Immunogen: Synthetic 17 amino acid peptide from internal region of human ERAP1 / ARTS1. Percent identity with other species by BLAST analysis: Human, Chimpanzee, Gorilla, Orangutan, Gibbon, Monkey, Galago, Hamster (100%); Marmoset, Elephant, Panda, Dog, Bovine, Horse, Pig (94%); Mouse, Rat, Bat, Rabbit, Opossum, Guinea pig, Platypus (88%).