PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6295180-5 1983 The 5"-nucleotidase on the extradiscal surface is light insensitive, has a broad optimal pH range, shows a divalent cation dependence, and is competitively inhibited by nucleoside di- and triphosphates. nucleoside di- and triphosphates 169-201 5'-nucleotidase Bos taurus 4-19