PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22978602-1 2013 BACKGROUND AND PURPOSE: Concentrations of extracellular glycine in the CNS are regulated by two Na(+)/Cl(-) -dependent glycine transporters, GlyT1 and GlyT2. Glycine 56-63 solute carrier family 6 member 9 Homo sapiens 141-146