SMTL ID : 6poc.1

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

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 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, S.161, M.274, F.288, S.289, G.290, W.291, M.293, E.296, W.382, F.408, Y.410 Ligands: OU4.2 20 PLIP interactions: 20 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:F.408, A:F.408 Hydrogen bonds: A:Y.410 Water bridges: A:R.300, A:R.300, 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, V.353, W.382, F.408, Y.410 Ligands: OU4.8 22 PLIP interactions: 22 interactions with chain B, Hydrophobic interactions: 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 Water bridges: B:E.296, B:E.296, B:R.300, B:R.300, B:R.300 Salt bridges: B:R.118, B:R.300 pi-Stacking: B:W.113 Metal complexes: B:C.119

4 x OU4: 7-{3-(aminomethyl)-4-[(1,3-oxazol-4-yl)methoxy]phenyl}-4-methylquinolin-2-amine(Non-covalent)

OU4.2: 12 residues within 4Å: Chain A: P.269, V.271, N.273, F.288, G.290, W.291, Y.292, E.296, W.382, Y.410 Ligands: HEM.1, OU4.3 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.271, A:F.288, A:F.288, A:W.382 Hydrogen bonds: A:N.273, A:N.273, A:E.296 Water bridges: A:R.300 OU4.3: 14 residues within 4Å: Chain A: S.38, M.40, R.300, D.304, S.306, R.307, V.381, W.382 Chain B: W.10, E.11, W.380, F.395, H.396 Ligands: OU4.2 8 PLIP interactions: 4 interactions with chain B, 4 interactions with chain A Hydrophobic interactions: B:W.10, B:W.10, B:W.380, A:V.381 pi-Stacking: B:H.396 Hydrogen bonds: A:S.306, A:R.307, A:V.381 OU4.8: 13 residues within 4Å: Chain B: P.269, V.271, N.273, M.274, F.288, G.290, W.291, Y.292, E.296, W.382, Y.410 Ligands: HEM.7, OU4.9 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:V.271, B:F.288, B:F.288, B:W.382 Hydrogen bonds: B:N.273, B:E.296, B:Y.410 Water bridges: B:N.273, B:N.273 OU4.9: 14 residues within 4Å: Chain A: W.10, E.11, W.380, F.395, H.396 Chain B: S.38, M.40, R.300, D.304, S.306, R.307, V.381, W.382 Ligands: OU4.8 7 PLIP interactions: 5 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:V.381, A:W.10, A:W.10 Hydrogen bonds: B:S.306, B:R.307, B:V.381 pi-Stacking: B:W.382

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 3 residues within 4Å: Chain A: Q.68, R.373, L.404 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Q.68, A:R.373 Water bridges: A:Q.68, A:Q.68 GOL.5: 5 residues within 4Å: Chain A: I.106, K.110, L.128, Q.129, V.130 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.110, A:L.128, A:V.130, A:V.130 GOL.10: 2 residues within 4Å: Chain B: Q.68, R.373 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:Q.68, B:Q.68, B:R.373 Water bridges: B:K.23, B:T.405

1 x ZN: ZINC ION(Non-covalent)

ZN.6: 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

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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