Cleaves host elastin, collagen, IgG, and several complement components as well as endogenous pro-aminopeptidase. Autocatalyses processing of its pro-peptide. Processes the pro-peptide of pro-chitin-binding protein (cbpD). Involved in the pathogenesis of P.aeruginosa infections.
The dietary phytochemical indole-3-carbinol is a natural elastase enzymatic inhibitor that disrupts cyclin E protein processing. Proc Natl Acad Sci U S A. 2008 Dec 16;105(50):19750-5.