Clostridium difficile cell wall protein CwpV undergoes enzyme-independent intramolecular autoproteolysis. [2012] Title Clostridium difficile cell wall protein CwpV undergoes enzyme-independent intramolecular autoproteolysis.J. Biol. Chem. 287, 1538-1544. Author Marcin Dembek, Catherine B Reynolds, and Neil F Fairweather Related Products and Services PUREfrex®