SMTL ID : 2hue.2 (3 other biounits)

Structure of the H3-H4 chaperone Asf1 bound to histones H3 and H4

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

hetero-2-2-2-mer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 6 residues within 4Å: Chain A: Q.137, H.140 Chain D: Q.137, D.139, H.140 Ligands: ZN.6 3 PLIP interactions: 1 interactions with chain D, 1 interactions with chain A, 1 Ligand-Water interactions Metal complexes: D:H.140, A:H.140, H2O.3 ZN.6: 6 residues within 4Å: Chain A: Q.137, D.139, H.140 Chain D: Q.137, H.140 Ligands: ZN.1 3 PLIP interactions: 1 interactions with chain D, 1 interactions with chain A, 1 Ligand-Water interactions Metal complexes: D:H.140, A:H.140, H2O.17

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 8 residues within 4Å: Chain A: V.96, S.97, N.120, N.121, E.122 Chain B: A.56, K.57 Ligands: SO4.4 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:V.96, A:N.120, A:E.122, B:A.56 Water bridges: A:E.122 GOL.5: 5 residues within 4Å: Chain B: E.15, D.19 Chain C: R.5, I.8, K.41 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain C Hydrogen bonds: B:E.15, B:D.19, C:R.5, C:K.41 GOL.7: 8 residues within 4Å: Chain D: V.96, S.97, N.120, N.121, E.122 Chain E: A.56, K.57 Ligands: SO4.9 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain E Hydrogen bonds: D:V.96, D:N.120, E:A.56 Water bridges: D:E.122 GOL.10: 5 residues within 4Å: Chain E: E.15, D.19 Chain F: R.5, I.8, K.41 5 PLIP interactions: 2 interactions with chain F, 3 interactions with chain E Hydrogen bonds: F:R.5, F:K.41, E:E.15, E:E.15, E:D.19

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 5 residues within 4Å: Chain B: R.5 Chain C: T.12, P.14, A.15, R.18 8 PLIP interactions: 5 interactions with chain C, 3 interactions with chain B Hydrogen bonds: C:A.15 Water bridges: C:T.12, C:R.18, C:R.18, B:R.5, B:R.5 Salt bridges: C:R.18, B:R.5 SO4.4: 7 residues within 4Å: Chain A: S.97, V.98, N.120 Chain B: A.56, R.58, K.64 Ligands: GOL.2 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Salt bridges: B:R.58, B:K.64 Hydrogen bonds: A:V.98 SO4.8: 5 residues within 4Å: Chain E: R.5 Chain F: T.12, P.14, A.15, R.18 9 PLIP interactions: 6 interactions with chain F, 3 interactions with chain E Hydrogen bonds: F:T.12, F:A.15 Water bridges: F:T.12, F:R.18, F:R.18, E:R.5, E:R.5 Salt bridges: F:R.18, E:R.5 SO4.9: 7 residues within 4Å: Chain D: S.97, V.98, N.120 Chain E: A.56, R.58, K.64 Ligands: GOL.7 3 PLIP interactions: 1 interactions with chain D, 2 interactions with chain E Hydrogen bonds: D:V.98 Salt bridges: E:R.58, E:K.64

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

English, C.M. et al., Structural basis for the histone chaperone activity of asf1. Cell(Cambridge,Mass.) (2006)

Release Date

2006-11-21

Peptides

Anti-silencing protein 1: AD
Histone H3: BE
Histone H4: CF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

D
A

B
B

E
B

C
C

F
C

Anti-silencing protein 1

Histone H3

Histone H4

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