SMTL ID : 6pnh.1

Structure of human neuronal nitric oxide synthase R354A/G357D mutant heme domain in complex with 7-(3-(Aminomethyl)-4-isopropoxyphenyl)-4-methylquinolin-2-amine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 17 residues within 4Å: Chain A: W.113, A.116, R.118, C.119, V.120, M.274, F.288, S.289, G.290, W.291, M.293, E.296, V.353, W.382, F.408, Y.410 Ligands: OSD.2 17 PLIP interactions: 17 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:V.353, A:F.408, A:F.408 Hydrogen bonds: A:Y.410 Salt bridges: A:R.118 pi-Stacking: A:W.113 Metal complexes: A:C.119 HEM.6: 17 residues within 4Å: Chain B: 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: OSD.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:V.120, B:F.288, B:F.288, B:F.288, B:W.291, B:E.296, B:F.408, B:F.408 Water bridges: B:E.296, B:E.296 Salt bridges: B:R.118 pi-Stacking: B:W.113 Metal complexes: B:C.119

4 x OSD: 7-{3-(aminomethyl)-4-[(propan-2-yl)oxy]phenyl}-4-methylquinolin-2-amine(Non-covalent)

OSD.2: 14 residues within 4Å: Chain A: M.40, P.269, V.271, N.273, F.288, S.289, G.290, W.291, Y.292, E.296, W.382, Y.410 Ligands: HEM.1, OSD.4 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:P.269, A:V.271, A:F.288, A:F.288, A:W.382 Hydrogen bonds: A:N.273, A:M.293, A:E.296 Water bridges: A:N.273, A:N.273 OSD.3: 8 residues within 4Å: Chain A: W.10, W.380, F.395 Chain B: S.38, M.40, V.381, W.382 Ligands: OSD.7 7 PLIP interactions: 3 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:W.10, A:W.380, B:V.381, B:W.382 pi-Stacking: A:H.396, B:W.382 Hydrogen bonds: B:V.381 OSD.4: 8 residues within 4Å: Chain A: S.38, M.40, V.381, W.382 Chain B: W.10, W.380, F.395 Ligands: OSD.2 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.381, A:W.382 Hydrogen bonds: A:V.381 pi-Stacking: A:W.382, B:H.396 OSD.7: 13 residues within 4Å: Chain B: M.40, P.269, V.271, M.274, F.288, G.290, W.291, Y.292, E.296, W.382, Y.410 Ligands: OSD.3, HEM.6 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:V.271, B:F.288, B:F.288, B:W.382 Hydrogen bonds: B:E.296, B:Y.410 Water bridges: B:N.273, B:N.273

1 x ZN: ZINC ION(Non-covalent)

ZN.5: 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 B, 2 interactions with chain A Metal complexes: B:C.30, B:C.35, A:C.30, A:C.35

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cinelli, M.A. et al., First Contact: 7-Phenyl-2-Aminoquinolines, Potent and Selective Neuronal Nitric Oxide Synthase Inhibitors That Target an Isoform-Specific Aspartate. J.Med.Chem. (2020)

Release Date

2020-04-29

Peptides

Nitric oxide synthase, brain: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Nitric oxide synthase, brain

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