PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8349141-3 1993 The chromatograms recorded at the dityrosine maximum wavelength (lambda em 400 nm and lambda ex 325 nm) showed the formation of new dimeric peptides which contained two [Met]-enkephalin-derivatives linked by a dityrosyl group. dityrosine 34-44 proopiomelanocortin Homo sapiens 170-185