corepressor /co·re·pres·sor/ (ko″re-pres´er) in genetic theory, a small molecule that combines with an aporepressor to form the complete repressor.
corepressor [ko″re-pres´ser]
co·re·pres·sor (k  r -pr s  r)n. A substance that combines with and activates a genetic repressor, thus preventing gene transcription and inhibiting protein synthesis. |
corepressor [ko″re-pres´ser]
a small molecule that combines with a protein aporepressor molecule to form an active substance, which then binds to an operator gene and inhibits the synthesis of an enzyme.
corepressor
a substance (e.g. the product of a metabolic pathway) that activates a repressor by combining with it.
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