Immunogen: Synthetic 18 amino acid peptide from internal region of human USP4. Percent identity with other species by BLAST analysis: Human, Gorilla, Orangutan, Gibbon, Monkey, Marmoset, Dog, Bat, Bovine, Elephant, Panda, Horse, Rabbit, Pig (100%); Hamster, Opossum (94%); Mouse, Rat, Turkey, Platypus (89%); Chicken, Xenopus (83%).