Catabolite Gene Activator Protein (CAP) is a regulatory protein that plays a crucial role in the regulation of sugar metabolism in bacteria. However, it can be quite a mouthful to say, so here are some handy synonyms that can be used in its place: 1. CRP (cyclic AMP receptor protein) 2. Catabolic activator protein 3. Glucose activator protein 4. Glucose catabolite repression 5. CAP protein Using these synonyms can make it easier to communicate about the important role that this protein plays in bacterial metabolism.