Catabolite gene Activator Protein

Medical Dictionary

catabolite gene activator protein n.
Abbr. CAP
A protein that can be activated by cyclic AMP, whereupon it affects the action of RNA polymerase by binding the polymerase with or near itself on the DNA to be transcribed. Also called catabolite gene activator.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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