Antimicrobial and mast cell degranulating peptide which probably acts by forming pores in membranes. Active against Gram-negative bacterium E.coli NBRC 14237 (MIC=3.12 uM), against Gram-positive bacteria S.aureus NBRC 12732 (MIC=3.12 uM) and M.luteus NBRC 12708 (MIC=6.25 uM) as well as against yeast S.cerevisiae NBRC 10217 (MIC=25 uM). Has hemolytic activity (at 100 uM). Assumes an amphipathic alpha-helical conformation in a lipid environment. Expressed by the venom gland.