PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12223474-1 2002 Previously, we reported that (S)-3,5-dihydroxypenylglycine (DHPG), an agonist for group I metabotropic glutamate receptors (mGluRs), stimulates CK1 and Cdk5 kinase activities in neostriatal neurons, leading to enhanced phosphorylation, respectively, of Ser-137 and Thr-75 of DARPP-32 (dopamine and cAMP-regulated phosphoprotein, 32 kDa). dhpg 60-64 protein phosphatase 1, regulatory inhibitor subunit 1B Mus musculus 275-283