PDBe 1nae

X-ray diffraction
2.05Å resolution

Structure of CsCBM6-3 from Clostridium stercorarium in complex with xylotriose


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 A Chain: A
Molecule details ›
Chain: A
Length: 168 amino acids
Theoretical weight: 17.41 KDa
Source organism: [Clostridium] stercorarium
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q8GJ44 (Residues: 507-651; Coverage: 23%)
Gene name: xynA
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: RIGAKU
Spacegroup: P21
Unit cell:
a: 29.648Å b: 49.746Å c: 36.082Å
α: 90° β: 93.18° γ: 90°
R R work R free
0.137 0.134 0.195
Expression system: Escherichia coli BL21(DE3)