SMTL ID : 4cwv.1

Structure of bovine endothelial nitric oxide synthase heme domain in complex with 4-METHYL-6-(((3R,4R)-4-((5-(PYRIDIN-2-YL)PENTYL)OXY) PYRROLIDIN-3-YL)METHYL)PYRIDIN-2-AMINE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.34 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 20 residues within 4Å: Chain A: W.141, A.144, R.146, C.147, V.148, G.149, S.189, M.302, F.316, S.317, G.318, W.319, M.321, E.324, V.381, W.410, F.436, Y.438 Ligands: H4B.2, HW8.3 24 PLIP interactions: 24 interactions with chain A, Hydrophobic interactions: A:W.141, A:W.141, A:W.141, A:A.144, A:R.146, A:F.316, A:F.316, A:F.316, A:F.316, A:W.319, A:W.319, A:E.324, A:V.381, A:W.410, A:W.410, A:F.436, A:F.436, A:F.436 Hydrogen bonds: A:E.324, A:E.324, A:Y.438 Water bridges: A:R.328 pi-Stacking: A:W.141 Metal complexes: A:C.147 HEM.6: 20 residues within 4Å: Chain B: W.141, A.144, R.146, C.147, V.148, G.149, Q.152, S.189, M.302, F.316, S.317, G.318, W.319, M.321, E.324, W.410, F.436, Y.438 Ligands: H4B.7, HW8.8 20 PLIP interactions: 20 interactions with chain B, Hydrophobic interactions: B:W.141, B:W.141, B:W.141, B:A.144, B:R.146, B:Q.152, B:F.316, B:F.316, B:F.316, B:F.316, B:W.319, B:W.319, B:E.324, B:W.410, B:F.436, B:F.436, B:F.436 Water bridges: B:E.324 pi-Stacking: B:W.141 Metal complexes: B:C.147

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

H4B.2: 12 residues within 4Å: Chain A: S.65, V.67, R.328, A.409, W.410 Chain B: W.408, F.423, H.424, Q.425, E.426 Ligands: HEM.1, HW8.3 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.328, A:A.409, A:W.410 Water bridges: A:S.65, A:R.328, A:R.328, A:R.328, A:W.410 pi-Stacking: A:W.410, A:W.410 pi-Cation interactions: A:W.410 Hydrophobic interactions: B:E.426 H4B.7: 12 residues within 4Å: Chain A: W.408, F.423, H.424, Q.425, E.426 Chain B: S.65, V.67, R.328, A.409, W.410 Ligands: HEM.6, HW8.8 9 PLIP interactions: 8 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:R.328, B:R.328, B:A.409, B:W.410 pi-Stacking: B:W.410, B:W.410 pi-Cation interactions: B:W.410, B:W.410 Hydrophobic interactions: A:E.426

2 x HW8: 4-methyl-6-{[(3R,4R)-4-{[5-(pyridin-2-yl)pentyl]oxy}pyrrolidin-3-yl]methyl}pyridin-2-amine(Non-covalent)

HW8.3: 13 residues within 4Å: Chain A: V.67, L.68, Q.210, P.297, V.299, N.301, M.302, W.319, E.324, W.410, Y.438 Ligands: HEM.1, H4B.2 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.67, A:L.68, A:W.410 Hydrogen bonds: A:N.301, A:N.301, A:Y.438 Water bridges: A:R.328 pi-Stacking: A:Y.438 HW8.8: 12 residues within 4Å: Chain B: V.67, L.68, P.297, V.299, N.301, M.302, W.319, E.324, W.410, Y.438 Ligands: HEM.6, H4B.7 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:V.67, B:W.410 Hydrogen bonds: B:N.301, B:N.301 pi-Stacking: B:Y.438

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

ACT.4: 4 residues within 4Å: Chain A: G.149, W.319, V.381, S.389 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:W.319, A:S.389 ACT.9: 5 residues within 4Å: Chain B: G.149, I.151, W.319, V.381, S.389 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:I.151 Hydrogen bonds: B:S.389, B:S.389

1 x ZN: ZINC ION(Non-covalent)

ZN.5: 5 residues within 4Å: Chain A: C.57, C.62 Chain B: C.57, C.62, L.63 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:C.57, B:C.62, A:C.57, A:C.62

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, H. et al., Mobility of a Conserved Tyrosine Residue Controls Isoform-Dependent Enzyme-Inhibitor Interactions in Nitric Oxide Synthases. Biochemistry (2014)

Release Date

2014-08-13

Peptides

NITRIC OXIDE SYNTHASE, ENDOTHELIAL: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NITRIC OXIDE SYNTHASE, ENDOTHELIAL

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