PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6286542-3 1982 The enzyme effects indicated the occurrence of a heptapeptide (Tyr-Gly-Gly-Phe-Met/Leu-Arg-Phe) that contains both the enkephalin and the Molluscan neuropeptide sequence. Phenylalanine 75-78 proenkephalin Rattus norvegicus 119-129