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SMTL ID : 3b3n.1
Structure of neuronal NOS heme domain in complex with a inhibitor (+-)-N1-{cis-4'-[(6"-aminopyridin-2"-yl)methyl]pyrrolidin-3'-yl}ethane-1,2-diamine
Coordinates
PDB Format
Compare
Method
X-RAY DIFFRACTION 1.98 Å
Oligo State
homo-dimer
Ligands
2 x
ACT
:
ACETATE ION
(Non-functional Binders)
ACT.1:
5 residues within 4Å:
Chain A:
Q.124
,
W.291
,
V.353
,
S.361
Ligands:
HEM.3
3
PLIP interactions
:
3 interactions with chain A
Hydrophobic interactions:
A:Q.124
,
A:W.291
Hydrogen bonds:
A:S.361
ACT.6:
5 residues within 4Å:
Chain B:
G.121
,
Q.124
,
W.291
,
V.353
Ligands:
HEM.7
4
PLIP interactions
:
4 interactions with chain B
Hydrophobic interactions:
B:Q.124
,
B:W.291
Hydrogen bonds:
B:W.291
Water bridges:
B:Q.124
1 x
ZN
:
ZINC ION
(Non-covalent)
ZN.2:
5 residues within 4Å:
Chain A:
C.30
,
C.35
,
M.36
Chain B:
C.30
,
C.35
4
PLIP interactions
:
2 interactions with chain B
,
2 interactions with chain A
Metal complexes:
B:C.30
,
B:C.35
,
A:C.30
,
A:C.35
2 x
HEM
:
PROTOPORPHYRIN IX CONTAINING FE
(Non-covalent)
HEM.3:
19 residues within 4Å:
Chain A:
W.113
,
A.116
,
R.118
,
C.119
,
V.120
,
S.161
,
M.274
,
F.288
,
S.289
,
G.290
,
W.291
,
M.293
,
E.296
,
W.382
,
F.408
,
Y.410
Ligands:
ACT.1
,
H4B.4
,
JI2.5
18
PLIP interactions
:
18 interactions with chain A
,
Hydrophobic interactions:
A:W.113
,
A:W.113
,
A:A.116
,
A:F.288
,
A:F.288
,
A:F.288
,
A:F.288
,
A:W.291
,
A:E.296
,
A:W.382
,
A:F.408
,
A:F.408
,
A:F.408
Hydrogen bonds:
A:Y.410
Water bridges:
A:R.300
,
A:R.300
pi-Stacking:
A:W.113
Metal complexes:
A:C.119
HEM.7:
20 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:
ACT.6
,
H4B.8
,
JI2.9
16
PLIP interactions
:
16 interactions with chain B
,
Hydrophobic interactions:
B:W.113
,
B:W.113
,
B:A.116
,
B:R.118
,
B:F.288
,
B:F.288
,
B:F.288
,
B:F.288
,
B:W.291
,
B:E.296
,
B:F.408
,
B:F.408
Water bridges:
B:R.300
,
B:R.300
pi-Stacking:
B:W.113
Metal complexes:
B:C.119
2 x
H4B
:
5,6,7,8-TETRAHYDROBIOPTERIN
(Non-covalent)
H4B.4:
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.3
10
PLIP interactions
:
2 interactions with chain B
,
8 interactions with chain A
Hydrophobic interactions:
B:E.398
Water bridges:
B:H.396
Hydrogen bonds:
A:R.300
,
A:R.300
,
A:V.381
,
A:W.382
pi-Stacking:
A:W.382
,
A:W.382
pi-Cation interactions:
A:W.382
,
A:W.382
H4B.8:
11 residues within 4Å:
Chain A:
W.380
,
F.395
,
H.396
,
Q.397
,
E.398
Chain B:
S.38
,
M.40
,
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:R.300
,
B:V.381
,
B:W.382
pi-Stacking:
B:W.382
,
B:W.382
pi-Cation interactions:
B:W.382
,
B:W.382
Hydrophobic interactions:
A:E.398
2 x
JI2
:
N-{(3S,4S)-4-[(6-aminopyridin-2-yl)methyl]pyrrolidin-3-yl}ethane-1,2-diamine
(Non-covalent)
JI2.5:
7 residues within 4Å:
Chain A:
Q.182
,
P.269
,
V.271
,
W.291
,
Y.292
,
E.296
Ligands:
HEM.3
7
PLIP interactions
:
7 interactions with chain A
Hydrophobic interactions:
A:P.269
,
A:V.271
Hydrogen bonds:
A:E.296
Water bridges:
A:Q.182
,
A:Y.266
,
A:N.273
,
A:N.273
JI2.9:
7 residues within 4Å:
Chain B:
Q.182
,
P.269
,
V.271
,
W.291
,
Y.292
,
E.296
Ligands:
HEM.7
5
PLIP interactions
:
5 interactions with chain B
Hydrophobic interactions:
B:P.269
Hydrogen bonds:
B:E.296
,
B:E.296
Water bridges:
B:Q.182
,
B:Y.292
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Ji, H. et al., Minimal pharmacophoric elements and fragment hopping, an approach directed at molecular diversity and isozyme selectivity. Design of selective neuronal nitric oxide synthase inhibitors. J.Am.Chem.Soc. (2008)
Release Date
2008-07-15
Peptides
Nitric-oxide synthase:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
B
Export Alignment
FASTA format
Clustal Format
PNG Image
Secondary Structure
None
DSSP
PSIPRED
SSpro
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Fade Mismatches
Enhance Mismatches
Chain
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Rainbow
2° Structure
Bfactor
Bfactor Range
SOA
Entropy
Clustal
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NGL
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ClustalW
PNG
Nitric-oxide synthase
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4k5f.1
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4k5g.1
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4kch.1
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4kci.1
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4kcj.1
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4kck.1
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4kcl.1
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4kcm.1
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4kcn.1
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4kco.1
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4lux.1
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5adc.1
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5agl.1
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5agm.1
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5uns.1
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5unt.1
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5unu.1
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5unv.1
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5unw.1
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5unx.1
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5uny.1
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5vui.1
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5vuj.1
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5vuk.1
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5vul.1
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5vum.1
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6pn8.1
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Cartoon
Cartoon
Tube
Trace
Lines
Ball+Stick
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