A crystal structure of the F-actin–S1 complex, however, is essential. The high-resolution structure of the actin-bound state of S1 will reveal important aspects of the actin–myosin interface ...

I. Rayment, H.M. Holden, M. Whittaker, C.B. Yohn, M. Lorenz. K.C. Holmes, R.A. Milligan, "Structure of the actin-myosin complex and its implications for muscle ...