncertainty": null,
        "unit": "pLDDT",
        "value": 86.06
      },
      "provenance": {
        "deposit_id": "AF-P68431-F1",
        "doi": null,
        "licence": "CC BY 4.0",
        "retrieved": "2026-10-19",
        "source": "AlphaFold DB",
        "url": "https://alphafold.ebi.ac.uk/entry/P68431"
      },
      "reader": null,
      "source_kind": "computed",
      "technique": "af_prediction",
      "title": "AlphaFold DB prediction AF-P68431-F1"
    }
  ],
  "models": [],
  "molecule": {
    "components": [],
    "domains": [],
    "gene": "H3C1",
    "identifiers": {
      "genbank": null,
      "isoform": null,
      "nakb": null,
      "pdb": [],
      "rfam": null,
      "rnacentral": null,
      "uniprot": "P68431"
    },
    "ligands": [],
    "modifications": [
      {
        "kind": "ptm",
        "name": "Asymmetric dimethylarginine; by PRMT6; alternate",
        "position": 3,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Citrulline; alternate",
        "position": 3,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphothreonine; by HASPIN and VRK1",
        "position": 4,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Allysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6,N6-trimethyllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6-dimethyllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-benzoyllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-crotonyllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methacryllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 5,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "5-glutamyl dopamine; alternate",
        "position": 6,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "5-glutamyl serotonin; alternate",
        "position": 6,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphothreonine; by PKC",
        "position": 7,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Citrulline; alternate",
        "position": 9,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Symmetric dimethylarginine; by PRMT5; alternate",
        "position": 9,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6,N6-trimethyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6-dimethyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-benzoyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-butyryllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-crotonyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-isonicotinyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 10,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "ADP-ribosylserine; alternate",
        "position": 11,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphoserine; alternate; by AURKB, AURKC, RPS6KA3, RPS6KA4 and RPS6KA5",
        "position": 11,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphothreonine; by PKC and CHEK1",
        "position": 12,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-benzoyllysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-succinyllysine; alternate",
        "position": 15,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Asymmetric dimethylarginine; by CARM1; alternate",
        "position": 18,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Citrulline; alternate",
        "position": 18,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-benzoyllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-butyryllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-crotonyllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methacryllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 19,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-benzoyllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-butyryllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-crotonyllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-isonicotinyllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methacryllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 24,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Citrulline",
        "position": 27,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6,N6-trimethyllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6-dimethyllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-crotonyllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 28,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "ADP-ribosylserine; alternate",
        "position": 29,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphoserine; alternate; by AURKB, AURKC and RPS6KA5",
        "position": 29,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6,N6-trimethyllysine; alternate",
        "position": 37,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6-dimethyllysine; alternate",
        "position": 37,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 37,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 37,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-isonicotinyllysine; alternate",
        "position": 37,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 37,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-isonicotinyllysine; alternate",
        "position": 38,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 38,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphotyrosine",
        "position": 42,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6,N6-trimethyllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-crotonyllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methacryllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; by EHMT2; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-succinyllysine; alternate",
        "position": 57,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphoserine",
        "position": 58,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 65,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 65,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6,N6-trimethyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6,N6-dimethyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-isonicotinyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-lactoyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methacryllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-succinyllysine; alternate",
        "position": 80,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphothreonine",
        "position": 81,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphoserine",
        "position": 87,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "Phosphothreonine",
        "position": 108,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 116,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 116,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(2-hydroxyisobutyryl)lysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-(beta-hydroxybutyryl)lysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-acetyllysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-glutaryllysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-isonicotinyllysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methacryllysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-methyllysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      },
      {
        "kind": "ptm",
        "name": "N6-succinyllysine; alternate",
        "position": 123,
        "source": "UniProtKB"
      }
    ],
    "molecule_id": "P68431",
    "molecule_type": "protein",
    "name": "Histone H3.1",
    "organism": {
      "name": "Homo sapiens",
      "taxon_id": 9606
    },
    "provenance": {
      "deposit_id": "P68431",
      "doi": null,
      "licence": "CC BY 4.0 (UniProt)",
      "retrieved": "2026-10-19",
      "source": "UniProtKB",
      "url": "https://www.uniprot.org/uniprotkb/P68431/entry"
    },
    "sequence": "MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEACEAYLVGLFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA",
    "sequence_length": 136
  },
  "molecule_id": "P68431",
  "states": [],
  "transitions": []
}
