4XZQ: Histone H3.2

Nucleosome disassembly by RSC and SWI/SNF is enhanced by H3 acetylation near the nucleosome dyad axis. Determined by X-ray diffraction at 2.4 Å resolution. Released 14 Oct 2015.

Method
X-ray diffraction
Resolution
2.4 Å
Organisms
Xenopus laevis, Homo sapiens
Chains
10
Atoms
12,090
Mol. weight
175.84 kDa
Released
14 Oct 2015

Explore 4XZQ in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4XZQ contains 38 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-helix441-4422
α-helix445-45410
α-helix464-47613
β-strand483-48421
α-helix486-51328
β-strand518-51922
α-helix521-53111
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: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix817-8215
α-helix827-83610
β-strand842-84324
α-helix846-87227
β-strand877-87825
α-helix880-8889
α-helix891-8966
β-strand900-90236
α-helix913-9153
Chain D: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix1235-124511
β-strand1250-125125
α-helix1253-128028
β-strand1285-128624
α-helix1288-129811
α-helix1301-131919
Chain E: 5 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix641-6422
α-helix645-65612
α-helix664-67613
β-strand683-68427
α-helix686-71328
β-strand718-71928
α-helix721-73111
Chain F: 4 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix225-2284
α-helix231-24010
β-strand245-24628
α-helix250-27526
β-strand280-28127
α-helix283-29210
β-strand296-29836
Chain G: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix1017-10204
α-helix1027-103610
β-strand1042-104329
α-helix1047-107125
β-strand1077-1078210
α-helix1080-10889
α-helix1091-10966
β-strand1100-110233
α-helix1113-11153
Chain H: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix1435-144511
β-strand1450-1451210
α-helix1453-148028
β-strand1485-148629
α-helix1488-149811
α-helix1501-151919

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Histone H3.2A, Eprotein98Xenopus laevisP84233 (AlphaFold model)
Histone H4B, Fprotein79Xenopus laevisP62799 (AlphaFold model)
Histone H2AC, Gprotein107Xenopus laevisP06897 (AlphaFold model)
Histone H2B 1.1D, Hprotein93Xenopus laevisP02281 (AlphaFold model)
DNA (147-mer)IDNA147Homo sapiens
DNA (147-mer)JDNA147Homo sapiens
Sequence of entity 1 (A, E), FASTA
>4XZQ_1 Histone H3.2 (chains A, E)
PHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASE
AYLVALFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA
Sequence of entity 2 (B, F), FASTA
>4XZQ_2 Histone H4 (chains B, F)
DNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLKVFLENVIRDAVTYTEHAKRKTVTA
MDVVYALKRQGRTLYGFGG
Sequence of entity 3 (C, G), FASTA
>4XZQ_3 Histone H2A (chains C, G)
AKTRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLTAEILELAGNAARDN
KKTRIIPRHLQLAVRNDEELNKLLGRVTIAQGGVLPNIQSVLLPKKT
Sequence of entity 4 (D, H), FASTA
>4XZQ_4 Histone H2B 1.1 (chains D, H)
RKESYAIYVYKVLKQVHPDTGISSKAMSIMNSFVNDVFERIAGEASRLAHYNKRSTITSR
EIQTAVRLLLPGELAKHAVSEGTKAVTKYTSAK
Sequence of entity 5 (I), FASTA
>4XZQ_5 DNA (147-MER) (chains I)
ATCAATATCCACCTGCAGATACTACCAAAAGTGTATTTGGAAACTGCTCCATCAAAAGGC
ATGTTCAGCTGGAATCCAGCTGAACATGCCTTTTGATGGAGCAGTTTCCAAATACACTTT
TGGTAGTATCTGCAGGTGGATATTGAT
Sequence of entity 6 (J), FASTA
>4XZQ_6 DNA (147-MER) (chains J)
ATCAATATCCACCTGCAGATACTACCAAAAGTGTATTTGGAAACTGCTCCATCAAAAGGC
ATGTTCAGCTGGATTCCAGCTGAACATGCCTTTTGATGGAGCAGTTTCCAAATACACTTT
TGGTAGTATCTGCAGGTGGATATTGAT

Primary citation

Histone Acetylation near the Nucleosome Dyad Axis Enhances Nucleosome Disassembly by RSC and SWI/SNF. Chatterjee, N., North, J.A., Dechassa, M.L. et al. Mol Cell Biol (2015) 35:4083-4092. DOI 10.1128/MCB.00441-15 · PubMed

Other PDB entries of the same protein (UniProt P84233 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 4XZQ 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.