SMTL ID : 1foo.1

BOVINE ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN COMPLEXED WITH L-ARG AND NO(H4B-FREE)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x CAC: CACODYLATE ION(Non-covalent)

CAC.1: 2 residues within 4Å: Chain A: W.286, C.346 No protein-ligand interaction detected (PLIP) CAC.10: 2 residues within 4Å: Chain B: W.286, C.346 No protein-ligand interaction detected (PLIP)

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

ACT.2: 5 residues within 4Å: Chain A: G.150, W.320, V.382, S.390 Ligands: HEM.4 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.390, A:S.390 ACT.11: 5 residues within 4Å: Chain B: V.149, G.150, W.320, S.390 Ligands: HEM.12 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:W.320, B:S.390

1 x ZN: ZINC ION(Non-covalent)

ZN.3: 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.4: 22 residues within 4Å: Chain A: W.142, A.145, R.147, C.148, V.149, G.150, 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: ACT.2, NO.5, ARG.6, GOL.8 25 PLIP interactions: 21 interactions with chain A, 4 Ligand-Ligand interactions Hydrophobic interactions: A:W.142, A:W.142, A:W.142, A:A.145, A:L.157, A:L.157, A:F.317, A:F.317, A:F.317, A:F.317, A:W.320, A:E.325, A:W.411, A:F.437, A:F.437, A:F.437, R.6 Hydrogen bonds: A:Y.439, R.6 Water bridges: A:R.329 Salt bridges: A:R.147 pi-Stacking: A:W.142 Metal complexes: A:C.148, NO.5 pi-Cation interactions: R.6 HEM.12: 21 residues within 4Å: Chain B: 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: ACT.11, NO.13, ARG.14, GOL.15 21 PLIP interactions: 17 interactions with chain B, 4 Ligand-Ligand interactions Hydrophobic interactions: B:W.142, B:W.142, B:W.142, B:A.145, B:V.149, B:F.317, B:F.317, B:F.317, B:F.317, B:W.320, B:W.411, B:F.437, B:F.437, B:F.437 Water bridges: B:R.147 pi-Stacking: B:W.142 Metal complexes: B:C.148, NO.13 Hydrogen bonds: R.14, R.14 pi-Cation interactions: R.14

2 x NO: NITRIC OXIDE(Non-covalent)

NO.5: 3 residues within 4Å: Chain A: F.317 Ligands: HEM.4, ARG.6 3 PLIP interactions: 2 Ligand-Ligand interactions, 1 interactions with chain A Hydrogen bonds: R.6, R.6 Water bridges: A:G.319 NO.13: 3 residues within 4Å: Chain B: F.317 Ligands: HEM.12, ARG.14 2 PLIP interactions: 2 Ligand-Ligand interactions Hydrogen bonds: R.14, R.14

2 x ARG: ARGININE(Non-covalent)

ARG.6: 10 residues within 4Å: Chain A: Q.211, Y.295, P.298, W.320, Y.321, M.322, E.325, N.330 Ligands: HEM.4, NO.5 16 PLIP interactions: 12 interactions with chain A, 4 Ligand-Ligand interactions Hydrophobic interactions: A:Y.321 Hydrogen bonds: A:Q.211, A:R.214, A:Y.295, A:W.320, A:W.320, A:M.322, A:E.325, A:N.330, R.6, R.6 Water bridges: A:G.319, A:R.336, R.6, R.6 Salt bridges: A:E.325 ARG.14: 10 residues within 4Å: Chain B: Q.211, R.214, Y.295, P.298, W.320, Y.321, E.325, N.330 Ligands: HEM.12, NO.13 14 PLIP interactions: 11 interactions with chain B, 3 Ligand-Ligand interactions Hydrophobic interactions: B:Y.321 Hydrogen bonds: B:Q.211, B:W.320, B:W.320, B:Y.321, B:N.330, R.14, R.14 Water bridges: B:R.214, B:N.330, B:R.336, R.14 Salt bridges: B:R.214, B:E.325

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.7: 4 residues within 4Å: Chain A: R.329, H.335 Chain B: W.38 Ligands: GOL.8 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.329, A:R.329 GOL.8: 7 residues within 4Å: Chain A: R.329, A.410, W.411 Chain B: W.409, F.424 Ligands: HEM.4, GOL.7 4 PLIP interactions: 1 interactions with chain B, 3 interactions with chain A Water bridges: B:W.409, A:S.66 Hydrogen bonds: A:R.329, A:R.329 GOL.9: 6 residues within 4Å: Chain A: W.409, F.424, Q.426, E.427 Chain B: S.66 Ligands: GOL.15 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:F.424 Water bridges: B:R.329, B:R.329 GOL.15: 7 residues within 4Å: Chain A: W.409, F.424 Chain B: R.329, A.410, W.411 Ligands: GOL.9, HEM.12 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:R.329, B:A.410, B:W.411 Water bridges: B:R.329, 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

2001-07-20

Peptides

NITRIC-OXIDE SYNTHASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NITRIC-OXIDE SYNTHASE

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