Merck, 345806-500MIU, β1,4-Galactosidase, Streptococcus pneumoniae, Recombinant, E. coli

General description
Note: 1 mU = 1 milliunit.
Recombinant, Streptococcus pneumoniae β1,4-Galactosidase expressed in E. coli. Catalyzes the hydrolysis of non-reducing terminal β1,4-linked galactose. This enzyme is not known to cleave substituted or branched galactose. Inhibited by fucose attached to penultimate sugar.
Application
Recommended reaction buffer: 50 mM sodium phosphate buffer, pH 6.0
Physical form
In 25 mM NaCl, 20 mM Tris-HCl, pH 7.5. Sterile solution.
Other Notes
Kierman, U.A., et al. 2004. Proteomincs4, 1825.
Prime, S., et al. 1996. J. Chromatogr. A. 720, 263.
Dwek, R.A., et al. 1993. Annu. Rev. Biochem. 62, 65.
One unit is defined as the amount of enzyme that will catalyze the release of 1.0 µmol p-nitrophenol from p-nitrophenyl-β-D-galactopyranoside per min at 37°C, pH 5.0.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Disclaimer
Toxicity: Standard Handling (A)