Cardiac myosin binding protein C (cMyBP-C) is specific to heart muscle where it binds to myosin and together with various other proteins provides the contractile motion of the cardiac sarcomers. Mutations in cMyBP-C are a cause of hypertrophic cardiomyopathy, a cardiac muscle disorder which is a leading cause of sudden death in people under age 35.

protein – protein interaction | myosin | MO-P-033