In vivo, induces immediate paralysis on shrimps (C.multidentata), followed by death when high doses are injected. No activity is observed when injected into fly larvae (M. domestica). Contains 3 disulfide bonds. LD(100) is 10 ug/g on the shrimp C.multidentata. Toxicity tests have been done on recombinant non-amidated toxin.