9OGS: Cryo-EM analysis of human H2A.Z on Sat2R-P DNA

Cryo-EM analysis of human H2A.Z on Sat2R-P DNA (v1). Determined by electron microscopy at 3.05 Å resolution. Released 5 Nov 2025.

Method
Electron microscopy
Resolution
3.05 Å
Organism
Homo sapiens
Chains
10
Atoms
11,117
Mol. weight
202.21 kDa
Released
5 Nov 2025

Explore 9OGS in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9OGS contains 35 α-helices and 16 β-strands across 8 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 4 helices, 2 β-strands

ElementResiduesLengthSheet
α-helix45-5612
α-helix64-7512
β-strand83-8421
α-helix86-11328
β-strand118-11922
α-helix121-13111
Chain B: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4111
β-strand45-4622
α-helix50-7526
β-strand80-8121
α-helix83-9311
β-strand97-9823
Chain C: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix19-235
α-helix29-368
β-strand4614
α-helix50-7526
α-helix83-919
α-helix94-996
β-strand103-10425
Chain D: 4 helices, 1 β-strand
ElementResiduesLengthSheet
α-helix38-4811
α-helix57-8327
β-strand8914
α-helix91-999
α-helix105-12218
Chain E: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix45-5612
α-helix64-7512
β-strand83-8426
α-helix86-11328
β-strand118-11927
α-helix121-13010
Chain F: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix25-284
α-helix31-4111
β-strand45-4627
α-helix50-7526
β-strand80-8126
α-helix83-9311
β-strand97-9825
Chain G: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix19-235
α-helix30-367
β-strand45-4628
α-helix50-7526
α-helix83-919
α-helix94-996
β-strand103-10423
Chain H: 5 helices, 1 β-strand
ElementResiduesLengthSheet
α-helix38-4811
α-helix56-8328
β-strand88-8928
α-helix91-10111
α-helix1031
α-helix107-12317

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Histone H3.2A, Eprotein136Homo sapiensQ71DI3 (AlphaFold model)
Histone H4B, Fprotein103Homo sapiensP62805 (AlphaFold model)
Histone H2A.ZC, Gprotein127Homo sapiensP0C0S5 (AlphaFold model)
Histone H2B type 1-JD, Hprotein126Homo sapiensP06899 (AlphaFold model)
Sat2R-P DNA (131-MER)I, JDNA152Homo sapiens
Sequence of entity 1 (A, E), FASTA
>9OGS_1 Histone H3.2 (chains A, E)
MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTE
LLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASEAYLVGLFEDTNLCAIHAKRVTI
MPKDIQLARRIRGERA
Sequence of entity 2 (B, F), FASTA
>9OGS_2 Histone H4 (chains B, F)
MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLK
VFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 3 (C, G), FASTA
>9OGS_3 Histone H2A.Z (chains C, G)
AGGKAGKDSGKAKTKAVSRSQRAGLQFPVGRIHRHLKSRTTSHGRVGATAAVYSAAILEY
LTAEVLELAGNASKDLKVKRITPRHLQLAIRGDEELDSLIKATIAGGGVIPHIHKSLIGK
KGQQKTV
Sequence of entity 4 (D, H), FASTA
>9OGS_4 Histone H2B type 1-J (chains D, H)
MPEPAKSAPAPKKGSKKAVTKAQKKDGKKRKRSRKESYSIYVYKVLKQVHPDTGISSKAM
GIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVT
KYTSAK
Sequence of entity 5 (I, J), FASTA
>9OGS_5 Sat2R-P DNA (131-MER) (chains I, J)
ATCATCAGATTCCATTCGAATCCATTCGAAAATGATTACATTCGAATCCATTCGAAGATT
CCATTTGAGCCTGCTCGAGCAGGCTCAAATGGAATCTTCGAATGGATTCGAATGTAATCA
TTTTCGAATGGATTCGAATGGAATCTGATGAT

Primary citation

Impacts of DNA methylation on H2A.Z deposition and nucleosome stability. Shih, R.M., Arimura, Y., Konishi, H.A. et al. Elife (2026) 15. DOI 10.7554/eLife.109762 · PubMed

Other PDB entries of the same protein (UniProt Q71DI3 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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