Has antibacterial activity against the Gram-positive bacterium S.lutea (MIC=1.9 uM). Lacks antibacterial activity against the Gram-positive bacteria L.monocytogenes and M.luteus, and the Gram-negative bacteria E.coli D31, E.coli ATCC 25922, and S.typhimurium. Has antifungal activity against A.niger (MIC=2.9 uM), C.albicans (MIC=2.9 uM), C.fructus (MIC=2.9 uM), C.wickerhamii (MIC=2.9 uM), P.pastoris (MIC=2.9 uM), P.stiptis (MIC=2.9 uM), P.tannophilus (MIC=2.9 uM), T.harzianum (MIC=2.9 uM), and Z.marxianus (MIC=2.9 uM), but lacks antifungal activity against C.albidus, F.oxysporum, and S.cerevisiae. Hemolymph. By bacterial infection. Belongs to the invertebrate defensin family. Type 2 subfamily.