OR2S2 encodes the human gene, Olfactory receptor family 2 subfamily S member 2 (gene/pseudogene). It may also be known as: Olfactory receptor 2S2; Olfactory receptor OR9-3; OR37A; OST715; olfactory receptor, family 2, subfamily S, member 2 (gene/pseudogene). The encoded protein has an amino acid length of 319 and a mass of 35.2 kDa. Other isoforms may exist. Homologs of this gene exist in other organisms, including: Mouse.