Activator (Noun)
Meaning
(biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription.
Classification
Nouns denoting substances.
Examples
- The researchers identified a specific protein as the activator of the gene responsible for the cell's response to stress.
- The molecule bound to the enzyme, acting as an activator and increasing its catalytic activity.
- The transcription factor served as an activator, promoting the expression of the target gene in the DNA sequence.
- In the biochemical pathway, the activator played a crucial role in regulating the activity of the downstream enzyme cascade.
- The discovery of the activator protein opened up new avenues for the treatment of diseases caused by genetic mutations.