9BE5: Human Nucleosome collected by EPU on Glacios

Cryo-EM structure of Human Nucleosome collected by EPU on Glacios at 3.3 Angstrom resolution. Determined by electron microscopy at 3.3 Å resolution. Released 30 Apr 2025.

Method
Electron microscopy
Resolution
3.3 Å
Organism
Homo sapiens
Chains
10
Atoms
11,898
Mol. weight
175.27 kDa
Released
30 Apr 2025

Explore 9BE5 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9BE5 contains 37 α-helices and 20 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: 5 helices, 2 β-strands

ElementResiduesLengthSheet
α-helix41-422
α-helix45-5612
α-helix64-7613
β-strand83-8421
α-helix86-11328
β-strand118-11922
α-helix121-13111
Chain B: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4010
β-strand45-4622
α-helix50-7526
β-strand80-8121
α-helix83-9210
β-strand96-9833
Chain C: 5 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-204
α-helix27-3610
β-strand42-4324
α-helix47-7226
β-strand77-7825
α-helix80-8910
α-helix91-966
β-strand101-10226
Chains D and H: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix35-4511
β-strand50-5125
α-helix53-8028
β-strand85-8624
α-helix88-9811
α-helix101-12020
Chain E: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix41-422
α-helix45-5511
α-helix64-7613
β-strand83-8427
α-helix86-11328
β-strand118-11928
α-helix121-13111
Chain F: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4010
β-strand45-4628
α-helix50-7526
β-strand80-8127
α-helix83-9210
β-strand97-9826
Chain G: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-215
α-helix27-359
β-strand42-4329
α-helix47-7226
β-strand77-78210
α-helix80-8910
α-helix91-966
β-strand100-10233
α-helix113-1153

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Histone H3.2Aprotein97Homo sapiensQ71DI3 (AlphaFold model)
Histone H4B, Fprotein83Homo sapiensA0A9J8D176 (AlphaFold model)
Histone H2A type 1Cprotein103Homo sapiensP0C0S8 (AlphaFold model)
Histone H2B type 1-JD, Hprotein95Homo sapiensP06899 (AlphaFold model)
Histone H3.2Eprotein98Homo sapiensQ71DI3 (AlphaFold model)
Histone H2A type 1-B/EGprotein105Homo sapiensP04908
DNA (145-mer)IDNA145Homo sapiens
DNA (145-mer)JDNA145Homo sapiens
Sequence of entity 1 (A), FASTA
>9BE5_1 Histone H3.2 (chains A)
PHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASE
AYLVALFEDTNLCAIHAKRVTIMPKDIQLARRIRGER
Sequence of entity 2 (B, F), FASTA
>9BE5_2 Histone H4 (chains B, F)
KVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLKVFLENVIRDAVTYTEHAKRK
TVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 3 (C), FASTA
>9BE5_3 Histone H2A type 1 (chains C)
TRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLTAEILELAGNAARDNKK
TRIIPRHLQLAVRNDEELNKLLGRVTIAQGGVLPNIQSVLLPK
Sequence of entity 4 (D, H), FASTA
>9BE5_4 Histone H2B type 1-J (chains D, H)
KTRKESYAIYVYKVLKQVHPDTGISSKAMSIMNSFVNDVFERIAGEASRLAHYNKRSTIT
SREIQTAVRLLLPGELAKHAVSEGTKAVTKYTSAK
Sequence of entity 5 (E), FASTA
>9BE5_5 Histone H3.2 (chains E)
PHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASE
AYLVALFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA
Sequence of entity 6 (G), FASTA
>9BE5_6 Histone H2A type 1-B/E (chains G)
AKTRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLTAEILELAGNAARDN
KKTRIIPRHLQLAVRNDEELNKLLGRVTIAQGGVLPNIQSVLLPK
Sequence of entity 7 (I), FASTA
>9BE5_7 DNA (145-MER) (chains I)
ATCAGAATCCCGGTGCCGAGGCCGCTCAATTGGTCGTAGACAGCTCTAGCACCGCTTAAA
CGCACGTACGCGCTGTCCCCCGCGTTTTAACCGCCAAGGGGATTACTCCCTAGTCTCCAG
GCACGTGTCAGATATATACATCGAT
Sequence of entity 8 (J), FASTA
>9BE5_8 DNA (145-MER) (chains J)
ATCGATGTATATATCTGACACGTGCCTGGAGACTAGGGAGTAATCCCCTTGGCGGTTAAA
ACGCGGGGGACAGCGCGTACGTGCGTTTAAGCGGTGCTAGAGCTGTCTACGACCAATTGA
GCGGCCTCGGCACCGGGATTCTGAT

Primary citation

Cryo-EM structure of Human Nucleosome collected by EPU on Glacios at 3.3 Angstrom resolution. Jia, L., Ruben, E.A., Olsen, S.K. et al. To be published.

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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