A few varieties of troponins exist—troponin I, troponin T, and troponin C. Every subunit has a novel perform: Troponin T binds the troponin components to tropomyosin, troponin I inhibits the interaction of myosin with actin, and troponin C contains the binding internet sites for Ca2+ that can help initiate contraction. [1]Higher troponin stages i