SMTL ID : 4ug5.1

Structure of Bacillus subtilis Nitric Oxide Synthase in complex with 6-(2-(5-(2-(2-amino-6-methylpyridin-4-yl)ethyl)pyridin-3-yl)ethyl)-4- methylpyridin-2-amine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.35 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 16 residues within 4Å: Chain A: W.60, S.63, R.65, C.66, I.67, M.221, F.235, N.236, G.237, W.238, M.240, E.243, W.329, Y.355 Ligands: H4B.2, XFK.4 15 PLIP interactions: 15 interactions with chain A, Hydrophobic interactions: A:W.60, A:W.60, A:W.60, A:I.67, A:F.235, A:F.235, A:F.235, A:W.238, A:W.238, A:E.243, A:Y.355, A:Y.355 Salt bridges: A:R.65 pi-Stacking: A:W.60 Metal complexes: A:C.66 HEM.5: 16 residues within 4Å: Chain B: W.60, S.63, R.65, C.66, I.67, M.221, F.235, N.236, G.237, W.238, M.240, E.243, W.329, Y.355 Ligands: H4B.6, XFK.8 15 PLIP interactions: 15 interactions with chain B, Hydrophobic interactions: B:W.60, B:W.60, B:W.60, B:I.67, B:F.235, B:F.235, B:F.235, B:W.238, B:W.238, B:E.243, B:Y.355, B:Y.355 Salt bridges: B:R.65 pi-Stacking: B:W.60 Metal complexes: B:C.66

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

H4B.2: 8 residues within 4Å: Chain A: R.247, T.328, W.329 Chain B: W.327, F.342, R.344, S.345 Ligands: HEM.1 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:R.247, A:T.328, A:T.328, A:T.328 Water bridges: A:W.329, A:I.331 pi-Stacking: A:W.329, A:W.329 pi-Cation interactions: A:W.329, A:W.329 H4B.6: 8 residues within 4Å: Chain A: W.327, F.342, R.344, S.345 Chain B: R.247, T.328, W.329 Ligands: HEM.5 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:R.247, B:T.328, B:T.328, B:T.328 Water bridges: B:W.329, B:I.331 pi-Stacking: B:W.329, B:W.329 pi-Cation interactions: B:W.329, B:W.329

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

CL.3: 5 residues within 4Å: Chain A: Q.129, Y.213, Y.239, N.248 Ligands: XFK.4 Ligand excluded by PLIP CL.7: 5 residues within 4Å: Chain B: Q.129, Y.213, Y.239, N.248 Ligands: XFK.8 Ligand excluded by PLIP

2 x XFK: 6-(2-{5-[2-(2-amino-6-methylpyridin-4-yl)ethyl]pyridin-3-yl}ethyl)-4-methylpyridin-2-amine(Non-covalent)

XFK.4: 11 residues within 4Å: Chain A: R.65, Q.129, I.218, F.235, G.237, W.238, E.243, W.329, Y.357 Ligands: HEM.1, CL.3 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:I.218, A:I.218, A:F.235, A:Y.357 Hydrogen bonds: A:E.243 Water bridges: A:R.132 pi-Stacking: A:Y.357 XFK.8: 11 residues within 4Å: Chain B: R.65, Q.129, I.218, F.235, G.237, W.238, E.243, W.329, Y.357 Ligands: HEM.5, CL.7 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:I.218, B:I.218, B:F.235, B:Y.357 Hydrogen bonds: B:E.243 Water bridges: B:R.132 pi-Stacking: B:Y.357

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Holden, J.K. et al., Inhibitor Bound Crystal Structures of Bacterial Nitric Oxide Synthase. Biochemistry (2015)

Release Date

2015-06-24

Peptides

NITRIC OXIDE SYNTHASE OXYGENASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

NITRIC OXIDE SYNTHASE OXYGENASE

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