SMTL ID : 5vv0.1

Structure of human neuronal nitric oxide synthase heme domain in complex with 7-(((3-(4-Methylpyridin-3-yl)propyl)amino)methyl)quinolin-2-amine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 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, M.274, F.288, S.289, G.290, W.291, M.293, E.296, W.382, F.408, Y.410 Ligands: H4B.2, 9OM.3 18 PLIP interactions: 18 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:E.296, A:W.382, A:F.408, A:F.408 Water bridges: A:R.300, A:R.300 Salt bridges: A:R.118 pi-Stacking: A:W.113 Metal complexes: A:C.119 HEM.5: 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, V.353, W.382, F.408, Y.410 Ligands: H4B.6, 9OM.7 22 PLIP interactions: 22 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:E.296, B:V.353, B:F.408, B:F.408, B:F.408 Hydrogen bonds: B:Y.410 Water bridges: B:E.296, B:R.300, 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: 10 residues within 4Å: Chain A: S.38, R.300, V.381, W.382 Chain B: W.380, F.395, H.396, Q.397, E.398 Ligands: HEM.1 12 PLIP interactions: 1 interactions with chain B, 11 interactions with chain A Hydrophobic interactions: B:E.398 Hydrogen bonds: A:R.300, A:V.381, A:W.382 Water bridges: A:S.38, A:R.300, A:R.300, A:R.300, A:W.382 pi-Stacking: A:W.382, A:W.382 pi-Cation interactions: A:W.382 H4B.6: 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.5 12 PLIP interactions: 10 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.300, B:V.381, B:W.382 Water bridges: B:S.38, B:R.300, B:R.300, B:R.300, B:W.382, A:H.396 pi-Stacking: B:W.382, B:W.382 Hydrophobic interactions: A:E.398

2 x 9OM: 7-({[3-(4-methylpyridin-3-yl)propyl]amino}methyl)quinolin-2-amine(Non-covalent)

9OM.3: 10 residues within 4Å: Chain A: M.40, P.269, V.271, F.288, W.291, Y.292, E.296, W.382 Chain B: W.10 Ligands: HEM.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:V.271, A:F.288, A:W.382 Hydrogen bonds: A:W.291 9OM.7: 10 residues within 4Å: Chain A: W.10 Chain B: M.40, P.269, V.271, F.288, W.291, Y.292, E.296, W.382 Ligands: HEM.5 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:V.271, B:F.288, B:W.382 Hydrogen bonds: B:W.291

1 x ZN: ZINC ION(Non-covalent)

ZN.4: 4 residues within 4Å: Chain A: C.30, C.35 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