1. Nestlé Research Center, Vers-chez-les-Blanc, CH-1000 Lausanne 26, Switzerland, Genomatix Software GmbH, Bayerstrasse 85a, 80335 Munich, Germany, Rosetta Inpharmatics, LLC, 401 Terry Avenue North, Seattle, Washington 98109, CXR Biosciences Ltd., 2 James Lindsay Place, Dundee DD1 5JJ, United Kingdom, and Cancer Research UK Molecular Pharmacology Unit, Biomedical Research Centre, Level 5, Ninewells Hospital and Medical School, Dundee DD1 9SY, United Kingdom