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

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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

"β-gal" Total Products Page

Enzymes

Catalog	Product Name	EC No.	CAS No.	Source	Price
NATE-1745	Native Bacillus circulans β-Galactosidase	EC 3.2.1.23	9031-110-2	Bacillus circulans	Inquiry
NATE-0295	Native Bovine β-Galactosidase	EC 3.2.1.23	9031-11-2	Bovine testes	Inquiry
DIA-189	Native Escherichia coli β-Galactosidase	EC 3.2.1.23	9031-11-2	Escherichia coli	Inquiry
DIA-220	Native Aspergillus oryzae β-Galactosidase	EC 3.2.1.23	9031-11-2	Aspergillus oryzae	Inquiry

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