SMTL ID : 1wok.1

Crystal structure of catalytic domain of human poly(ADP-ribose) polymerase complexed with a quinoxaline-type inhibitor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

homo-tetramer

Ligands

4 x CNQ: 3-(4-CHLOROPHENYL)QUINOXALINE-5-CARBOXAMIDE(Non-covalent)

CNQ.1: 11 residues within 4Å: Chain A: E.102, D.105, H.201, G.202, Y.235, F.236, A.237, K.242, S.243, Y.246, E.327 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:Y.235, A:A.237, A:Y.246, A:Y.246, A:E.327 Hydrogen bonds: A:G.202, A:G.202 CNQ.2: 11 residues within 4Å: Chain B: E.102, D.105, H.201, G.202, Y.228, Y.235, F.236, K.242, S.243, Y.246, E.327 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:Y.228, B:Y.235, B:Y.246, B:Y.246 Hydrogen bonds: B:G.202, B:G.202 pi-Stacking: B:Y.246 Halogen bonds: B:E.102 CNQ.3: 10 residues within 4Å: Chain C: E.102, D.105, H.201, G.202, Y.235, F.236, K.242, S.243, Y.246, E.327 6 PLIP interactions: 6 interactions with chain C Hydrophobic interactions: C:Y.246, C:Y.246, C:E.327 Hydrogen bonds: C:G.202, C:G.202 Halogen bonds: C:E.102 CNQ.4: 11 residues within 4Å: Chain D: D.105, N.106, H.201, G.202, Y.228, Y.235, F.236, A.237, S.243, Y.246, E.327 9 PLIP interactions: 9 interactions with chain D Hydrophobic interactions: D:Y.228, D:Y.235, D:A.237, D:Y.246, D:Y.246, D:E.327 Hydrogen bonds: D:G.202, D:G.202 pi-Stacking: D:Y.246

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Iwashita, A. et al., Discovery of quinazolinone and quinoxaline derivatives as potent and selective poly(ADP-ribose) polymerase-1/2 inhibitors. Febs Lett. (2005)

Release Date

2005-03-15

Peptides

Poly [ADP-ribose] polymerase-1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Poly [ADP-ribose] polymerase-1

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