SMTL ID : 1rs7.1

Rat neuronal NOS heme domain with D-phenylalanine-D-nitroarginine amide bound

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

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

ACT.1: 6 residues within 4Å: Chain A: G.121, I.123, W.291, V.353, S.361 Ligands: HEM.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:W.291, A:S.361 ACT.7: 6 residues within 4Å: Chain B: G.121, I.123, Q.124, W.291, V.353, S.361 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:I.123, B:Q.124 Hydrogen bonds: B:W.291, B:S.361 Water bridges: B:Q.124

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: C.30, C.35 Chain B: C.30, C.35 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Metal complexes: A:C.30, A:C.35, B:C.30, B:C.35

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

HEM.3: 21 residues within 4Å: Chain A: W.113, A.116, R.118, C.119, V.120, G.121, S.161, M.274, F.288, S.289, G.290, W.291, M.293, E.296, V.353, W.382, F.408, Y.410 Ligands: ACT.1, H4B.4, D7P.5 19 PLIP interactions: 19 interactions with chain A, Hydrophobic interactions: A:W.113, A:W.113, A:A.116, A:R.118, A:F.288, A:F.288, A:F.288, A:F.288, A:W.291, A:E.296, A:V.353, A:F.408, A:F.408, A:F.408 Hydrogen bonds: A:Y.410 Water bridges: A:R.300, A:R.300 pi-Stacking: A:W.113 Metal complexes: A:C.119 HEM.8: 21 residues within 4Å: Chain B: W.113, A.116, R.118, C.119, V.120, G.121, L.128, S.161, M.274, F.288, S.289, G.290, W.291, M.293, E.296, V.353, W.382, F.408, Y.410 Ligands: H4B.9, D7P.10 15 PLIP interactions: 15 interactions with chain B, Hydrophobic interactions: B:W.113, B:W.113, B:A.116, B:L.128, B:F.288, B:F.288, B:F.288, B:W.291, B:E.296, B:V.353, B:F.408, B:F.408 Water bridges: B:R.300 pi-Stacking: B:W.113 Metal complexes: B:C.119

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

H4B.4: 12 residues within 4Å: Chain A: S.38, M.40, R.300, V.381, W.382 Chain B: W.380, F.395, H.396, Q.397, E.398 Ligands: HEM.3, D7P.5 13 PLIP interactions: 2 interactions with chain B, 11 interactions with chain A Hydrophobic interactions: B:E.398 Water bridges: B:H.396, A:S.38, A:R.300, A:R.300, A:R.300, A:W.382 Hydrogen bonds: A:R.300, A:V.381, A:W.382 pi-Stacking: A:W.382, A:W.382 pi-Cation interactions: A:W.382 H4B.9: 11 residues within 4Å: Chain A: W.380, F.395, H.396, Q.397, E.398 Chain B: S.38, M.40, R.300, V.381, W.382 Ligands: HEM.8 10 PLIP interactions: 1 interactions with chain A, 9 interactions with chain B Hydrophobic interactions: A:E.398 Hydrogen bonds: B:R.300, B:V.381, B:W.382 Water bridges: B:R.300, B:R.300, B:R.300 pi-Stacking: B:W.382, B:W.382 pi-Cation interactions: B:W.382

2 x D7P: D-PHENYLALANYL-N~5~-[(2,2-DIHYDROXYHYDRAZINO)(IMINO)METHYL]-D-ORNITHINAMIDE(Non-covalent)

D7P.5: 15 residues within 4Å: Chain A: L.41, S.181, Q.182, R.185, P.269, V.271, F.288, S.289, G.290, W.291, E.296, Y.410 Chain B: W.10 Ligands: HEM.3, H4B.4 8 PLIP interactions: 2 interactions with chain B, 6 interactions with chain A Hydrophobic interactions: B:W.10, B:W.10, A:L.41, A:V.271, A:Y.410 Hydrogen bonds: A:S.181, A:R.185 Salt bridges: A:E.296 D7P.10: 14 residues within 4Å: Chain A: W.10 Chain B: L.41, Q.182, R.185, P.269, V.271, F.288, S.289, G.290, W.291, E.296, Y.410 Ligands: MTL.6, HEM.8 8 PLIP interactions: 6 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:L.41, B:V.271, B:Y.410, A:W.10, A:W.10 Hydrogen bonds: B:S.181, B:R.185 Salt bridges: B:E.296

1 x MTL: D-MANNITOL(Non-covalent)

MTL.6: 11 residues within 4Å: Chain B: S.181, R.185, A.201, N.202, V.203, Q.204, F.205, N.273, D.413, W.415 Ligands: D7P.10 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:S.181, B:R.185, B:N.202, B:Q.204, B:F.205, B:N.273, B:D.413 Water bridges: B:R.185, B:A.201, B:D.413, B:D.413, B:D.413

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Flinspach, M. et al., Structures of the Neuronal and Endothelial Nitric Oxide Synthase Heme Domain with d-Nitroarginine-Containing Dipeptide Inhibitors Bound. Biochemistry (2004)

Release Date

2004-05-18

Peptides

Nitric-oxide synthase, brain: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Nitric-oxide synthase, brain

Related Entries With Identical Sequence