PDBe 3b9a

X-ray diffraction
1.8Å resolution

Crystal structure of Vibrio harveyi chitinase A complexed with hexasaccharide

Released:

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:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chitinase A Chain: A
Molecule details ›
Chain: A
Length: 584 amino acids
Theoretical weight: 63.84 KDa
Source organism: Vibrio harveyi
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9AMP1 (Residues: 22-597; Coverage: 70%)
Gene name: chiA
Sequence domains: Glycosyl hydrolases family 18
Structure domains:

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU FR-E+ SUPERBRIGHT
Spacegroup: P212121
Unit cell:
a: 63.704Å b: 83.323Å c: 106.565Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.182 0.181 0.21
Expression system: Escherichia coli