the extent of pelleting of troponin t ( or t2 ) with f-actin is only marginally altered in the binary complex troponin it ( or t2 ) , indicating that the direct interactions either of troponin t ( or t2 ) or of troponin i , or both , with f-actin are weakened when these components are incorporated into a binary complex .
C0041199
complex troponin
C0077404
troponin t