Active against Gram-positive S. aureus CCT 6538, S. saprophyticus, B. subtilis CCT 2471, B. thuringiensis (MIC all at 40 uM), Gram-negative E. coli ATCC 25922 (MIC 80 uM), K. pneumoniae ATCC 13883 (80 uM), and A. faecalis ATCC 8750 (MIC 40 uM), and yeast C. albicans (40 uM). It only showed weak leishmanicidal activity IC50=72 uM (cf. amidated 11 uM). Essentially not hemolytic. Helical in TFE, SDS micelles, or PC/PG (70/30) vesicles, but not in PC vesicles. Sequence validated by Dr. Jan A. Hiss. Updated 5/23/12. Decoralin has Antibacterial, Antifungal activity. Decoralin was found in venom, solitary eumenine wasp, Oreumenes decoratus.
Konno K, Rangel M, Oliveira JS, et al. Decoralin, a novel linear cationic alpha-helical peptide from the venom of the solitary eumenine wasp Oreumenes decoratus. Peptides. 2007;28(12):2320-7.