ProSpec Bio Recombinant Human ST3 Beta-Galactoside Alpha-2,3-Sialyltransferase 5

Recombinant Human ST3 Beta-Galactoside Alpha-2,3-Sialyltransferase 5 by ProSpec Bio is recombinant human sialyltransferase (amino acids 83-418) produced in E. coli with a 23-amino-acid His tag at the N-terminus, a 359-amino-acid protein of 41 kDa that is more than 85% pure. It is supplied as a solution (1 mg/mL in 20 mM Tris-HCl buffer (pH 8.0), 10% glycerol and 0.4 M urea) in 5 µg, 20 µg and 1 mg sizes for glycobiology research.