actomyosin

actomyosin definition - medical

ac·to·my·o·sin (ăkˌtə-mīˈə-sĭn)

noun
A protein complex that is the essential contractile substance of muscle, composed of the globulin myosin and actin.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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