Description
X-alpha-Gal, min. 98 %, for biochemistry, Molar mass (M) 405,63 g/mol, Density (D) 1,882 g/cm³, Storage temp. -20 °C, CAS No. 107021-38-5, Empirical formula C14H15BrCINO6
Chromogenic substrate of α-galactosidase (melibiase, α-D-galactoside galactohydrolase), an enzyme that is necessary for metabolization of the disaccharide melibiose as a carbon source. Used for selection of positive clones in yeast two-hybrid screens.
Directions for use
Working concentration: 20-50 µg/ml in agar plates.
Technical Information
| Enzyme | α-D-Galactosidase |
| Detection | Colour (blue) |
| Signal product | Precipitate (Yeast-Two-Hybrid) |