1qbb

X-ray diffraction
2Å resolution

BACTERIAL CHITOBIASE COMPLEXED WITH CHITOBIOSE (DINAG)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Chitobiase Chain: A
Molecule details ›
Chain: A
Length: 858 amino acids
Theoretical weight: 95.92 KDa
Source organism: Serratia marcescens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q54468 (Residues: 28-885; Coverage: 100%)
Gene name: chb
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X31
Spacegroup: P21212
Unit cell:
a: 110.7Å b: 99.9Å c: 87.7Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.148 0.151 0.212
Expression system: Escherichia coli