EC 3.2.1.97 CAZY Family: GH101 Recombinant. From Enterococcus faecalis. In 3.2 M ammonium sulphate. Hydrolysis of the O-glycosidic-α-linkage between Gal-β-1,3-GalNAc (Core 1) or GlcNAc-β-1,3GalNAc (Core 3) and a serine or threonine residue of glycopeptides and glycoproteins. Specific activity: ~ 2 U/mg (37oC, pH 7.5 on Gal-β-1,3-GalNAc-α-pNP) Store at 4oC.