DARPP-32/protein phosphatase 1 regulates Rasgrp2 as a novel component of dopamine D1 receptor signaling in striatum
Kuroiwa M, Shuto T, Nagai T, Amano M, Kaibuchi K, Nairn A, Nishi A. DARPP-32/protein phosphatase 1 regulates Rasgrp2 as a novel component of dopamine D1 receptor signaling in striatum. Neurochemistry International 2022, 162: 105438. PMID: 36351540, DOI: 10.1016/j.neuint.2022.105438.Peer-Reviewed Original ResearchConceptsProtein phosphatase 1Phosphatase 1DARPP-32Receptor-induced phosphorylationPKA-dependent phosphorylationPKA/DARPPPP1 inhibitorPP1 substratesPP1 inhibitionPKA sitesRap1 activationOkadaic acidRASGRP2Novel componentRap1GAPPhosphorylationDARPP-32 knockout micePhospho-Thr34 DARPP-32Receptor activationPKAKnockout miceReceptor stimulationPP2A.Ser499Rap1