beta-Galactosidase from bovine testes, ammonium sulfate suspension, 1.0-3.0 units/mg protein (modifi

Stock Code: 3579530
Manufacturer Part No: G4142-.2UN
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Application


?-Galactosidase from bovine testes was used for coupling to Sepharose.


Biochem/physiol Actions


?-galactosidase cleaves lactose into its monosaccharide components, glucose and galactose. It also catalyses the transglycosylation of glucose into allolactose, the inducer of ?-galactosidase, in a feedback loop.


Physical form


Suspension in 3.2 M (NH4)2SO4, pH approx. 5.0


Unit Definition


One unit will hydrolyze 1.0 µmole of p-nitrophenyl β-D-galactopyranoside to p-nitrophenol and D-galactopyranose per min at pH 4.4 at 25 °C.

Quality Level200
ManufacturerSIGMA-ALDRICH
Storage Temp.2-8°C
Formammonium sulfate suspension

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