Catabolite repression is exerted through a second messenger called cyclic AMP (cAMP) and the positive regulator protein called the catabolite repressor protein (CRP), a dimer.

TLS Online TPP Program

#Id: 8147

#Unit 2. Cellular Organization

A clathrin molecule,

called a triskelion, is composed of : 

Three heavy chains

Three light chains

TLS Online TPP Program

#Id: 1830

#Unit 11. Evolution and Behavior

Ordovician- Origin of jawless vertebrates

TLS Online TPP Program

#Id: 7348

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 8975

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 1106

#Unit 2. Cellular Organization

Nucleotide binding domain serves as a built-in protein kinase that functions to phosphorylate the P domain.