PDBe 1m9m

X-ray diffraction
1.96Å resolution

human endothelial nitric oxide synthase with 6-nitroindazole bound

Released:

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:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Nitric oxide synthase, endothelial Chains: A, B
Molecule details ›
Chains: A, B
Length: 415 amino acids
Theoretical weight: 46.92 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P29474 (Residues: 67-481; Coverage: 35%)
Gene name: NOS3
Sequence domains: Nitric oxide synthase, oxygenase domain
Structure domains:

Ligands and Environments


Cofactor: Ligand HEM 2 x HEM

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P212121
Unit cell:
a: 69.757Å b: 90.782Å c: 155.551Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.193 0.193 0.223
Expression system: Escherichia coli