PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29580877-15 2018 This approach allowed the successful confirmation of the binding of Gly-Sar at the mM range and revealed for the first time the KD of the antiviral prodrug valacyclovir to the PepT1 homolog at around 50 muM. Glycine 68-71 solute carrier family 15 member 1 Homo sapiens 176-181