Figure 3 - full size

 

Figure 3.
FIG. 3. Schematic diagram showing key active site residues and the contacts that are made with the substrates inosine and phosphate. Dashed lines indicate hydrogen bonds (or partial double bonds in carboxylate groups), and W indicates a water molecule.

The above figure is reprinted by permission from the ASBMB: J Biol Chem (2003, 278, 47110-47118) copyright 2003.