PDBe 1o64

X-ray diffraction
2.1Å resolution

Function and Biology Details

Reaction catalysed:
1-(5-phospho-beta-D-ribosyl)-ATP + diphosphate = ATP + 5-phospho-alpha-D-ribose 1-diphosphate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
ATP phosphoribosyltransferase Chains: A, B
Molecule details ›
Chains: A, B
Length: 219 amino acids
Theoretical weight: 24.77 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9X0D2 (Residues: 2-208; Coverage: 100%)
Gene names: TM_1042, hisG
Sequence domains: ATP phosphoribosyltransferase
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 32-ID
Spacegroup: P21
Unit cell:
a: 54.183Å b: 50.398Å c: 76.794Å
α: 90° β: 94.6° γ: 90°
R-values:
R R work R free
0.227 0.227 0.269
Expression system: Escherichia coli