X-ray diffraction
1.98Å resolution

Family 11 Carbohydrate-Binding Module of cellulosomal cellulase Lic26A-Cel5E of Clostridium thermocellum


Function and Biology Details

Reaction catalysed:
Endohydrolysis of (1->4)-beta-D-glucosidic linkages in cellulose, lichenin and cereal beta-D-glucans
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Endoglucanase H Chain: A
Molecule details ›
Chain: A
Length: 178 amino acids
Theoretical weight: 20.07 KDa
Source organism: Hungateiclostridium thermocellum
Expression system: Escherichia coli
  • Canonical: P16218 (Residues: 652-821; Coverage: 20%)
Gene names: Cthe_1472, celH
Structure domains: Galactose-binding lectin

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM30A
Spacegroup: P21212
Unit cell:
a: 75.143Å b: 50.892Å c: 40.868Å
α: 90° β: 90° γ: 90°
R R work R free
0.195 0.193 0.232
Expression system: Escherichia coli