Responsible for the anti Gram-positive activity of immune hemolymph. In larvae, transcript is enhanced 4 hours after the bacterial infection, increases up to 12 hours post inoculation and declines by 24 hours and by 30 hours returns to background levels. In adult female, expression is evident by 18 hours after infection. Constitutively expressed in both early and late pupae. By bacterial infection. Belongs to the invertebrate defensin family. Type 1 subfamily. Extended N-terminus.