Cat No.
NATE-1393
Description
β-galactosidase 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
β-gal 42A, Recombinant (Bifidobacterium longum)
Alias
β-gal
Source
E. coli
Species
Bifidobacterium longum
Form
35 mM NaHepes buffer, pH 7.5, 750 mM NaCl, 200 mM imidazol, 3.5 mM CaCl2, 0.02% sodium azide and 25% (v/v) glycerol
Enzyme Commission Number
EC 3.2.1.23
Concentration
1 mg/mL
Molecular Mass
79.9 kDa
Purification
>90% by SDS-PAGE
Specificity
3-galactosylglucose, 3-galactobiosyllactose, 3-galactobiose and 6-galactobiose
Optimum pH
6.5
Optimum temperature
30 °C
Synonyms
β-galactosidase; beta-gal; β-gal; EC 3.2.1.23; lactase; β-lactosidase; maxilact; hydrolact; β-D-lactosidase; S 2107; lactozym; trilactase; β-D-galactanase; oryzatym; sumiklat; β-D-galactoside galactohydrolase
