Cat No.
NATE-0298
Description
β-galactosidase, also called beta-gal or β-gal, is a hydrolase enzyme that catalyzes the hydrolysis of β-galactosides into monosaccharides. SubstRates of different β-galactosidases include ganglioside GM1, lactosylceramides, lactose, and various glycoproteins.
Abbr
GLB, Native (Thermus brockianus)
Alias
beta-gal; β-gal; GLB
Species
Thermus brockianus
Unit Definition
One unit (U) is defined as the amount of enzyme which liberates 1 mmol of p-nitrophenol per min from pNP-b-galactoside, under the given assay conditions.
Optimum pH
pH range is about 4-7 with optimum around 6.5
Optimum temperature
The enzyme activity is limited below 65°C but increases with temperature up to 100°C
Synonyms
Beta-Galactosidase; Galactosidase; lactase; β-lactosidase; maxilact; hydrolact; β-D-lactosidase; S 2107; lactozym; trilactase; β-D-galactanase; oryzatym; sumiklat
