Tropomyiosin is blocking myosin-bingind sites on the actin filament. Released Ca2+ binds to troponin C , shifting the tropomyosin to expose the myosin-binding sites. FA 2018 pg.446
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Tropomyiosin is blocking myosin-bingind sites on the actin filament. Released Ca2+ binds to troponin C , shifting the tropomyosin to expose the myosin-binding sites. FA 2018 pg.446