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corepressor

[ koh-ri-pres-er ]
/ ˌkoʊ rɪˈprɛs ər /
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noun Genetics.
a molecule that is capable of combining with a specific repressor molecule and activating it, thereby blocking gene transcription.
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Origin of corepressor

First recorded in 1960–65; co- + repressor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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