2CV5: Human nucleosome core particle

Crystal structure of human nucleosome core particle. Determined by X-ray diffraction at 2.5 Å resolution. Released 28 Jun 2005.

Method: X-ray diffraction
Resolution: 2.5 Å
Organism: Homo sapiens
Chains: 10
Atoms: 12,471
Mol. weight: 200.58 kDa
Ligands: MN
Released: 28 Jun 2005

Explore 2CV5 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2CV5 contains 40 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

Element	Residues	Length	Sheet
α-helix	41-42	2
α-helix	45-56	12
α-helix	64-76	13
β-strand	83-84	2	1
α-helix	86-113	28
β-strand	118-119	2	2
α-helix	121-130	10

Chain B: 4 helices, 3 β-strands

Element	Residues	Length	Sheet
α-helix	26-28	3
α-helix	31-40	10
β-strand	45-46	2	2
α-helix	50-75	26
β-strand	80-81	2	1
α-helix	83-92	10
β-strand	96-98	3	3

Chain C: 7 helices, 3 β-strands

Element	Residues	Length	Sheet
α-helix	12-14	3
α-helix	17-21	5
α-helix	27-35	9
β-strand	42-43	2	4
α-helix	46-72	27
β-strand	77-78	2	5
α-helix	80-88	9
α-helix	91-96	6
β-strand	100-102	3	6
α-helix	113-115	3

Chain D: 4 helices, 2 β-strands

Element	Residues	Length	Sheet
α-helix	35-45	11
β-strand	50-51	2	5
α-helix	53-80	28
β-strand	85-86	2	4
α-helix	88-98	11
α-helix	101-119	19

Chain E: 5 helices, 2 β-strands

Element	Residues	Length	Sheet
α-helix	41-42	2
α-helix	45-55	11
α-helix	64-76	13
β-strand	83-84	2	7
α-helix	86-113	28
β-strand	118-119	2	8
α-helix	121-130	10

Chain F: 5 helices, 3 β-strands

Element	Residues	Length	Sheet
α-helix	21-22	2
α-helix	25-28	4
α-helix	31-40	10
β-strand	45-46	2	8
α-helix	50-75	26
β-strand	80-81	2	7
α-helix	83-92	10
β-strand	96-98	3	6

Chain G: 6 helices, 3 β-strands

Element	Residues	Length	Sheet
α-helix	17-21	5
α-helix	27-36	10
β-strand	42-43	2	9
α-helix	46-71	26
β-strand	77-78	2	10
α-helix	80-89	10
α-helix	91-96	6
β-strand	100-102	3	3
α-helix	113-115	3

Chain H: 4 helices, 2 β-strands

Element	Residues	Length	Sheet
α-helix	35-45	11
β-strand	50-51	2	10
α-helix	53-80	28
β-strand	85-86	2	9
α-helix	88-98	11
α-helix	101-120	20

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
DNA (146-mer)	I, J	DNA	146
Histone H3.1	A, E	protein	136	Homo sapiens	P68431 (AlphaFold model)
Histone H4	B, F	protein	103	Homo sapiens	P62805 (AlphaFold model)
Histone H2A.a	C, G	protein	130	Homo sapiens	P04908 (AlphaFold model)
Histone H2B K	D, H	protein	126	Homo sapiens	O60814 (AlphaFold model)

Sequence of entity 1 (I, J), FASTA

>2CV5_1 DNA (146-MER) (chains I, J)
ATCAATATCCACCTGCAGATTCTACCAAAAGTGTATTTGGAAACTGCTCCATCAAAAGGC
ATGTTCAGCTGAATTCAGCTGAACATGCCTTTTGATGGAGCAGTTTCCAAATACACTTTT
GGTAGAATCTGCAGGTGGATATTGAT

Sequence of entity 2 (A, E), FASTA

>2CV5_2 Histone H3.1 (chains A, E)
MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTE
LLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEACEAYLVGLFEDTNLCAIHAKRVTI
MPKDIQLARRIRGERA

Sequence of entity 3 (B, F), FASTA

>2CV5_3 Histone H4 (chains B, F)
MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLK
VFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG

Sequence of entity 4 (C, G), FASTA

>2CV5_4 Histone H2A.a (chains C, G)
MSGRGKQGGKARAKAKTRSSRAGLQFPVGRVHRLLRKGNYSERVGAGAPVYLAAVLEYLT
AEILELAGNAARDNKKTRIIPRHLQLAIRNDEELNKLLGRVTIAQGGVLPNIQAVLLPKK
TESHHKAKGK

Sequence of entity 5 (D, H), FASTA

>2CV5_5 Histone H2B K (chains D, H)
MPEPAKSAPAPKKGSKKAVTKAQKKDGKKRKRSRKESYSVYVYKVLKQVHPDTGISSKAM
GIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVT
KYTSAK

Ligands and cofactors

ID	Name	Formula	Copies
MN	Manganese (II) ion	Mn	9

Water and common crystallization additives (CL) are not listed.

Primary citation

Alteration of the nucleosomal DNA path in the crystal structure of a human nucleosome core particle. Tsunaka, Y., Kajimura, N., Tate, S. et al. Nucleic Acids Res (2005) 33:3424-3434. DOI 10.1093/nar/gki663 · PubMed

Other PDB entries of the same protein (UniProt P68431 (AlphaFold model), which also has an AlphaFold model), best resolution first:

5SVY 1.05 Å, MORC3 CW in complex with histone H3K4me1
2V89 1.1 Å, Crystal structure of RAG2-PHD finger in complex with H3K4me3 peptide at 1.1A resolution
5SZC 1.19 Å, Structure of human Dpf3 double-PHD domain bound to histone H3 tail peptide with…
5SZB 1.2 Å, Structure of human Dpf3 double-PHD domain bound to histone H3 tail peptide with…
6BHD 1.25 Å, Crystal structure of SETDB1 with a modified H3 peptide
4UP0 1.28 Å, Ternary crystal structure of the Pygo2 PHD finger in complex with the B9L HD1 domain and…
5WXH 1.3 Å, Crystal structure of TAF3 PHD finger bound to H3K4me3
5FFV 1.3 Å, Crystal structure of the bromodomain of human BRPF1 in complex with H3K14ac histone…
4L7X 1.35 Å, Crystal structure of the DIDO PHD finger in complex with H3K4me3
6BHE 1.35 Å, Crystal structure of SETDB1 with a modified H3 peptide
6BHI 1.4 Å, Crystal structure of SETDB1 with a modified H3 peptide
3ASL 1.41 Å, Structure of UHRF1 in complex with histone tail

Browse structure collections

About this viewer

MolViewer shows 2CV5 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.