1y6x

X-ray diffraction
1.25Å resolution

The 1.25 A resolution structure of phosphoribosyl-ATP pyrophosphohydrolase from Mycobacterium tuberculosis

Released:

Function and Biology Details

Reaction catalysed:
1-(5-phospho-beta-D-ribosyl)-ATP + H(2)O = 1-(5-phospho-beta-D-ribosyl)-AMP + diphosphate
Biochemical function:
Cellular component:

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo trimer
PDBe Complex ID:
PDB-CPX-161809 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphoribosyl-ATP pyrophosphatase Chain: A
Molecule details ›
Chain: A
Length: 93 amino acids
Theoretical weight: 10.33 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Escherichia coli
UniProt:
  • Canonical: P9WMM9 (Residues: 1-93; Coverage: 100%)
Gene names: MTCY261.18, Rv2122c, hisE
Sequence domains: Phosphoribosyl-ATP pyrophosphohydrolase
Structure domains: MazG-like

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 14-BM-D
Spacegroup: I222
Unit cell:
a: 37.925Å b: 62.597Å c: 67.051Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.183 0.207
Expression system: Escherichia coli