PDBe 1uxx

X-ray diffraction
1.6Å resolution

Function and Biology Details

Reaction catalysed:
Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans. 
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Endo-1,4-beta-xylanase Chain: X
Molecule details ›
Chain: X
Length: 133 amino acids
Theoretical weight: 14.12 KDa
Source organism: Ruminiclostridium thermocellum
Expression system: Escherichia coli
  • Canonical: O52780 (Residues: 248-380; Coverage: 20%)
Gene name: xynU
Sequence domains: Carbohydrate binding module (family 6)
Structure domains: Galactose-binding domain-like

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P21
Unit cell:
a: 27.48Å b: 51.68Å c: 36.13Å
α: 90° β: 102.78° γ: 90°
R R work R free
0.182 0.18 0.222
Expression system: Escherichia coli