Immunogen: Synthetic peptide amino acids 546-562 (ENYDKHVTYNAERSRSS, cytoplasmic C-terminus) of rat SK2 (also known as Small conductance calcium-activated potassium channel protein 2, SKCa2, KCa2.2 and Kcnn2, accession number P70604)
Mouse: 94% identity (16/17 amino acids identical) Human: 94% identity (16/17 amino acids identical) <50% identity with SK3 and other SK channels