Has antibacterial activity against Gram-negative bacteria E.coli JM109 and DH5-alpha, H.influenza IID 983, and V.vulnificus RIMD 2219009. Has antibacterial activity against Gram-positive bacteria S.aureus IID 1677, B.subtilis RIMD 0225014 and L.monocytogenes VIU206. Possesses antifungal activity against S.cerevisiae A581A, S.pombe IFO 1628, C.albicans ATCC 36232 and TIMM-1623, and C.tropicalis TIMM-0313. Contains two disulfide bonds. Up to two of the methionines may be oxidized to methionine sulfoxides. Without methionine sulfoxide. With 1 methionine sulfoxide. With 2 methionine sulfoxides.