PSGR2 is an alias for the gene, Olfactory receptor family 51 subfamily E member 1, in humans. Other names include: Olfactory receptor 51E1; D-GPCR; G-protein coupled receptor 164; Olfactory receptor 52A3; Prostate-overexpressed G protein-coupled receptor; Prostate-specific G protein-coupled receptor 2; DGPCR; GPR164; OR51E1P; OR52A3P; POGR; olfactory receptor, family 51, subfamily E, member 1. The encoded protein has an amino acid length of 317 and a mass of 35.3 kDa. Other isoforms may exist. This gene shares homology with other species, including: Mouse.