PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16631211-3 2006 The GluR1-4 affinities of 3 were similar to 1, however, its 31-fold selectivity for GluR1/2 over GluR3/4 is the highest yet observed among azine-based glutamate analogues. pyridine 139-144 glutamate ionotropic receptor AMPA type subunit 3 Rattus norvegicus 97-102