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Native Escherichia coli β-Galactosidase-biotin labeled

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Cat No.

NATE-1585

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-biotin labeled, Recombinant (E. coli)

Alias

β-gal

Source

E. coli

Applications

β-Galactosidase was used as a control antigen in the selection of human antibody fragments by phage display.

Form

Lyophilized powder containing Tris-acetate, DTT, MgCl2, and isopropyl β-D-thiogalactopyranoside

Activity

350-1200 units/mg protein

Structure

2-5 mol d-biotin per mol protein

Composition

Protein, ~75% E1%/280

Unit Definition

One unit will hydrolyze 1.0 μmole of o-nitrophenyl β-D-galactoside per min at pH 7.3 at 37 °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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