Immunogen: Synthetic 14 amino acid peptide from N-terminal extracellular domain of human OR51E2. Percent identity with other species by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Galago, Marmoset, Hamster, Bat, Rabbit, Pig (100%); Mouse, Rat, Elephant, Panda, Bovine (93%); Horse (86%).