4nle

X-ray diffraction
2.16Å resolution

Function and Biology Details

Reaction catalysed:
(S)-2-(5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido)succinate = fumarate + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-106454 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Adenylosuccinate lyase Chains: A, B
Molecule details ›
Chains: A, B
Length: 488 amino acids
Theoretical weight: 53.27 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
Expression system: Escherichia coli
UniProt:
  • Canonical: A0R4I6 (Residues: 1-474; Coverage: 100%)
Gene names: MSMEG_5847, purB
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: P21212
Unit cell:
a: 74.6Å b: 176.83Å c: 73.3Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.206 0.205 0.238
Expression system: Escherichia coli