4u5k

X-ray diffraction
2.65Å resolution

Complex structure of mutant CtCel5E (E314A) with cellobiose

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)
Assembly name:
PDBe Complex ID:
PDB-CPX-147658 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Endoglucanase H Chains: A, B
Molecule details ›
Chains: A, B
Length: 403 amino acids
Theoretical weight: 46.19 KDa
Source organism: Acetivibrio thermocellus ATCC 27405
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P16218 (Residues: 290-654; Coverage: 43%)
Gene names: Cthe_1472, celH
Sequence domains: Cellulase (glycosyl hydrolase family 5)
Structure domains: Glycosidases

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: NSRRC BEAMLINE BL13C1
Spacegroup: P43212
Unit cell:
a: 74.937Å b: 74.937Å c: 254.893Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.183 0.183 0.255
Expression system: Escherichia coli BL21(DE3)