X-ray diffraction
1.85Å resolution

Crystal Structure of the Two Tandem V-type Regions of VCBP3 (v-region-containing chitin binding protein) to 1.85 A


Function and Biology Details

Reaction catalysed:
Random endo-hydrolysis of N-acetyl-beta-D-glucosaminide (1->4)-beta-linkages in chitin and chitodextrins
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Chitinase Chain: J
Molecule details ›
Chain: J
Length: 250 amino acids
Theoretical weight: 27.29 KDa
Source organism: Branchiostoma floridae
Expression system: Escherichia coli
  • Canonical: Q8I9N0 (Residues: 18-267; Coverage: 79%)
Gene name: VCBP3
Structure domains: Immunoglobulins

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X6A
Spacegroup: P61
Unit cell:
a: 109.597Å b: 109.597Å c: 48.845Å
α: 90° β: 90° γ: 120°
R R work R free
0.239 0.228 0.269
Expression system: Escherichia coli