PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27435541-3 2016 Both L. helveticus strains produced bioactive tripeptides, isoleucylprolyl-proline and valyl-prolyl-proline, during fermentation of milk. isoleucyl-prolyl-proline 59-82 Weaning weight-maternal milk Bos taurus 132-136