Figure 5 - full size

 

Figure 5.
Figure 5. Key elements for the hydrogen-bonding pattern of an ATP-mimetic compound. The orientation of R3-O of the group A kinase is more favorable for that of the group B kinase because of the difference in the length of the specificity linker.

The above figure is reprinted by permission from John Wiley & Sons, Inc.: Proteins (2008, 73, 795-801) copyright 2008.