PDBe 1xyb

X-ray diffraction
1.96Å resolution

X-RAY CRYSTALLOGRAPHIC STRUCTURES OF D-XYLOSE ISOMERASE-SUBSTRATE COMPLEXES POSITION THE SUBSTRATE AND PROVIDE EVIDENCE FOR METAL MOVEMENT DURING CATALYSIS

Released:

Function and Biology Details

Reaction catalysed:
D-xylopyranose = D-xylulose. 
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Xylose isomerase Chains: A, B
Molecule details ›
Chains: A, B
Length: 386 amino acids
Theoretical weight: 42.84 KDa
Source organism: Streptomyces olivochromogenes
Expression system: Not provided
UniProt:
  • Canonical: P15587 (Residues: 2-387; Coverage: 100%)
Gene name: xylA
Sequence domains: Xylose isomerase-like TIM barrel
Structure domains: Divalent-metal-dependent TIM barrel enzymes

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21212
Unit cell:
a: 87.7Å b: 99.4Å c: 94.2Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.166 0.166 not available
Expression system: Not provided