SMTL ID : 1dmi.1

BOVINE ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN COMPLEXED WITH 6S-H4B

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

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

ACT.1: 4 residues within 4Å: Chain A: Q.211, R.214, N.330, R.336 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Q.211, A:N.330 Salt bridges: A:R.214, A:R.336 ACT.2: 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.9: 4 residues within 4Å: Chain B: Q.211, R.214, N.330, R.336 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Q.211, B:N.330 Salt bridges: B:R.214, B:R.336 ACT.10: 7 residues within 4Å: Chain B: G.150, I.152, Q.153, W.320, V.382, S.390 Ligands: HEM.12 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:Q.153, B:W.320 Hydrogen bonds: B:W.320, B:S.390

2 x CAC: CACODYLATE ION(Non-covalent)

CAC.3: 1 residues within 4Å: Chain A: C.346 No protein-ligand interaction detected (PLIP) CAC.11: 2 residues within 4Å: Chain B: W.286, C.346 No protein-ligand interaction detected (PLIP)

1 x ZN: ZINC ION(Non-covalent)

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

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

HEM.5: 18 residues within 4Å: Chain A: W.142, A.145, R.147, C.148, V.149, G.150, S.190, F.317, S.318, G.319, W.320, M.322, E.325, W.411, F.437, Y.439 Ligands: BHS.6, ITU.7 19 PLIP interactions: 19 interactions with chain A, Hydrophobic interactions: A:W.142, A:W.142, A:A.145, A:R.147, 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:R.147, A:Y.439 Water bridges: A:E.325, A:R.329 pi-Stacking: A:W.142 Metal complexes: A:C.148 HEM.12: 20 residues within 4Å: Chain B: W.142, A.145, R.147, C.148, V.149, G.150, S.190, M.303, F.317, S.318, G.319, W.320, M.322, E.325, W.411, F.437, Y.439 Ligands: ACT.10, BHS.13, ITU.14 17 PLIP interactions: 17 interactions with chain B, Hydrophobic interactions: B:W.142, B:W.142, B:A.145, B:R.147, B:V.149, B:F.317, B:F.317, B:F.317, B:F.317, B:W.320, 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 BHS: 6S-5,6,7,8-TETRAHYDROBIOPTERIN(Non-covalent)

BHS.6: 11 residues within 4Å: Chain A: S.66, V.68, R.329, A.410, W.411 Chain B: W.409, F.424, Q.426, E.427 Ligands: HEM.5, GOL.8 8 PLIP interactions: 1 interactions with chain B, 7 interactions with chain A Hydrophobic interactions: B:E.427 Hydrogen bonds: A:R.329, A:R.329, A:W.411 Water bridges: A:S.66, A:W.411 pi-Stacking: A:W.411, A:W.411 BHS.13: 12 residues within 4Å: Chain A: W.409, F.424, H.425, Q.426, E.427 Chain B: S.66, V.68, R.329, A.410, W.411 Ligands: HEM.12, GOL.15 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.329, B:R.329, B:W.411 Water bridges: B:S.66, B:W.411, A:H.425 pi-Stacking: B:W.411, B:W.411 Hydrophobic interactions: A:E.427

2 x ITU: ETHYLISOTHIOUREA(Non-covalent)

ITU.7: 8 residues within 4Å: Chain A: P.298, V.300, F.317, G.319, W.320, Y.321, E.325 Ligands: HEM.5 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:V.300, A:F.317 Hydrogen bonds: A:W.320, A:E.325 ITU.14: 7 residues within 4Å: Chain B: P.298, V.300, F.317, W.320, Y.321, E.325 Ligands: HEM.12 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:V.300, B:F.317 Hydrogen bonds: B:W.320, B:E.325

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 4 residues within 4Å: Chain A: R.329, H.335 Chain B: W.38 Ligands: BHS.6 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.329 Water bridges: A:R.336 GOL.15: 6 residues within 4Å: Chain A: W.38 Chain B: V.68, R.329, H.335, W.411 Ligands: BHS.13 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:R.329, B:R.329, B:H.335 Water bridges: B:D.333

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Raman, C.S. et al., Crystal Structures of Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with the Pterin Analogues. To be Published

Release Date

2000-12-20

Peptides

NITRIC OXIDE SYNTHASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NITRIC OXIDE SYNTHASE

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