PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24968778-4 2014 The A2A agonist CGS 21680 with atypical antipsychotic properties may at least in part act by increasing beta-arrestin2 signaling over the D2 protomer in the A2A-D2 heteroreceptor complex in the ventral striatum. cysteinylglycine 16-19 arrestin beta 2 Homo sapiens 104-118