PDBe 1pbg

X-ray diffraction
2.3Å resolution

THE THREE-DIMENSIONAL STRUCTURE OF 6-PHOSPHO-BETA GALACTOSIDASE FROM LACTOCOCCUS LACTIS

Released:

Function and Biology Details

Reaction catalysed:
A 6-phospho-beta-D-galactoside + H(2)O = 6-phospho-D-galactose + an alcohol. 
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
6-phospho-beta-galactosidase Chains: A, B
Molecule details ›
Chains: A, B
Length: 468 amino acids
Theoretical weight: 54.14 KDa
Source organism: Lactococcus lactis
Expression system: Escherichia coli
UniProt:
  • Canonical: P11546 (Residues: 1-468; Coverage: 100%)
Gene name: lacG
Sequence domains: Glycosyl hydrolase family 1
Structure domains: Glycosidases

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21
Unit cell:
a: 60.5Å b: 83.2Å c: 105.7Å
α: 90° β: 93.7° γ: 90°
R-values:
R R work R free
0.164 0.164 0.236
Expression system: Escherichia coli