X-ray diffraction
2.7Å resolution

IMPase (AF2372) with 25 mM Asp

Entry authors: Goldstein RI, Roberts M

Function and Biology Details

Reactions catalysed:
D-fructose 1,6-bisphosphate + H(2)O = D-fructose 6-phosphate + phosphate
Myo-inositol phosphate + H(2)O = myo-inositol + phosphate
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Fructose-1,6-bisphosphatase/inositol-1-monophosphatase Chains: A, B
Molecule details ›
Chains: A, B
Length: 252 amino acids
Theoretical weight: 28 KDa
Source organism: Archaeoglobus fulgidus DSM 4304
Expression system: Escherichia coli
  • Canonical: O30298 (Residues: 1-252; Coverage: 100%)
Gene names: AF_2372, suhB
Sequence domains: Inositol monophosphatase family

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P32
Unit cell:
a: 89.645Å b: 89.645Å c: 101.915Å
α: 90° β: 90° γ: 120°
R R work R free
0.174 0.172 0.213
Expression system: Escherichia coli