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actomyosin

|ac-to-my-o-sin|

C1

/ˌæktəˈmaɪəsɪn/

muscle contraction protein

Etymology
Etymology Information

'actomyosin' originates from the combination of 'actin' and 'myosin', where 'actin' is a protein that forms filaments and 'myosin' is a motor protein that interacts with actin.

Historical Evolution

'Actomyosin' was coined in the 20th century as a term to describe the protein complex responsible for muscle contraction.

Meaning Changes

Initially, it referred to the protein complex in muscle fibers, and this meaning has remained consistent in modern usage.

Meanings by Part of Speech

Noun 1

a complex protein formed by the combination of actin and myosin, responsible for muscle contraction.

The contraction of muscle fibers is facilitated by actomyosin.

Synonyms

Last updated: 2025/05/01 09:06