PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6222042-9 1983 A Gal beta 1-4GlcNAc disaccharide on the Man alpha 1-6 arm reduces activity by 68% while the presence of this disaccharide on the Man alpha 1-3 arm reduces activity to negligible levels. Disaccharides 21-33 UDP-GlcNAc:betaGal beta-1,3-N-acetylglucosaminyltransferase 2 Homo sapiens 6-12