SMTL ID : 6nh4.2 (1 other biounit)

Structure of human endothelial nitric oxide synthase heme domain in complex with 6-(3-fluoro-5-(2-((2R,4S)-4-fluoropyrrolidin-2-yl)ethyl)phenethyl)-4-methylpyridin-2-amine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.27 Å

Oligo State

homo-dimer

Ligands

3 x GD: GADOLINIUM ATOM(Non-covalent)(Non-functional Binders)

GD.1: 1 residues within 4Å: Chain A: Q.217 No protein-ligand interaction detected (PLIP) GD.12: 2 residues within 4Å: Ligands: CL.10, CL.11 No protein-ligand interaction detected (PLIP) GD.19: 3 residues within 4Å: Chain B: T.279, E.281 Ligands: BTB.17 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:T.279, B:E.281, H2O.10

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

HEM.2: 19 residues within 4Å: Chain A: W.138, A.141, R.143, C.144, V.145, G.146, S.186, M.299, F.313, S.314, G.315, W.316, M.318, E.321, R.325, F.433, Y.435 Ligands: H4B.3, KLA.4 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:W.138, A:W.138, A:W.138, A:A.141, A:V.145, A:F.313, A:F.313, A:F.313, A:F.313, A:W.316, A:F.433, A:F.433, A:F.433 Water bridges: A:R.325 Salt bridges: A:R.325 pi-Stacking: A:W.138 Metal complexes: A:C.144 HEM.14: 17 residues within 4Å: Chain B: W.138, A.141, R.143, C.144, V.145, G.146, S.186, F.313, S.314, G.315, W.316, M.318, E.321, R.325, F.433, Y.435 Ligands: KLA.15 21 PLIP interactions: 21 interactions with chain B, Hydrophobic interactions: B:W.138, B:W.138, B:W.138, B:A.141, B:R.143, B:V.145, B:F.313, B:F.313, B:F.313, B:F.313, B:W.316, B:F.433, B:F.433, B:F.433 Hydrogen bonds: B:E.321, B:Y.435 Water bridges: B:R.325, B:R.325 Salt bridges: B:R.325 pi-Stacking: B:W.138 Metal complexes: B:C.144

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

H4B.3: 11 residues within 4Å: Chain A: S.62, V.64, A.406, W.407 Chain B: W.405, F.420, H.421, Q.422, E.423 Ligands: HEM.2, KLA.4 8 PLIP interactions: 7 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:A.406, A:W.407 Water bridges: A:R.325, A:R.325 pi-Stacking: A:W.407, A:W.407 pi-Cation interactions: A:W.407 Hydrophobic interactions: B:E.423

3 x KLA: 6-[2-(3-fluoro-5-{2-[(2R,4S)-4-fluoropyrrolidin-2-yl]ethyl}phenyl)ethyl]-4-methylpyridin-2-amine(Non-covalent)

KLA.4: 16 residues within 4Å: Chain A: V.64, F.65, P.294, V.296, F.313, S.314, G.315, W.316, Y.317, M.318, E.321, R.325, W.407, Y.435 Ligands: HEM.2, H4B.3 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.64, A:P.294, A:V.296, A:F.313, A:W.407 Hydrogen bonds: A:M.318, A:E.321 Water bridges: A:N.298 KLA.15: 15 residues within 4Å: Chain B: V.64, F.65, P.294, V.296, F.313, G.315, W.316, Y.317, M.318, E.321, R.325, W.407, Y.435 Ligands: HEM.14, KLA.16 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:V.64, B:P.294, B:V.296, B:F.313, B:W.407 Hydrogen bonds: B:M.318, B:E.321 KLA.16: 10 residues within 4Å: Chain A: W.34, W.405, F.420, Q.422 Chain B: S.62, V.64, R.325, A.406, W.407 Ligands: KLA.15 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:W.34, A:W.405, B:W.407 Hydrogen bonds: B:A.406

3 x BTB: 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-covalent)

BTB.5: 1 residues within 4Å: Chain A: E.258 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:E.258 BTB.17: 3 residues within 4Å: Chain B: T.279, E.281 Ligands: GD.19 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:E.281 BTB.18: 3 residues within 4Å: Chain B: D.257, E.258, P.259 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:E.258

3 x ZN: ZINC ION(Non-covalent)

ZN.6: 6 residues within 4Å: Chain A: C.54, C.59, G.61 Chain B: C.54, C.59, G.61 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:C.54, B:C.59, A:C.54, A:C.59 ZN.7: 3 residues within 4Å: Chain A: R.325, D.329 Chain B: H.421 5 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:H.421, A:D.329, A:D.329, H2O.4, H2O.6 ZN.13: 3 residues within 4Å: Chain A: H.421 Chain B: R.325, D.329 5 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:D.329, B:D.329, A:H.421, H2O.11, H2O.12

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 1 residues within 4Å: Chain A: E.127 No protein-ligand interaction detected (PLIP)

4 x CL: CHLORIDE ION(Non-functional Binders)

CL.9: 4 residues within 4Å: Chain A: Q.207, Y.317, R.325, N.326 Ligand excluded by PLIP CL.10: 1 residues within 4Å: Ligands: GD.12 Ligand excluded by PLIP CL.11: 2 residues within 4Å: Chain A: D.344 Ligands: GD.12 Ligand excluded by PLIP CL.20: 5 residues within 4Å: Chain B: Q.207, R.210, Y.317, R.325, N.326 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Do, H.T. et al., Optimization of Blood-Brain Barrier Permeability with Potent and Selective Human Neuronal Nitric Oxide Synthase Inhibitors Having a 2-Aminopyridine Scaffold. J. Med. Chem. (2019)

Release Date

2019-03-13

Peptides

Endothelial nitric oxide synthase splice variant eNOS13A: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Endothelial nitric oxide synthase splice variant eNOS13A

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