3amp

X-ray diffraction
1.78Å resolution

E134C-Cellotetraose complex of cellulase 12A from thermotoga maritima

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-178747 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Endo-1,4-beta-glucanase Chains: A, B
Molecule details ›
Chains: A, B
Length: 265 amino acids
Theoretical weight: 30.75 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli
UniProt:
  • Canonical: Q60032 (Residues: 1-257; Coverage: 100%)
Gene name: celA
Sequence domains: Glycosyl hydrolase family 12
Structure domains: Jelly Rolls

Ligands and Environments

Carbohydrate polymer : NEW Components: GLC, BGC
Carbohydrate polymer : NEW Components: BGC
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSRRC BEAMLINE BL13B1
Spacegroup: P212121
Unit cell:
a: 42.076Å b: 73.906Å c: 179.664Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.172 0.169 0.202
Expression system: Escherichia coli