X-ray diffraction
1.8Å resolution

The structure of a putative Beta-galactosidase from Caulobacter crescentus CB15.

Entry authors: Cuff ME, Tesar C, Clancy S, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Reaction catalysed:
Hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D-galactosides
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Glycoside hydrolase Chain: A
Molecule details ›
Chain: A
Length: 552 amino acids
Theoretical weight: 61.11 KDa
Source organism: Caulobacter vibrioides NA1000
Expression system: Escherichia coli BL21(DE3)
  • Canonical: A0A0H3C5N2 (Residues: 1-549; Coverage: 100%)
Gene name: CCNA_00830
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: I4
Unit cell:
a: 148.306Å b: 148.306Å c: 53.792Å
α: 90° β: 90° γ: 90°
R R work R free
0.185 0.184 0.215
Expression system: Escherichia coli BL21(DE3)