SMTL ID : 5vuj.1

Structure of rat neuronal nitric oxide synthase heme domain in complex with 7-(((3-(Dimethylamino)benzyl)amino)methyl)quinolin-2-amine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 19 residues within 4Å: Chain A: W.113, A.116, R.118, C.119, V.120, G.121, S.161, F.288, S.289, G.290, W.291, M.293, E.296, W.382, F.408, Y.410 Ligands: H4B.2, JHT.3, ACT.4 15 PLIP interactions: 15 interactions with chain A, Hydrophobic interactions: A:W.113, A:W.113, A:A.116, A:R.118, A:F.288, A:F.288, A:W.291, A:F.408, A:F.408 Hydrogen bonds: A:Y.410 Water bridges: A:E.296, A:R.300 Salt bridges: A:R.118 pi-Stacking: A:W.113 Metal complexes: A:C.119 HEM.5: 18 residues within 4Å: Chain B: W.113, A.116, R.118, C.119, V.120, G.121, S.161, F.288, S.289, G.290, W.291, E.296, V.353, W.382, F.408, Y.410 Ligands: H4B.6, JHT.7 18 PLIP interactions: 18 interactions with chain B, Hydrophobic interactions: B:W.113, B:W.113, B:W.113, B:A.116, B:R.118, B:F.288, B:F.288, B:F.288, B:W.291, B:V.353, B:W.382, B:F.408, B:F.408, B:F.408 Water bridges: B:R.300 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 6 PLIP interactions: 5 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.300, A:V.381, A:W.382 pi-Stacking: A:W.382, A:W.382 Hydrophobic interactions: B:E.398 H4B.6: 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.5 7 PLIP interactions: 6 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:R.300, B:V.381, B:W.382 pi-Stacking: B:W.382, B:W.382 pi-Cation interactions: B:W.382 Hydrophobic interactions: A:E.398

2 x JHT: 7-[[[3-(dimethylamino)phenyl]methylamino]methyl]quinolin-2-amine(Non-covalent)

JHT.3: 11 residues within 4Å: Chain A: S.181, Q.182, R.185, P.269, V.271, N.273, F.288, W.291, Y.292, E.296 Ligands: HEM.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Q.182, A:V.271, A:F.288 Hydrogen bonds: A:E.296 JHT.7: 10 residues within 4Å: Chain B: S.181, Q.182, R.185, P.269, V.271, F.288, W.291, Y.292, E.296 Ligands: HEM.5 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:Q.182, B:V.271, B:F.288 Hydrogen bonds: B:E.296

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.4: 5 residues within 4Å: Chain A: G.121, W.291, V.353, S.361 Ligands: HEM.1 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:W.291 Hydrogen bonds: A:S.361 ACT.8: 4 residues within 4Å: Chain B: G.121, Q.124, W.291, V.353 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:Q.124 Hydrogen bonds: B:W.291 Water bridges: B:S.361

1 x ZN: ZINC ION(Non-covalent)

ZN.9: 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 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

Pensa, A.V. et al., Hydrophilic, Potent, and Selective 7-Substituted 2-Aminoquinolines as Improved Human Neuronal Nitric Oxide Synthase Inhibitors. J. Med. Chem. (2017)

Release Date

2017-08-16

Peptides

Nitric oxide synthase, brain: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Nitric oxide synthase, brain

Related Entries With Identical Sequence