β-Galactosidase from Escherichia coli For use as a marker in SDS-PAGE Sigma G8511
По запросу
Наличие: Срок поставки 60 дней
- Производитель: Sigma
- Каталожный номер:
G8511 - CAS номер : 9031-11-2
Unit Definition
One unit will hydrolyze 1.0 μmole of o-nitrophenyl β-
Biochem/physiol Actions
β-galactosidase cleaves lactose into its monosaccharide components, glucose and galactose. It also catalyses the transglycosylation of glucose into allolactose, the inducer of β-galactosidase, in a feedback loop.1
Physical properties
Tetramer molecular weight 465 kDa (subunits 116.3 kDa each)
Характеристики реактива | |
storage temp. | 2-8°C |