SMTL ID : 1qr2.1

HUMAN QUINONE REDUCTASE TYPE 2

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 3 residues within 4Å: Chain A: H.173, H.177, C.222 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.173, A:H.177, A:C.222, A:C.222 ZN.3: 3 residues within 4Å: Chain B: H.173, H.177, C.222 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.173, B:H.177, B:C.222, B:C.222

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

FAD.2: 26 residues within 4Å: Chain A: H.11, K.15, S.16, F.17, N.18, S.20, P.102, L.103, Y.104, W.105, F.106, T.147, T.148, G.149, G.150, Y.155, P.192, E.193, E.197, R.200, K.201, V.204 Chain B: N.66, Y.67, G.68, D.117 22 PLIP interactions: 20 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:Y.104, A:Y.104, B:Y.67 Hydrogen bonds: A:F.17, A:N.18, A:N.18, A:S.20, 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.66 Water bridges: A:E.193 Salt bridges: A:H.11 pi-Stacking: A:Y.104 FAD.4: 25 residues within 4Å: Chain A: N.66, Y.67, G.68, D.117 Chain B: H.11, K.15, S.16, F.17, N.18, S.20, P.102, L.103, Y.104, W.105, F.106, T.147, T.148, G.149, G.150, Y.155, P.192, E.193, E.197, R.200, V.204 21 PLIP interactions: 20 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:Y.104, B:Y.104, B:Y.104, A:Y.67 Hydrogen bonds: B:F.17, B:N.18, B:N.18, B:S.20, 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 Water bridges: B:H.11 Salt bridges: B:H.11

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Foster, C.E. et al., Crystal structure of human quinone reductase type 2, a metalloflavoprotein. Biochemistry (1999)

Release Date

1999-08-18

Peptides

PROTEIN (QUINONE REDUCTASE TYPE 2): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PROTEIN (QUINONE REDUCTASE TYPE 2)

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