The interaction of myosin and actin proteins is at the core of our current understanding of sarcomere shortening ... tropomyosin must rotate around the actin filaments to expose the myosin ...

Dr. Rudnicki and his team discovered the exosome-targeting postal code or zip code within a protein called Wnt7a, which plays a critical role in development, growth, regeneration and cancer. First ...

Numerous motor and structural proteins compose a highly ordered structure known as the sarcomere, the basic unit of muscle contraction in heart and skeletal muscles. Sarcomeric myosin heavy chain ...