Crotalicidin is an antimicrobial peptide and anti-tumor peptide that can effectively inhibit the activity of Gram-negative bacteria and tumor cells. Crotalicidin can be obtained from rattlesnake venom. Crotalicidin can be used in the study of microbial infections and cancer.

AVJ16 as a member of the insulin growth factor 2 mRNA-binding protein family, binds to the mRNA of certain genes to regulate protein translation.

Acetyl-PHF6 amide TFA is a tau derived hexapeptide.