G Protein-coupled Receptor 12, or, GPR12, is a human gene. Other names include: G-protein coupled receptor 12; protein phosphatase 1, regulatory subunit 84; GPCR12; GPCR21; PPP1R84. The encoded protein has an amino acid length of 334 and a mass of 36.7 kDa. G Protein-coupled Receptor 12 is a member of the G-protein coupled receptor 1 family. This gene shares homology with other species, including: Mouse.