8VMN: H3K4me3 nucleosome

H3K4me3 nucleosome bound to PRC2_AJ1-450. Determined by electron microscopy at 3.5 Å resolution. Released 22 Jan 2025.

Method
Electron microscopy
Resolution
3.5 Å
Organisms
Homo sapiens, Xenopus laevis
Chains
10
Atoms
12,540
Mol. weight
195.76 kDa
Released
22 Jan 2025

Explore 8VMN in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8VMN contains 36 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 I: 5 helices, 2 β-strands

ElementResiduesLengthSheet
α-helix41-422
α-helix46-549
α-helix64-7411
β-strand83-8421
α-helix86-11328
β-strand118-11922
α-helix121-13111
Chain J: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix25-284
α-helix31-4111
β-strand45-4622
α-helix50-7526
β-strand80-8121
α-helix83-9311
β-strand97-9823
Chain K: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix17-215
α-helix27-3610
β-strand42-4324
α-helix46-7227
α-helix80-878
α-helix91-966
β-strand101-10225
Chain M: 4 helices, 1 β-strand
ElementResiduesLengthSheet
α-helix35-4511
α-helix54-8027
β-strand85-8624
α-helix88-9811
α-helix102-12019
Chain O: 5 helices, 1 β-strand
ElementResiduesLengthSheet
α-helix41-422
α-helix45-5410
α-helix64-7512
β-strand8416
α-helix86-11328
α-helix121-13010
Chain Q: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix26-283
α-helix31-4111
α-helix50-7627
β-strand8116
α-helix83-9210
β-strand97-9825
Chain R: 5 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-215
α-helix27-3610
β-strand42-4327
α-helix46-7227
β-strand77-7828
α-helix80-889
α-helix91-966
β-strand101-10223
Chain S: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix35-439
β-strand50-5128
α-helix53-8028
β-strand85-8627
α-helix88-9811
α-helix102-12019

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
DNA (157-mer)HDNA157Homo sapiens
Histone H3.2Iprotein136Homo sapiensQ71DI3 (AlphaFold model)
Histone H4J, Qprotein103Homo sapiensP62805 (AlphaFold model)
Histone H2AK, Rprotein108Xenopus laevisQ6AZJ8 (AlphaFold model)
Histone H2BM, Sprotein96Xenopus laevisA0A8J1LZU9 (AlphaFold model)
Histone H3.2Oprotein136Homo sapiensQ71DI3 (AlphaFold model)
DNA (157-mer)DDNA157Homo sapiens
Sequence of entity 1 (H), FASTA
>8VMN_1 DNA (157-MER) (chains H)
CAGGATGTATATATCTGAGACGTGCCTGGAGACTAGGGAGTAATCCCCTTGGCGGTTTAA
ACGCGGGGGACAGCGCGTACGTGCGTTTTAGCGGTGCTAGAGCTGTCTACGACCAATTGA
GCGGCCTGGGCACCGGGATTCTCCAGCCGCCGGCAGC
Sequence of entity 2 (I), FASTA
>8VMN_2 Histone H3.2 (chains I)
MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTE
LLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASEAYLVGLFEDTNLCAIHAKRVTI
MPKDIQLARRIRGERA
Sequence of entity 3 (J, Q), FASTA
>8VMN_3 Histone H4 (chains J, Q)
MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLK
VFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG
Sequence of entity 4 (K, R), FASTA
>8VMN_4 Histone H2A (chains K, R)
AKAKTRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLTAEILELAGNAAR
DNKKTRIIPRHLQLAVRNDEELNKLLGRVTIAQGGVLPNIQSVLLPKC
Sequence of entity 5 (M, S), FASTA
>8VMN_5 Histone H2B (chains M, S)
RKTRKESYAIYVYKVLKQVHPDTGISSKAMSIMNSFVNDVFERIAGEASRLAHYNKRSTI
TSREIQTAVRLLLPGELAKHAVSEGTKAVTKYTSAK
Sequence of entity 6 (O), FASTA
>8VMN_6 Histone H3.2 (chains O)
MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTE
LLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASEAYLVGLFEDTNLCAIHAKRVTI
MPKDIQLARRIRGERA
Sequence of entity 7 (D), FASTA
>8VMN_7 DNA (157-MER) (chains D)
GCTGCCGGCGGCTGGAGAATCCCGGTGCCGAGGCCGCTCAATTGGTCGTAGACAGCTCTA
GCACCGCTTAAACGCACGTACGCGCTGTCCCCCGCGTTTAAACCGCCAAGGGGATTACTC
CCTAGTCTCCAGGCACGTCTCAGATATATACATCCTG

Primary citation

Structural basis for the inhibition of PRC2 by active transcription histone posttranslational modifications. Cookis, T., Lydecker, A., Sauer, P. et al. Nat Struct Mol Biol (2025) 32:393-404. DOI 10.1038/s41594-024-01452-x · PubMed

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

Browse structure collections

About this viewer

MolViewer shows 8VMN directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.