5Z23: PDB entry 5Z23

Crystal structure of the nucleosome containing a chimeric histone H3/CENP-A CATD. Determined by X-ray diffraction at 2.73 Å resolution. Released 13 Feb 2019.

Method: X-ray diffraction
Resolution: 2.73 Å
Organism: Homo sapiens
Chains: 10
Atoms: 12,007
Mol. weight: 211.12 kDa
Released: 13 Feb 2019

Explore 5Z23 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

5Z23 contains 38 α-helices and 24 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.

Chains A and E: 5 helices, 4 β-strands

Element	Residues	Length	Sheet
α-helix	41-42	2
α-helix	45-56	12
α-helix	64-78	15
β-strand	80	1	1
β-strand	82	1	1
β-strand	85-86	2	2
α-helix	88-115	28
β-strand	120-121	2	3
α-helix	123-133	11

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	3
α-helix	50-75	26
β-strand	80-81	2	2
α-helix	83-92	10
β-strand	96-98	3	4

Chains C and 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	5
α-helix	46-72	27
β-strand	77-78	2	6
α-helix	80-89	10
α-helix	91-96	6
β-strand	100-102	3	7
α-helix	113-115	3

Chains D and H: 4 helices, 2 β-strands

Element	Residues	Length	Sheet
α-helix	38-48	11
β-strand	53-54	2	6
α-helix	56-83	28
β-strand	88-89	2	5
α-helix	91-101	11
α-helix	104-122	19

Chain F: 4 helices, 3 β-strands

Element	Residues	Length	Sheet
α-helix	25-28	4
α-helix	31-40	10
β-strand	45-46	2	10
α-helix	50-75	26
β-strand	80-81	2	9
α-helix	83-92	10
β-strand	96-98	3	7

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Histone H3.1,Histone H3-like centromeric protein A,Histone H3.1	A, E	protein	141	Homo sapiens	P49450 (AlphaFold model), P68431 (AlphaFold model)
Histone H4	B, F	protein	106	Homo sapiens	P62805 (AlphaFold model)
Histone H2A type 1-B/E	C, G	protein	167	Homo sapiens	P04908 (AlphaFold model)
Histone H2B type 1-J	D, H	protein	129	Homo sapiens	P06899
DNA (146-mer)	I, J	DNA	146	Homo sapiens

Sequence of entity 1 (A, E), FASTA

>5Z23_1 Histone H3.1,Histone H3-like centromeric protein A,Histone H3.1 (chains A, E)
GSHMARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQK
STELLIRKLPFQRLVREICVKFTRGVDFNWQAQALLALQEAAEAFLVHLFEDAYLLTLHA
KRVTIMPKDIQLARRIRGERA

Sequence of entity 2 (B, F), FASTA

>5Z23_2 Histone H4 (chains B, F)
GSHMSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRG
VLKVFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG

Sequence of entity 3 (C, G), FASTA

>5Z23_3 Histone H2A type 1-B/E (chains C, G)
GSHMSGRGKQGGKARAKAKTRSSRAGLQFPVGRVHRLLRKGNYSERVGAGAPVYMAAVLE
YMTAEILELAGNAARDNKKTRIIPRHLQLAIRNDEEMNKLLGRVTIAQGGVLPNIQAVLL
PKKTESHHKAKGKQLAIRNDEEMNKLLGRVTIAQGGVLPNIQAVLLP

Sequence of entity 4 (D, H), FASTA

>5Z23_4 Histone H2B type 1-J (chains D, H)
GSHMPEPAKSAPAPKKGSKKAVTKAQKKDGKKRKRSRKESYSIYVYKVLKQVHPDTGISS
KAMGIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTK
AVTKYTSAK

Sequence of entity 5 (I, J), FASTA

>5Z23_5 DNA (146-MER) (chains I, J)
ATCAATATCCACCTGCAGATTCTACCAAAAGTGTATTTGGAAACTGCTCCATCAAAAGGC
ATGTTCAGCTGAATTCAGCTGAACATGCCTTTTGATGGAGCAGTTTCCAAATACACTTTT
GGTAGAATCTGCAGGTGGATATTGAT

Primary citation

The CENP-A centromere targeting domain facilitates H4K20 monomethylation in the nucleosome by structural polymorphism. Arimura, Y., Tachiwana, H., Takagi, H. et al. Nat Commun (2019) 10:576-576. DOI 10.1038/s41467-019-08314-x · PubMed

Other PDB entries of the same protein (UniProt P49450 (AlphaFold model), which also has an AlphaFold model), best resolution first:

5CVD 1.3 Å, Crystal structure of human NRMT1 in complex with alpha-N-dimethylated human CENP-A peptide
6KDQ 1.5 Å, Crystal structure of human NRMT1 in complex with alpha-N-monomethylated human CENP-A…
6KDS 1.84 Å, Crystal structure of human NRMT2 in complex with alpha-N-monomethylated human CENP-A…
3NQJ 2.1 Å, Crystal structure of (CENP-A/H4)2 heterotetramer
7R5R 2.44 Å, Structure of the human CCAN CENP-A alpha-satellite complex
3NQU 2.5 Å, Crystal structure of partially trypsinized (CENP-A/H4)2 heterotetramer
5ZBX 2.58 Å, The crystal structure of the nucleosome containing histone H3.1 CATD(V76Q, K77D)
3R45 2.6 Å, Structure of a CENP-A-Histone H4 Heterodimer in complex with chaperone HJURP
6E0P 2.6 Å, Cryo-EM structure of the centromeric nucleosome (Native alpha satellite DNA) in complex…
6E0C 2.63 Å, Cryo-EM structure of the CENP-A nucleosome (W601) in complex with a single chain…
3WTP 2.67 Å, Crystal Structure of the heterotypic nucleosome containing human CENP-A and H3.3
7PII 2.68 Å, Structure of the human CCAN CENP-A alpha-satellite complex

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