1. Laboratory of Structure-Function Based Drug Design, V.N. Orekhovich Institute of Biomedical Chemistry of the Russian Academy of Medical Sciences, 10 Pogodinskaya Street, Moscow 119121, Russia, Computer Chemistry Center and Institute for Organic Chemistry, University of Erlangen-Nürnberg, Nägelsbachstrasse 25, D-91052 Erlangen, Germany, and Laboratory of Medicinal Chemistry, Center for Cancer Research, National Cancer Institute, National Institutes of Health, NCI-Frederick, 376 Boyles Street, Frederick,...