CATH Classification

Domain Context

CATH Clusters

Superfamily Immunoglobulins
Functional Family Beta-galactosidase

Enzyme Information

3.2.1.23
Beta-galactosidase.
based on mapping to UniProt P00722
Hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D- galactosides.
-!- Some enzymes in this group hydrolyze alpha-L-arabinosides; some animal enzymes also hydrolyze beta-D-fucosides and beta-D-glucosides (cf. EC 3.2.1.108).

UniProtKB Entries (1)

P00722
BGAL_ECOLI
Escherichia coli K-12
Beta-galactosidase

PDB Structure

PDB 3I3B
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Role of Met-542 as a guide for the conformational changes of Phe-601 that occur during the reaction of β-galactosidase (Escherichia coli).
Dugdale, M.L., Dymianiw, D.L., Minhas, B.K., D'Angelo, I., Huber, R.E.
Biochem.Cell Biol.