单词	actomyosin
释义	actomyosin /ˌaktə(ʊ)ˈmʌɪəsɪn / noun [mass noun] Biochemistry A complex of actin and myosin of which the contractile protein filaments of muscle tissue are composed.It has been recognized that various NTPs have different affinities for actomyosin, and myosins complexed with these NTPs or their products have different affinities for actin.... We have a worm whose body wall is a collagenous membrane and whose engine is the muscle protein actomyosin. We presented evidence implicating actin polymerization and not actomyosin activity as the dominant mechanism actuating the stiffening response. Origin 1940s: from actin + myosin.
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