Any factor that controls the process of transcription (the making of an RNA copy of a DNA segment). Usually it is some sort of enzyme or other protein, a coenzyme or vitamin, or some other sort of organic molecule.
Selected transcription factor links:
© 1997-2006 Healthboard.com.
Healthboard.com is a purely
informational website, and should not be used as a substitute
for professional legal, medical or technical advice.