SMTL ID : 1dxo.1 (1 other biounit)

Crystal structure of human NAD[P]H-QUINONE oxidoreductase CO with 2,3,5,6,tetramethyl-P-benzoquinone (duroquinone) at 2.5 Angstrom resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Non-covalent)

FAD.1: 25 residues within 4Å: Chain A: H.11, T.15, S.16, F.17, N.18, A.20, P.102, L.103, Q.104, W.105, F.106, T.147, T.148, G.149, G.150, Y.155, I.192, R.200, L.204 Chain B: N.64, Q.66, Y.67, P.68, E.117 Ligands: DQN.2 23 PLIP interactions: 19 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:Q.104, A:Q.104, B:Y.67, B:E.117 Hydrogen bonds: A:F.17, A:N.18, A:N.18, A:L.103, A:L.103, A:W.105, A:F.106, A:T.147, A:T.147, A:G.149, A:G.150, A:Y.155, A:Y.155, A:R.200, B:N.64, B:Q.66 Salt bridges: A:H.11 pi-Stacking: A:F.17, A:F.17 FAD.3: 24 residues within 4Å: Chain A: N.64, Q.66, Y.67, P.68, E.117 Chain B: H.11, T.15, S.16, F.17, N.18, A.20, P.102, L.103, Q.104, W.105, F.106, T.147, T.148, G.149, G.150, Y.155, I.192, R.200, L.204 22 PLIP interactions: 19 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:Q.104, B:Q.104, A:Y.67 Hydrogen bonds: B:F.17, B:N.18, B:N.18, B:L.103, B:L.103, B:W.105, B:F.106, B:T.147, B:T.147, B:G.149, B:G.150, B:Y.155, B:Y.155, B:R.200, A:N.64, A:Q.66 Salt bridges: B:H.11 pi-Stacking: B:F.17, B:F.17

2 x DQN: DUROQUINONE(Non-covalent)

DQN.2: 7 residues within 4Å: Chain B: P.68, F.120, G.122, Y.126, F.178 Ligands: FAD.1, DQN.4 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:P.68, B:Y.126, B:F.178 pi-Stacking: B:Y.126 DQN.4: 5 residues within 4Å: Chain A: G.149, G.150, H.194 Chain B: F.232 Ligands: DQN.2 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Faig, M. et al., Structures of Recombinant Mouse and Human Nad(P)H:Quinone Oxidoreductases:Species Comparison and Structural Changes with Substrate Binding and Release. Proc.Natl.Acad.Sci.USA (2000)

Release Date

2000-04-23

Peptides

QUINONE REDUCTASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

QUINONE REDUCTASE

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