PDBe 3thh

X-ray diffraction
1.85Å resolution

Crystal structure of the Co2+2-HAI-ABH complex

Source organism: Homo sapiens
Primary publication:
Crystal structures of complexes with cobalt-reconstituted human arginase I.
Biochemistry 50 8018-27 (2011)
PMID: 21870783

Function and Biology Details

Reaction catalysed:
L-arginine + H(2)O = L-ornithine + urea
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Arginase-1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 322 amino acids
Theoretical weight: 34.78 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P05089 (Residues: 1-322; Coverage: 100%)
Gene name: ARG1
Sequence domains: Arginase family
Structure domains: Ureohydrolase domain

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P3
Unit cell:
a: 90.428Å b: 90.428Å c: 69.431Å
α: 90° β: 90° γ: 120°
R R work R free
0.239 0.239 0.281
Expression system: Escherichia coli