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β(1-4)-Galactosidase from Bacteroides fragilis, Recombinant

Cat No.
NATE-1278
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(1-4)-Galactosidase, Recombinant (Bacteroides fragilis)
Alias
β-gal
Source
E. coli
Species
Bacteroides fragilis
Product Overview
β1-4 Galactosidase is a highly specific exoglycosidase that catalyzes the hydrolysis of β1-4 linked D-galactopyranosyl residues from oligosaccharides.
Form
50 mM NaCl, 20 mM Tris-HCl (pH 7.5 25°C) and 1 mM Na2EDTA.
Activity
50,000 units/mg
Molecular Weight
94000 daltons
Concentration
8,000 units/ml
Unit Definition
One unit is defined as the amount of enzyme required to cleave > 95% of the terminal, β-D-galactose from 1 nmol Galβ1-4GlcNAcb1-3Galβ1-4Glc-7-amino-4-methyl-coumarin (AMC), in 1 hour at 37°C in a total reaction volume of 10 µl.
Storage
at -20°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
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