Activator

This is: 1) DNA-binding protein that regulates the expression of one or more genes by increasing the rate of gene transcription; 2) positive allosteric modulator of enzymes; 3) positive effector of enzymes or other biologically active proteins.

Source | Glossary of Most Commonly Used Biomedical Terms and Concepts | Lithuanian University of Health Sciences | Academician Professor Antanas Praškevičius, Professor Laima Ivanovienė