Figure 3 - full size

 

Figure 3.
Figure 3. Schematic representation of metal coordination geometry and hydrogen bonds of trypsin-1a (a), trypsin-1b (b), trypsin-2a (c) and trypsin-2b (d) complexes in the region of active site. Hydrogen bonds between inhibitor and trypsin are drawn in broken lines.

The above figure is reprinted by permission from Elsevier: J Mol Biol (2001, 305, 471-479) copyright 2001.