SMTL ID : 3nlj.1

Structure of neuronal nitric oxide synthase D597N/M336V/Y706A triple mutant heme domain complexed with 6-{{(3'R,4'R)-3'-[2"-(3'''-fluorophenethylamino)ethoxy] pyrrolidin-4'-yl}methyl}-4-methylpyridin-2-amine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 18 residues within 4Å: Chain A: W.113, A.116, R.118, C.119, V.120, G.121, M.274, F.288, S.289, G.290, W.291, M.293, E.296, W.382, F.408 Ligands: H4B.2, JRR.3, ACT.4 14 PLIP interactions: 14 interactions with chain A, Hydrophobic interactions: A:W.113, A:W.113, A:A.116, A:F.288, A:F.288, A:F.288, A:W.291, A:W.382, A:F.408, A:F.408, A:F.408 Hydrogen bonds: A:R.118 pi-Stacking: A:W.113 Metal complexes: A:C.119 HEM.5: 18 residues within 4Å: Chain B: W.113, A.116, R.118, C.119, V.120, G.121, Q.124, S.161, M.274, F.288, S.289, G.290, W.291, E.296, W.382, F.408 Ligands: H4B.6, JRR.7 17 PLIP interactions: 17 interactions with chain B, Hydrophobic interactions: B:W.113, B:W.113, B:A.116, B:R.118, B:V.120, B:Q.124, B:F.288, B:F.288, B:F.288, B:W.291, B:W.291, B:E.296, B:F.408, B:F.408 Hydrogen bonds: B:R.118 pi-Stacking: B:W.113 Metal complexes: B:C.119

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

H4B.2: 12 residues within 4Å: Chain A: S.38, V.40, R.300, V.381, W.382 Chain B: W.380, F.395, H.396, Q.397, E.398 Ligands: HEM.1, JRR.3 8 PLIP interactions: 7 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.300, A:V.381, A:W.382 Water bridges: A:R.300, A:R.300 pi-Stacking: A:W.382, A:W.382 Hydrophobic interactions: B:E.398 H4B.6: 12 residues within 4Å: Chain A: W.380, F.395, H.396, Q.397, E.398 Chain B: S.38, V.40, R.300, V.381, W.382 Ligands: HEM.5, JRR.7 8 PLIP interactions: 7 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:R.300, B:V.381, B:W.382 Water bridges: B:R.300, B:R.300 pi-Stacking: B:W.382, B:W.382 Hydrophobic interactions: A:E.398

2 x JRR: 6-{[(3R,4R)-4-(2-{[2-(3-fluorophenyl)ethyl]amino}ethoxy)pyrrolidin-3-yl]methyl}-4-methylpyridin-2-amine(Non-covalent)

JRR.3: 13 residues within 4Å: Chain A: V.40, Q.182, P.269, V.271, F.288, S.289, G.290, W.291, E.296, W.382 Chain B: W.10 Ligands: HEM.1, H4B.2 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.40, A:P.269, B:W.10 Water bridges: A:Q.182, A:R.300 JRR.7: 15 residues within 4Å: Chain A: W.10 Chain B: V.40, R.118, Q.182, P.269, V.271, F.288, S.289, G.290, W.291, E.296, W.382, A.410 Ligands: HEM.5, H4B.6 9 PLIP interactions: 8 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:V.40, B:P.269, B:V.271, A:W.10 Hydrogen bonds: B:R.118, B:E.296, B:E.296 Water bridges: B:Q.182, B:N.273

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

ACT.4: 5 residues within 4Å: Chain A: G.121, Q.124, W.291, S.361 Ligands: HEM.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Q.124, A:W.291 Hydrogen bonds: A:W.291, A:S.361 ACT.8: 3 residues within 4Å: Chain B: I.123, W.291, S.361 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:I.123 Hydrogen bonds: B:S.361, B:S.361 Water bridges: B:Q.124, B:Q.124

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ji, H. et al., Exploration of the Active Site of Neuronal Nitric Oxide Synthase by the Design and Synthesis of Pyrrolidinomethyl 2-Aminopyridine Derivatives. J.Med.Chem. (2010)

Release Date

2010-11-03

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