PDBe 1tvn

X-ray diffraction
1.41Å resolution

Cellulase cel5G from Pseudoalteromonas haloplanktis, A family GH 5-2 enzyme


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Cellulase Chains: A, B
Molecule details ›
Chains: A, B
Length: 293 amino acids
Theoretical weight: 31.91 KDa
Source organism: Pseudoalteromonas haloplanktis
Expression system: Escherichia coli
  • Canonical: O86099 (Residues: 33-325; Coverage: 63%)
Gene name: celG
Sequence domains: Cellulase (glycosyl hydrolase family 5)
Structure domains: Glycosidases

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: P212121
Unit cell:
a: 135.4Å b: 78.9Å c: 44.1Å
α: 90° β: 90° γ: 90°
R R work R free
0.15 0.15 0.177
Expression system: Escherichia coli