PDBe 1kp2

X-ray diffraction
2Å resolution

Crystal Structure of E. coli Argininosuccinate Synthetase in Complex with ATP

Source organism: Escherichia coli
Primary publication:
Substrate induced conformational changes in argininosuccinate synthetase.
J. Biol. Chem. 277 13074-81 (2002)
PMID: 11809762

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Argininosuccinate synthase Chain: A
Molecule details ›
Chain: A
Length: 455 amino acids
Theoretical weight: 50.97 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
  • Canonical: P0A6E4 (Residues: 2-447; Coverage: 100%)
Gene names: JW3140, argG, b3172
Sequence domains: Arginosuccinate synthase
Structure domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: I222
Unit cell:
a: 78.059Å b: 104.05Å c: 128.573Å
α: 90° β: 90° γ: 90°
R R work R free
0.177 0.177 0.216
Expression system: Escherichia coli