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SMTL ID : 1qrd.1
(2 other biounits)
QUINONE REDUCTASE/FAD/CIBACRON BLUE/DUROQUINONE COMPLEX
Coordinates
PDB Format
Compare
Method
X-RAY DIFFRACTION 2.40 Å
Oligo State
homo-dimer
Ligands
2 x
FAD
:
FLAVIN-ADENINE DINUCLEOTIDE
(Non-covalent)
FAD.1:
21 residues within 4Å:
Chain A:
H.11
,
T.15
,
S.16
,
F.17
,
N.18
,
A.20
,
P.102
,
L.103
,
Y.104
,
W.105
,
F.106
,
T.147
,
T.148
,
G.149
,
G.150
,
Y.155
,
I.192
,
R.200
,
L.204
Ligands:
CBD.2
,
DQN.3
23
PLIP interactions
:
23 interactions with chain A
Hydrophobic interactions:
A:Y.104
,
A:Y.104
,
A:Y.104
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
Water bridges:
A:H.11
Salt bridges:
A:H.11
pi-Stacking:
A:F.17
,
A:F.17
,
A:Y.104
,
A:W.105
FAD.4:
21 residues within 4Å:
Chain B:
H.11
,
T.15
,
S.16
,
F.17
,
N.18
,
A.20
,
P.102
,
L.103
,
Y.104
,
W.105
,
F.106
,
T.147
,
T.148
,
G.149
,
G.150
,
Y.155
,
I.192
,
R.200
,
L.204
Ligands:
CBD.5
,
DQN.6
19
PLIP interactions
:
19 interactions with chain B
Hydrophobic interactions:
B:Y.104
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:R.200
Water bridges:
B:H.11
Salt bridges:
B:H.11
pi-Stacking:
B:F.17
,
B:F.17
,
B:Y.104
2 x
CBD
:
CIBACRON BLUE
(Non-covalent)
CBD.2:
7 residues within 4Å:
Chain A:
G.149
,
G.150
,
M.154
,
G.193
,
H.194
Ligands:
FAD.1
,
DQN.3
1
PLIP interactions
:
1 interactions with chain A
pi-Stacking:
A:H.194
CBD.5:
6 residues within 4Å:
Chain B:
G.149
,
G.150
,
G.193
,
H.194
Ligands:
FAD.4
,
DQN.6
1
PLIP interactions
:
1 interactions with chain B
pi-Stacking:
B:H.194
2 x
DQN
:
DUROQUINONE
(Non-covalent)
DQN.3:
6 residues within 4Å:
Chain A:
W.105
,
F.106
,
Y.155
,
H.161
Ligands:
FAD.1
,
CBD.2
4
PLIP interactions
:
4 interactions with chain A
Hydrophobic interactions:
A:W.105
,
A:W.105
,
A:W.105
,
A:F.106
DQN.6:
6 residues within 4Å:
Chain B:
W.105
,
F.106
,
Y.155
,
H.161
Ligands:
FAD.4
,
CBD.5
4
PLIP interactions
:
4 interactions with chain B
Hydrophobic interactions:
B:W.105
,
B:W.105
,
B:F.106
Hydrogen bonds:
B:Y.155
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Li, R. et al., The three-dimensional structure of NAD(P)H:quinone reductase, a flavoprotein involved in cancer chemoprotection and chemotherapy: mechanism of the two-electron reduction. Proc.Natl.Acad.Sci.USA (1995)
Release Date
1996-10-14
Peptides
QUINONE-REDUCTASE:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
B
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QUINONE-REDUCTASE
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1qrd.2
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1qrd.3
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