PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 244384-1 1977 Purification of the first dipeptidases, glycylleucine dipeptidase (EC 3.4.13.2) and proline dipeptidase (EC 3.4.13.9), from intestine, have shown them to be true dipeptidases, hydrolysing only dipeptides in their laevo form. Dipeptides 193-203 peptidase D Homo sapiens 84-103