CREB is a _____________________ A. transcription factor B. primary

creb-is-a-a-transcription-factor-b-primary

CREB is a _____________________

A. transcription factor

B. primary messenger

C. secondary messenger

D. surface receptor

I had been asked this question during an online interview.

I’m obligated to ask this question of Cell Signaling and Signal Transduction in section Cell Signaling and Signal Transduction of Cell Biology

Right choice is A. transcription factor

Explanation: CREB is a transcription factor that also acts as an important signaling effector. It is a substrate for a wide range of kinases including cyclic AMP-dependent kinase, protein kinase A.