PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6172274-6 1981 Chromatographic evidence indicated that the three trisaccharide structures were also present in other A1, A2, A1B and A2B ovarian cyst glycoproteins and in A1 and A2 salivary glycoproteins. Trisaccharides 50-63 alpha-1-B glycoprotein Homo sapiens 110-113