Fallaxidin-1.1 shows no antibacterial activity against Gram-positive or Gram-negative bacteria. Does not inhibit the formation of NO by neuronal nitric oxide synthase. Has no effect on splenocyte proliferation or smooth muscle contraction. Fallaxidin-1.2 shows no antibacterial activity against Gram-positive or Gram-negative bacteria. Does not inhibit the formation of NO by neuronal nitric oxide synthase. Has no effect on splenocyte proliferation or smooth muscle contraction. Fallaxidin-1.3 shows no antibacterial activity against Gram-positive or Gram-negative bacteria. Does not inhibit the formation of NO by neuronal nitric oxide synthase. Has no effect on splenocyte proliferation or smooth muscle contraction. Expressed by the skin glands. The measured mass is that of Fallaxidin-1.3. The measured mass is that of Fallaxidin-1.2. The measured mass is that of Fallaxidin-1.1. Belongs to the frog skin active peptide (FSAP) family. Brevinin subfamily.