Immunogen: Synthetic 16 amino acid peptide from 1st cytoplasmic domain of human MCHR2. Percent identity with other species by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Marmoset (100%); Dog, Panda, Horse, Platypus (94%); Bat, Elephant, Pig, Xenopus (88%); Bovine (81%).