Figure 1 - full size

 

Figure 1.
Figure 1 Chemical structures of the HIV-1 protease inhibitors used in the present studies. (I) Indinavir; (II) L-756,423; (III) L-739,622; (IV) Saquinavir.

The above figure is reprinted by permission from the IUCr: Acta Crystallogr D Biol Crystallogr (2000, 56, 381-388) copyright 2000.