SMTL ID : 1m8e.1 (1 other biounit)

inducible nitric oxide synthase with 7-nitroindazole bound

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 16 residues within 4Å: Chain A: W.124, R.129, C.130, I.131, S.172, M.285, F.299, N.300, G.301, W.302, E.307, W.393, Y.419, Y.421 Ligands: H4B.2, 7NI.3 15 PLIP interactions: 15 interactions with chain A, Hydrophobic interactions: A:W.124, A:W.124, A:I.131, A:F.299, A:F.299, A:F.299, A:F.299, A:W.302, A:W.393, A:W.393, A:Y.419 Water bridges: A:R.129, A:Y.421 pi-Stacking: A:W.124 Metal complexes: A:C.130 HEM.4: 16 residues within 4Å: Chain B: W.124, R.129, C.130, I.131, S.172, M.285, F.299, N.300, G.301, W.302, E.307, W.393, Y.419, Y.421 Ligands: H4B.5, 7NI.6 16 PLIP interactions: 16 interactions with chain B, Hydrophobic interactions: B:W.124, B:W.124, B:I.131, B:F.299, B:F.299, B:F.299, B:F.299, B:W.302, B:W.393, B:W.393, B:Y.419 Hydrogen bonds: B:Y.421 Water bridges: B:R.129, B:Y.421 pi-Stacking: B:W.124 Metal complexes: B:C.130

2 x H4B: 5,6,7,8-TETRAHYDROBIOPTERIN(Non-covalent)

H4B.2: 11 residues within 4Å: Chain A: S.48, M.50, R.311, I.392, W.393 Chain B: W.391, F.406, H.407, Q.408, E.409 Ligands: HEM.1 9 PLIP interactions: 2 interactions with chain B, 7 interactions with chain A Hydrophobic interactions: B:E.409 pi-Stacking: B:F.406, A:W.393, A:W.393, A:W.393 Hydrogen bonds: A:R.311, A:R.311, A:W.393 pi-Cation interactions: A:W.393 H4B.5: 11 residues within 4Å: Chain A: W.391, F.406, H.407, Q.408, E.409 Chain B: S.48, M.50, R.311, I.392, W.393 Ligands: HEM.4 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.311, B:R.311, B:W.393 pi-Stacking: B:W.393, B:W.393, B:W.393, A:F.406 pi-Cation interactions: B:W.393 Hydrophobic interactions: A:E.409

2 x 7NI: 7-NITROINDAZOLE(Non-covalent)

7NI.3: 9 residues within 4Å: Chain A: P.280, V.282, N.300, G.301, W.302, Y.303, M.304, E.307 Ligands: HEM.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:V.282 Hydrogen bonds: A:G.301, A:W.302, A:W.302 7NI.6: 9 residues within 4Å: Chain B: P.280, V.282, N.300, G.301, W.302, Y.303, M.304, E.307 Ligands: HEM.4 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:V.282 Hydrogen bonds: B:G.301, B:W.302, B:W.302

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rosenfeld, R.J. et al., Conformational Changes in Nitric Oxide Synthases Induced by Chlorzoxazone and Nitroindazoles: Crystallographic and Computational Analyses of Inhibitor Potency. Biochemistry (2002)

Release Date

2002-08-07

Peptides

inducible Nitric oxide synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

inducible Nitric oxide synthase

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