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SMTL ID : 7us8.2
(1 other biounit)
Structure of human neuronal nitric oxide synthase R354A/G357D mutant heme domain in complex with 6-(4-(dimethylamino)butyl)-4-methylpyridin-2-amine
Coordinates
PDB Format
Compare
Method
X-RAY DIFFRACTION 1.82 Å
Oligo State
homo-dimer
Ligands
2 x
HEM
:
PROTOPORPHYRIN IX CONTAINING FE
(Non-covalent)
HEM.1:
18 residues within 4Å:
Chain A:
W.113
,
A.116
,
R.118
,
C.119
,
V.120
,
G.121
,
M.274
,
F.288
,
S.289
,
G.290
,
W.291
,
M.293
,
E.296
,
W.382
,
F.408
,
Y.410
Ligands:
H4B.2
,
O6I.3
22
PLIP interactions
:
22 interactions with chain A
,
Hydrophobic interactions:
A:W.113
,
A:W.113
,
A:W.113
,
A:A.116
,
A:R.118
,
A:F.288
,
A:F.288
,
A:F.288
,
A:W.291
,
A:W.291
,
A:E.296
,
A:W.382
,
A:W.382
,
A:F.408
,
A:F.408
Hydrogen bonds:
A:Y.410
Water bridges:
A:E.296
,
A:E.296
,
A:R.300
Salt bridges:
A:R.118
pi-Stacking:
A:W.113
Metal complexes:
A:C.119
HEM.7:
19 residues within 4Å:
Chain B:
W.113
,
A.116
,
R.118
,
C.119
,
V.120
,
G.121
,
S.161
,
M.274
,
F.288
,
S.289
,
G.290
,
W.291
,
M.293
,
E.296
,
W.382
,
F.408
,
Y.410
Ligands:
H4B.8
,
O6I.9
21
PLIP interactions
:
21 interactions with chain B
,
Hydrophobic interactions:
B:W.113
,
B:W.113
,
B:W.113
,
B:A.116
,
B:R.118
,
B:V.120
,
B:F.288
,
B:F.288
,
B:F.288
,
B:W.291
,
B:W.291
,
B:E.296
,
B:W.382
,
B:F.408
,
B:F.408
,
B:F.408
Water bridges:
B:R.300
,
B:Y.410
Salt bridges:
B:R.118
pi-Stacking:
B:W.113
Metal complexes:
B:C.119
2 x
H4B
:
5,6,7,8-TETRAHYDROBIOPTERIN
(Non-covalent)
H4B.2:
11 residues within 4Å:
Chain A:
S.38
,
M.40
,
R.300
,
V.381
,
W.382
Chain B:
W.380
,
F.395
,
H.396
,
Q.397
,
E.398
Ligands:
HEM.1
10
PLIP interactions
:
1 interactions with chain B
,
9 interactions with chain A
Hydrophobic interactions:
B:E.398
Hydrogen bonds:
A:R.300
,
A:V.381
,
A:W.382
Water bridges:
A:R.300
,
A:R.300
,
A:R.300
pi-Stacking:
A:W.382
,
A:W.382
pi-Cation interactions:
A:W.382
H4B.8:
10 residues within 4Å:
Chain A:
W.380
,
F.395
,
H.396
,
Q.397
,
E.398
Chain B:
S.38
,
R.300
,
V.381
,
W.382
Ligands:
HEM.7
9
PLIP interactions
:
8 interactions with chain B
,
1 interactions with chain A
Hydrogen bonds:
B:R.300
,
B:V.381
,
B:W.382
Water bridges:
B:R.300
,
B:R.300
,
B:R.300
pi-Stacking:
B:W.382
,
B:W.382
Hydrophobic interactions:
A:E.398
2 x
O6I
:
6-[4-(dimethylamino)butyl]-4-methylpyridin-2-amine
(Non-covalent)
O6I.3:
9 residues within 4Å:
Chain A:
P.269
,
V.271
,
F.288
,
S.289
,
G.290
,
W.291
,
Y.292
,
E.296
Ligands:
HEM.1
3
PLIP interactions
:
3 interactions with chain A
Hydrophobic interactions:
A:P.269
,
A:F.288
Hydrogen bonds:
A:E.296
O6I.9:
9 residues within 4Å:
Chain B:
P.269
,
V.271
,
F.288
,
S.289
,
G.290
,
W.291
,
Y.292
,
E.296
Ligands:
HEM.7
4
PLIP interactions
:
4 interactions with chain B
Hydrophobic interactions:
B:P.269
,
B:F.288
Hydrogen bonds:
B:M.293
,
B:E.296
3 x
GOL
:
GLYCEROL
(Non-functional Binders)
GOL.4:
4 residues within 4Å:
Chain A:
L.20
,
K.23
,
Q.68
,
R.373
6
PLIP interactions
:
6 interactions with chain A
Hydrogen bonds:
A:R.373
Water bridges:
A:K.23
,
A:Q.68
,
A:R.114
,
A:N.115
,
A:T.405
GOL.5:
5 residues within 4Å:
Chain A:
I.106
,
K.110
,
L.128
,
Q.129
,
V.130
5
PLIP interactions
:
5 interactions with chain A
Hydrogen bonds:
A:K.110
,
A:L.128
,
A:V.130
,
A:V.130
Water bridges:
A:Q.129
GOL.10:
6 residues within 4Å:
Chain B:
I.106
,
K.110
,
S.126
,
L.128
,
Q.129
,
V.130
5
PLIP interactions
:
5 interactions with chain B
Hydrogen bonds:
B:K.110
,
B:L.128
,
B:V.130
,
B:V.130
Water bridges:
B:Q.129
1 x
ZN
:
ZINC ION
(Non-covalent)
ZN.6:
6 residues within 4Å:
Chain A:
C.30
,
C.35
,
M.36
Chain B:
C.30
,
C.35
,
M.36
4
PLIP interactions
:
2 interactions with chain A
,
2 interactions with chain B
Metal complexes:
A:C.30
,
A:C.35
,
B:C.30
,
B:C.35
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Vasu, D. et al., 2-Aminopyridines with a shortened amino sidechain as potent, selective, and highly permeable human neuronal nitric oxide synthase inhibitors. Bioorg.Med.Chem. (2022)
Release Date
2022-07-13
Peptides
Nitric oxide synthase, brain:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
C
B
D
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Nitric oxide synthase, brain
Related Entries With Identical Sequence
7ts1.1
|
7ts1.2
|
7ts2.1
|
7ts2.2
|
7ts3.1
|
7ts3.2
|
7ts4.1
|
7ts4.2
|
7ts5.1
|
7ts5.2
|
7ts6.1
|
7ts6.2
|
7ts7.1
|
7ts7.2
|
7ts8.1
|
7ts8.2
|
7uam.1
|
7uam.2
|
7us7.1
|
7us7.2
|
7us8.1
|
8fgh.1
|
8fgh.2
|
8fgj.1
|
8fgj.2
|
8fgk.1
|
8fgk.2
|
8ufp.1
Cartoon
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