The function of Ensembl gene identifier ENSG00000184166 (OR1D2, olfactory receptor family 1 subfamily D member 2) is as follows. Odorant receptor which may be involved in sperm chemotaxis. Bourgeonal is a strong chemoattractant for sperm in vitro and is shown to be a strong agonist for OR1D2 in vitro. May also function in olfactory reception. {ECO:0000269|PubMed:12663925, ECO:0000269|PubMed:15458659, ECO:0000269|PubMed:16820410}.