6-phospho-beta-galactosidase (IPR005928)

Short name: 6P-beta-galactosidase

Overlapping homologous superfamilies

Family relationships


6-phospho-beta-galactosidase (EC: is part of the tagatose-6-phosphate pathway of galactose-6-phosphate degradation. A 6-phospho-beta-D-galactoside + H2O = an alcohol + 6-phospho-D-galactose The genes coding for the enzymes of the tagatose 6-phosphate pathway have been found to be part of the lac operon together with the genes coding for the lactose-phosphotransferase system and the phospho-beta-galactosidase in Lactococcus lactis, Staphylococcus aureus, and Streptococcus mutans.

GO terms

Biological Process

GO:0019512 lactose catabolic process via tagatose-6-phosphate

Molecular Function

GO:0033920 6-phospho-beta-galactosidase activity

Cellular Component

No terms assigned in this category.

Contributing signatures

Signatures from InterPro member databases are used to construct an entry.