Immunogen: Synthetic peptide C-TNKNRQKSAST from an internal region of human RHPN2 (NP_149094.3). Percent identity by BLAST analysis: Human, Gorilla, Marmoset, Bat, Bovine, Elephant, Panda, Rabbit, Opossum, Platypus (100%); Mouse, Rat, Hamster, Horse (91%); Dog (82%).