Please click here to obtain permission to reproduce this image.
Click on image to view larger version.

Figure 2 The myosin ATPase cycle. Cardiac myosin activators appear to accelerate the rate-limiting step, hastening the transition of myosin from the weakly filament-bound to the strongly filament-bound state. ADP = adenosine diphosphate; ATP = adenosine triphosphate. Illustration by Rob Flewell.
|