Antimicrobial peptide mostly active against Gram-positive bacteria (Ref.1, PubMed:26177023). Active against Gram-positive bacterium M.luteus and also against fungus N.crassa (Ref.1). Has no activity against Gram-negative bacterium E.coli (Ref.1). Active against M.luteus and, weakly, against E.coli (PubMed:26177023). By bacterial infection. At least 3 isoforms with masses ranging from 4032 kDa to 4114 kDa seem to exist. Belongs to the invertebrate defensin family. Type 1 subfamily.