Antimicrobial peptide. Active against the Gram-positive bacterium S.aureus (MIC=30 uM) and the yeast C.albicans (MIC=100 uM). Not effective against the Gram-negative bacterium E.coli at concentrations up to 250 uM. Lacks ability to induce contraction of smooth muscle in isolated guinea pig urinary bladder. Elicits histamine release from rat peritoneal mast cells. Expressed by the skin glands. With amidation. Belongs to the frog skin active peptide (FSAP) family. Brevinin subfamily.