PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17050773-8 2006 Both in patients with IgAN and in control subjects, IgA binding to the GalNAc-specific lectin Helix Aspersa and to mannose-binding lectin was much stronger for pIgA than for mIgA. N-acetylgalactosaminuronic acid 71-77 IGAN1 Homo sapiens 22-26