corepressor

co.re.pres.sor

n.（名词）
A substance that combines with and activates a genetic repressor, thus preventing gene transcription and inhibiting protein synthesis.
辅阻遏物：一种与遗传阻遏物质结合并使其活跃的物质，以此来抑制遗传因子转录和阻止蛋白质的合成