Immunogen: Synthetic 18 amino acid peptide from internal region of human USP20. Percent identity with other species by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Hamster, Elephant, Dog, Horse, Rabbit (100%); Orangutan, Marmoset, Mouse, Rat, Panda, Bat, Bovine, Pig (94%); Opossum, Platypus (89%); Turkey, Chicken (83%).