Potent antifungal and antibacterial activity against Gram-positive bacteria. Hemolymph (at protein level) (PubMed:9736738). Highest expression in fat body (PubMed:7588819). Expressed rapidly and strongly at all stages. By bacterial infection (at protein level) (PubMed:9736738). Up-regulated in hemolymph 6 hours after immune challenge, levels of expression increase for first 24 hours and persist for the following two weeks (at protein level) (PubMed:9736738). Variant Arg-29. There are 2 allelic forms (A1 and A2) varying in two positions. The isoform shown here is A1.