SMTL ID : 1ed6.1

BOVINE ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN COMPLEXED WITH L-NIO (H4B FREE)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

homo-dimer

Ligands

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

ACT.1: 4 residues within 4Å: Chain A: G.150, W.320, V.382, S.390 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.390, A:S.390 ACT.7: 5 residues within 4Å: Chain B: G.150, W.320, V.382, S.390 Ligands: HEM.8 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:W.320, B:S.390

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: C.58, C.63 Chain B: C.58, C.63 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Metal complexes: A:C.58, A:C.63, B:C.58, B:C.63

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

HEM.3: 19 residues within 4Å: Chain A: W.142, A.145, R.147, C.148, V.149, L.157, S.190, M.303, F.317, S.318, G.319, W.320, M.322, E.325, W.411, F.437, Y.439 Ligands: ILO.4, GOL.6 19 PLIP interactions: 19 interactions with chain A, Hydrophobic interactions: A:W.142, A:W.142, A:W.142, A:A.145, A:R.147, A:V.149, A:L.157, A:F.317, A:F.317, A:F.317, A:F.317, A:W.320, A:E.325, A:F.437, A:F.437, A:F.437 Hydrogen bonds: A:Y.439 pi-Stacking: A:W.142 Metal complexes: A:C.148 HEM.8: 18 residues within 4Å: Chain B: W.142, A.145, R.147, C.148, V.149, S.190, M.303, F.317, S.318, W.320, M.322, E.325, W.411, F.437, Y.439 Ligands: ACT.7, ILO.9, GOL.11 15 PLIP interactions: 15 interactions with chain B, Hydrophobic interactions: B:W.142, B:W.142, B:W.142, B:A.145, B:F.317, B:F.317, B:F.317, B:F.317, B:W.320, B:E.325, B:F.437, B:F.437, B:F.437 pi-Stacking: B:W.142 Metal complexes: B:C.148

2 x ILO: N5-IMINOETHYL-L-ORNITHINE(Non-covalent)

ILO.4: 9 residues within 4Å: Chain A: Q.211, Y.295, P.298, V.300, W.320, Y.321, E.325, N.330 Ligands: HEM.3 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:P.298 Hydrogen bonds: A:Q.211, A:Q.211, A:Y.295, A:E.325, A:E.325, A:E.325, A:E.325, A:N.330 Water bridges: A:R.336 ILO.9: 10 residues within 4Å: Chain B: Q.211, R.214, Y.295, P.298, V.300, W.320, Y.321, E.325, N.330 Ligands: HEM.8 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:P.298 Hydrogen bonds: B:Q.211, B:Q.211, B:R.214, B:Y.321, B:E.325, B:E.325, B:E.325, B:N.330 Water bridges: B:R.336

2 x CAD: CACODYLIC ACID(Non-covalent)

CAD.5: 2 residues within 4Å: Chain A: W.286, C.346 No protein-ligand interaction detected (PLIP) CAD.10: 2 residues within 4Å: Chain B: W.286, C.346 No protein-ligand interaction detected (PLIP)

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.6: 6 residues within 4Å: Chain A: R.329, A.410, W.411 Chain B: W.409, F.424 Ligands: HEM.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.329, A:R.329 GOL.11: 7 residues within 4Å: Chain A: W.409, F.424 Chain B: V.68, R.329, A.410, W.411 Ligands: HEM.8 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.329

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, H. et al., Crystallographic studies on endothelial nitric oxide synthase complexed with nitric oxide and mechanism-based inhibitors. Biochemistry (2001)

Release Date

2001-01-31

Peptides

NITRIC OXIDE SYNTHASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NITRIC OXIDE SYNTHASE

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