生物活性: beta-1, 3-N-Acetylhexaminyltransferase (LgtA) is a glycosyltransferase, is often used in biochemical studies. beta-1, 3-N-Acetylhexaminyltransferase (LgtA) catalyzes the transfer of N-acetylglucosamine from UDP-GlcNAc to N-acetyllactosamine and lactose.