actin definition

  • noun:
    • A protein found in muscle mass that along with myosin functions in muscle contraction.
    • A globular architectural protein that polymerizes in a helical manner to form an actin filament (or microfilament).
    • one of several six isoforms of actin.
    • one of the proteins into which actomyosin can be split; can exist in a choice of a globular or a fibrous form

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    • Filamentous proteins which are the primary…
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