приклади
Striated muscle contraction is regulated by a protein complex bound to actin .
Muscle contraction results from the cyclic interaction of the myosin head with actin .
As the cells round up, actin and myosin moieties are being redistributed underneath the plasma membrane.
Rabbit skeletal muscle actin was prepared as described and subjected to gel filtration.
Muscle contraction is dependent on two proteins, actin and myosin.
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