SMTL ID : 1m9q.1

human endothelial nitric oxide synthase with 5-nitroindazole bound

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.01 Å

Oligo State

homo-dimer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: C.28, C.33 Chain B: C.28, C.33 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Metal complexes: A:C.28, A:C.33, B:C.28, B:C.33

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

HEM.2: 18 residues within 4Å: Chain A: W.112, A.115, R.117, C.118, V.119, G.120, S.160, M.273, F.287, S.288, G.289, W.290, M.292, E.295, W.381, F.407, Y.409 Ligands: 5NI.3 16 PLIP interactions: 16 interactions with chain A, Hydrophobic interactions: A:W.112, A:W.112, A:W.112, A:A.115, A:F.287, A:F.287, A:F.287, A:F.287, A:W.290, A:F.407, A:F.407 Water bridges: A:E.295, A:E.295 Salt bridges: A:R.117 pi-Stacking: A:W.112 Metal complexes: A:C.118 HEM.9: 17 residues within 4Å: Chain B: W.112, A.115, R.117, C.118, V.119, G.120, L.127, M.273, F.287, S.288, W.290, M.292, E.295, W.381, F.407, Y.409 Ligands: 5NI.8 17 PLIP interactions: 17 interactions with chain B, Hydrophobic interactions: B:W.112, B:W.112, B:W.112, B:A.115, B:L.127, B:F.287, B:F.287, B:F.287, B:W.290, B:W.290, B:W.381, B:F.407, B:F.407 Hydrogen bonds: B:R.117, B:Y.409 pi-Stacking: B:W.112 Metal complexes: B:C.118

2 x 5NI: 5-NITROINDAZOLE(Non-covalent)

5NI.3: 8 residues within 4Å: Chain A: P.268, V.270, F.287, W.290, Y.291, M.292, E.295 Ligands: HEM.2 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:P.268 Hydrogen bonds: A:W.290, A:M.292 pi-Stacking: A:Y.291 5NI.8: 8 residues within 4Å: Chain B: P.268, V.270, F.287, W.290, Y.291, M.292, E.295 Ligands: HEM.9 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:P.268 Hydrogen bonds: B:W.290, B:M.292 pi-Stacking: B:Y.291

2 x IPA: ISOPROPYL ALCOHOL(Non-functional Binders)

IPA.4: 5 residues within 4Å: Chain A: W.213, T.214, P.215, G.216, L.238 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:W.213 IPA.10: 6 residues within 4Å: Chain B: I.122, Q.123, W.290, V.352, A.357, S.360 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:I.122 Hydrogen bonds: B:W.290

3 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.5: 10 residues within 4Å: Chain A: W.8, W.379, F.394, H.395, Q.396, E.397 Chain B: S.36, V.38, A.380, W.381 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:V.38, A:F.394, A:F.394 Hydrogen bonds: B:S.36, A:H.395 MPD.6: 6 residues within 4Å: Chain A: G.120, Q.123, W.290, V.352, A.357, S.360 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:Q.123, A:W.290, A:A.357 MPD.7: 8 residues within 4Å: Chain A: V.38, A.380, W.381 Chain B: W.8, W.379, F.394, H.395, Q.396 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:V.38, A:A.380 Water bridges: A:R.299

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

endothelial Nitric-oxide synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

endothelial Nitric-oxide synthase

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