Antimicrobial peptide active against Gram-negative bacterium E.coli and fungus N.crassa (Ref.1). Has no activity against Gram-positive bacterium M.luteus (Ref.1). Active against E.coli and, weakly, against M.luteus (PubMed:26177023). By bacterial infection. At least four isoforms with masses ranging from 8886.5 kDa to 9029.0 kDa seem to exist. Belongs to the attacin/sarcotoxin-2 family.