Immunogen: Synthetic peptide C-QIKRITDKAD from an internal region of human SNAP23 (NP_003816.2; NP_570710.1). Percent identity by BLAST analysis: Human, Gorilla, Orangutan, Gibbon, Monkey (100%); Hamster, Elephant, Bat, Bovine, Horse, Pig, Zebrafish, Phytophthora (80%).