The C terminus of cardiac troponin I stabilizes the Ca2+-activated state of tropomyosin on actin filaments.
Galinska A, Hatch V, Craig R, Murphy AM, Van Eyk JE, Wang CL, Lehman W, Foster DB. The C terminus of cardiac troponin I stabilizes the Ca2+-activated state of tropomyosin on actin filaments. Circ Res. 2010 Mar 05; 106(4):705-11.