4hhl

X-ray diffraction
1.73Å resolution

High resolution crystal structure of Glucose Isomerase from Streptomyces sp. SK

Released:

Function and Biology Details

Reaction catalysed:
Alpha-D-xylopyranose = alpha-D-xylufuranose
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-195603 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Xylose isomerase Chains: A, B
Molecule details ›
Chains: A, B
Length: 388 amino acids
Theoretical weight: 43 KDa
Source organism: Streptomyces sp. SK
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9ZAI3 (Residues: 1-388; Coverage: 100%)
Gene name: xylA
Sequence domains: Xylose isomerase-like TIM barrel
Structure domains: Divalent-metal-dependent TIM barrel enzymes

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: C2
Unit cell:
a: 110.8Å b: 91.68Å c: 84.61Å
α: 90° β: 119.65° γ: 90°
R-values:
R R work R free
0.134 0.131 0.188
Expression system: Escherichia coli