Figure 4 - full size

 

Figure 4.
Figure 4. Comparison of the metal-binding sites of E. coli PPX (dark grey) and PPX/GPPA from A. aeolicus (light grey). The residue pairs Asp141/Asp143, Ser146/Ser148 and Glu148/Glu150 were used to generate the superposition.

The above figure is reprinted by permission from Elsevier: J Mol Biol (2006, 359, 1249-1260) copyright 2006.