X-ray diffraction
1.85Å resolution

Chitinase b from Serratia marcescens mutant D142N


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Chitinase B Chains: A, B
Molecule details ›
Chains: A, B
Length: 499 amino acids
Theoretical weight: 55.52 KDa
Source organism: Serratia marcescens
Expression system: Escherichia coli DH5[alpha]
  • Canonical: P11797 (Residues: 1-499; Coverage: 100%)
Gene name: chiB
Sequence domains: Glycosyl hydrolases family 18
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P212121
Unit cell:
a: 55.948Å b: 103.978Å c: 186.458Å
α: 90° β: 90° γ: 90°
R R work R free
0.159 0.159 0.193
Expression system: Escherichia coli DH5[alpha]