PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12897433-6 2003 MRP1 and MRP2 are also mediating the cotransport of unconjugated amphiphilic compounds together with free GSH. Glutathione 106-109 ATP binding cassette subfamily C member 1 Homo sapiens 0-4