Actin and myosin

Page
3

Ca2+

A

Pi

Pi

Pi

A

Pi

Pi

Pi

A

Pi

Pi

Pi

the troponin reverts to its normal shape and the tropomyosin move back to block the myosin binding sites

Slide 34

Ca2+

A

Pi

Pi

Pi

A

Pi

Pi

Pi

A

Pi

Pi

Pi

phosphocreatine regenerates ATP

Slide 35

Ca2+

A

Pi

Pi

Pi

A

Pi

Pi

Pi

A

Pi

Pi

Pi

phosphocreatine regenerates ATP

Slide 36

Ca2+

A

Pi

Pi

Pi

A

Pi

Pi

Pi

A

Pi

Pi

Pi

phosphocreatine regenerates ATP