iGen 06-10

Charging of tRNA

Starting at the top, a free amino acid is bound to the synthetase followed by the appropriate uncharged tRNA. Covalent coupling of the two is catalyzed by reducation of an ATP molecule to an AMP molecule, which is recycled along with the uninduced synthetase.

Figure © 2010 PJ Russell, iGenetics 3rd ed.; all text material © 2011 by Steven M. Carr