Immunogen: Synthetic 17 amino acid peptide from cytoplasmic domain of human PTPRA. Percent identity with other species by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Marmoset, Mouse, Hamster, Panda, Bovine, Dog, Bat, Horse, Rabbit, Pig (100%); Rat (94%); Elephant, Turkey, Chicken (88%); Xenopus (82%).