PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18400471-3 2008 D-serine is primarily transported by Asc-1, and glycine by GlyT1 but maybe also by SNAT2. Glycine 48-55 solute carrier family 6 member 9 Rattus norvegicus 59-64