β-Galactosidase from bovine testes
SIGMA/G4142 - ammonium sulfate suspension, 1.0-3.0 units/mg protein (modified Warburg-Christian)
Synonym: β-D-Galactoside galactohydrolase
CAS Number: 9031-11-2
EC Number: 232-864-1
MDL Number: MFCD00130623
Product Type: Chemical
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| biological source | bovine |
| foreign activity | α- and β-glucosidase ≤0.2% |
| α-fucosidase ≤0.2% | |
| α-galactosidase ≤0.2% | |
| α-mannosidase ≤0.2% | |
| β-N-acetylglucosaminidase ≤1.0% | |
| form | ammonium sulfate suspension |
| Quality Level | 200  |
| specific activity | 1.0-3.0 units/mg protein (modified Warburg-Christian) |
| storage temp. | 2-8°C |
| Application: | β-Galactosidase from bovine testes was used for coupling to Sepharose. |
| 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. |
| Other Notes: | One unit will hydrolyze 1.0 μmole of p-nitrophenyl β- |
| Physical form: | Suspension in 3.2 M (NH4)2SO4, pH approx. 5.0 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| activity | specific activity: 1.0-3.0 units/mg protein (modified Warburg-Christian) |
| Storage Temp. | 2-8°C |
| Enzyme Commission (EC) Number | 3.2.1.23 ( BRENDA  | IUBMB ) |
| UNSPSC | 12352204 |