Immunogen: Synthetic peptide C-ESYDKHVTYNAER from an internal region of human KCNN2 (NP_067627.2; NP_740721.1). Percent identity by BLAST analysis: Human, Gorilla, Orangutan, Gibbon, Monkey (100%); Rat, Hamster, Panda, Dog, Horse, Guinea pig (92%); Marmoset, Mouse, Elephant, Bat (85%).