Figure 3 - full size

 

Figure 3.
Fig. 3. (A) Aryl–OCHF[2] fragment ( = 19°) of roflumilast bound to phosphordiesterase 4 (table S1, entry 7) shows a multipolar C–F···C=O contact with the backbone amide of Trp332. (B) Aryl–OCF[3] fragment ( = 81°) of an inhibitor bound to the Ser protease trypsin (table S1, entry 13). Protein Cs are shown in gray (also applies to Fig. 5 and the SOM).

The above figure is reprinted by permission from the AAAs: Science (2007, 317, 1881-1886) copyright 2007.