PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14532279-3 2003 Out of the remaining 19 transporters, three (F293C-, L296C-, and F297C-hPepT1) showed negligible glycyl-sarcosine (gly-sar) uptake activity and may play an important role in defining the overall hPepT1 structure. Glycine 97-100 solute carrier family 15 member 1 Homo sapiens 71-77 14532279-8 2003 MTSET modification of R282C-hPepT1 resulted in a significant increase in gly-sar uptake. Glycine 73-76 solute carrier family 15 member 1 Homo sapiens 28-34