Has antibacterial activity against Gram-positive bacteria B.subtilis ATCC 6633, L.garvieae ATCC 49156 and S.iniae F-8502, and Gram-negative bacteria E.coli WT-2, V.anguillarum ATCC 19264, V.penaeicida KHA, V.harveyi ATCC 14126, V.vulnificus ATCC 33148, A.salmonicida NCMB 1102 and P.putida ATCC 12633. Has hemolytic activity against human red blood cells. Seems to disrupt the membranes by adopting an alpha helical conformation. May play a significant role in innate host defense. Gill. Belongs to the pleurocidin family.