PDBe 4gsv

X-ray diffraction
1.48Å resolution

Crystal Structure of the Ni2+2-Human Arginase I-ABH complex

Source organism: Homo sapiens
Primary publication:
Structure and function of non-native metal clusters in human arginase I.
Biochemistry 51 8399-409 (2012)
PMID: 23061982

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: 90.711Å b: 90.711Å c: 69.658Å
α: 90° β: 90° γ: 120°
R R work R free
0.153 0.153 0.192
Expression system: Escherichia coli