corepressor
/ˌkoʊrɪˈprɛsər/
noun
- A molecule that binds to a repressor protein to stop the expression of a gene.
- Without the corepressor, the gene would continue to produce proteins unnecessarily.
- The scientist studied how the corepressor interacts with the repressor to regulate metabolism.
- In bacteria, a corepressor helps turn off genes when a certain nutrient is abundant.
Antonyms