› 5vut

X-ray diffraction
2Å resolution

Structure of rat neuronal nitric oxide synthase heme domain in complex with 4-(2-(((2-Amino-4-methylquinolin-7-yl)methyl)amino)ethyl)benzonitrile

Released:
DOI: 10.2210/pdb5vut/pdb
PDB entry 5vut coloured by chain, front view.
PDB entry 5vut coloured by chain, side view.
PDB entry 5vut coloured by chain, top view.
Source organism: Rattus norvegicus
Primary publication:
Hydrophilic, Potent, and Selective 7-Substituted 2-Aminoquinolines as Improved Human Neuronal Nitric Oxide Synthase Inhibitors.
Pensa AV, Cinelli MA, Li H, Chreifi G, Mukherjee P, Roman LJ, Martásek P, Poulos TL, Silverman RB
J Med Chem 60 7146-7165 (2017)
PMID: 28776992

Function and Biology Details

Reaction catalysed: 
(1a) 2 L-arginine + 2 NADPH + 2 O(2) = 2 N(omega)-hydroxy-L-arginine + 2 NADP(+) + 2 H(2)O
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-151520 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Nitric oxide synthase 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 422 amino acids
Theoretical weight: 48.81 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P29476 (Residues: 297-718; Coverage: 30%)
Gene names: Bnos, Nos1
Sequence domains: Nitric oxide synthase, oxygenase domain
Structure domains:

Ligands and Environments


Cofactor: Ligand HEM 2 x HEM
4 bound ligands:
Ligand H4B 2 x H4B
Ligand 9OG 2 x 9OG
Ligand ACT 2 x ACT
Ligand ZN 1 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL14-1
Spacegroup: P212121
Unit cell:
a: 52.171Å b: 111.037Å c: 165.02Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.201 0.2 0.238
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

5 citation in other articles

Inhibition of interferon-gamma-stimulated melanoma progression by targeting neuronal nitric oxide synthase (nNOS).
Tong et al. (2022)
4 more

1 mention without citation

Hydrophilic, Potent, and Selective 7-Substituted 2-Aminoquinolines as Improved Human Neuronal Nitric Oxide Synthase Inhibitors.
Pensa et al. (2017)