SMTL ID : 3jx6.1

Structure of neuronal nitric oxide synthase D597N/M336V/Y706A mutant heme domain complexed with N1-[(3' R,4' R)-4'-((6"-amino-4"-methylpyridin-2"-yl)methyl)pyrrolidin-3'-yl]-N2-(3'-fluorophenethyl)ethane-1,2-diamine tetrahydrochloride

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.35 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, L.128, M.274, F.288, S.289, G.290, W.291, E.296, W.382, F.408 Ligands: H4B.2, JI5.3, ACT.4 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:W.113, A:W.113, A:A.116, A:R.118, A:L.128, A:F.288, A:F.288, A:F.288, A:W.291, A:W.382, A:F.408, A:F.408, A:F.408 Water bridges: A:R.118, A:R.300 pi-Stacking: A:W.113 Metal complexes: A:C.119 HEM.6: 18 residues within 4Å: Chain B: W.113, A.116, R.118, C.119, V.120, G.121, M.274, F.288, S.289, G.290, W.291, M.293, E.296, W.382, F.408 Ligands: H4B.7, JI5.8, ACT.9 14 PLIP interactions: 14 interactions with chain B, Hydrophobic interactions: B:W.113, B:W.113, B:A.116, B:F.288, B:F.288, B:F.288, B:W.291, B:W.291, B:E.296, B:F.408, B:F.408 Hydrogen bonds: 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: 12 residues within 4Å: Chain A: S.38, V.40, R.300, V.381, W.382 Chain B: W.380, F.395, H.396, Q.397, E.398 Ligands: HEM.1, JI5.3 8 PLIP interactions: 1 interactions with chain B, 7 interactions with chain A Hydrophobic interactions: B:E.398 Hydrogen bonds: A:R.300, A:V.381, A:W.382 Water bridges: A:R.300, A:R.300 pi-Stacking: A:W.382, A:W.382 H4B.7: 12 residues within 4Å: Chain A: W.380, F.395, H.396, Q.397, E.398 Chain B: S.38, V.40, R.300, V.381, W.382 Ligands: HEM.6, JI5.8 8 PLIP interactions: 7 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:R.300, B:V.381, B:W.382 Water bridges: B:R.300, B:R.300 pi-Stacking: B:W.382, B:W.382 Hydrophobic interactions: A:E.398

2 x JI5: N-{(3R,4R)-4-[(6-amino-4-methylpyridin-2-yl)methyl]pyrrolidin-3-yl}-N'-[2-(3-fluorophenyl)ethyl]ethane-1,2-diamine(Non-covalent)

JI5.3: 12 residues within 4Å: Chain A: V.40, Q.182, P.269, V.271, S.289, G.290, W.291, E.296, W.382 Chain B: W.10 Ligands: HEM.1, H4B.2 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.40, A:P.269, B:W.10 Water bridges: A:Q.182 JI5.8: 14 residues within 4Å: Chain A: W.10 Chain B: V.40, R.118, Q.182, P.269, V.271, F.288, S.289, G.290, W.291, E.296, W.382 Ligands: HEM.6, H4B.7 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:V.40, B:P.269, A:W.10 Water bridges: B:R.185

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

ACT.4: 4 residues within 4Å: Chain A: W.291, V.353, S.361 Ligands: HEM.1 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:W.291 Hydrogen bonds: A:W.291, A:S.361 ACT.9: 4 residues within 4Å: Chain B: G.121, W.291, S.361 Ligands: HEM.6 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:S.361 Water bridges: B:Q.124

1 x ZN: ZINC ION(Non-covalent)

ZN.5: 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

Delker, S.L. et al., Unexpected binding modes of nitric oxide synthase inhibitors effective in the prevention of a cerebral palsy phenotype in an animal model. J.Am.Chem.Soc. (2010)

Release Date

2010-05-05

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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