PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34653670-8 2021 The overall glycosaminoglycan composition of adult control and KO mice were similar, although HS disaccharide analysis showed increased N- and non-sulfated disaccharides in Hs3st3a1-/- HS. Disaccharides 156-169 heparan sulfate (glucosamine) 3-O-sulfotransferase 3A1 Mus musculus 173-181