Immunogen: Synthetic 16 amino acid peptide from 1st cytoplasmic domain of human GPRC5A / RAI3. Percent identity with other species by BLAST analysis: Human, Gorilla (100%); Gibbon, Monkey, Bat, Dog, Panda (94%); Marmoset, Bovine (88%); Hamster, Rabbit, Opossum (81%).