image: This graphic shows the proposed binding site for omecamtiv mecarbil to cardiac myosin S1. The ribbon diagram to the left shows the major features of the myosin S1 head. A spacefilling model of ...

Researchers have characterised changes in the structure of motor proteins, called myosins, and energy consumption that occur during hibernation, highlighting key differences in large and small ...

A human heart might contract some three billion times over a lifetime, and each one of those contractions is driven by a protein called myosin. One of three classes of so-called motor proteins in our ...