CATH Classification

Domain Context

CATH Clusters

Superfamily Beta-galactosidase, domain 2
Functional Family Beta-galactosidase A

Enzyme Information

3.2.1.23
Beta-galactosidase.
based on mapping to UniProt A2QAN3
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)

A2QAN3
BGALA_ASPNC
Aspergillus niger CBS 513.88
Beta-galactosidase A

PDB Structure

PDB 5MGD
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural features of Aspergillus niger beta-galactosidase define its activity against glycoside linkages.
Rico-Diaz, A., Ramirez-Escudero, M., Vizoso-Vazquez, A., Cerdan, M.E., Becerra, M., Sanz-Aparicio, J.
FEBS J.