tropomyosin
noun
tropo·my·o·sin
ˌträ-pə-ˈmī-ə-sən 
ˌtrō-
ˌtrō-
: a protein of muscle that forms a complex with troponin regulating the interaction of actin and myosin in muscular contraction
Examples of tropomyosin in a Sentence
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People are often allergic to the protein tropomyosin in shellfish.
—
Sherri Gordon, Health, 7 Sep. 2024
In February, for example, Hyman and co-authors reported in The New England Journal of Medicine that a drug aimed at genes known as tropomyosin receptor kinase (TRK) fusions works for many tumor types.
—Jocelyn Kaiser, Science | AAAS, 24 Apr. 2018
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Sherri Gordon, Health, 7 Sep. 2024
In February, for example, Hyman and co-authors reported in The New England Journal of Medicine that a drug aimed at genes known as tropomyosin receptor kinase (TRK) fusions works for many tumor types.
—Jocelyn Kaiser, Science | AAAS, 24 Apr. 2018
Cite this Entry
“Tropomyosin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tropomyosin. Accessed 13 May. 2025.
Copy CitationMedical Definition
tropomyosin
noun
tro·po·my·o·sin
ˌträp-ə-ˈmī-ə-sən
ˌtrōp-
ˌtrōp-
: a protein of muscle that forms a complex with troponin regulating the interaction of actin and myosin in muscular contraction
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