1. Department
of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2 1EW, U.K.
2. Cancer
Research
UK Cambridge Institute, Li Ka Shing Centre, University of Cambridge, Cambridge, CB2 0RE, U.K.
3. The Structural Genomics
Consortium, University of Oxford, Old
Road Campus Research Building, Roosevelt Drive, Headington, Oxford OX3 7DQ, U.K.
4. Target
Discovery Institute, University of Oxford, NDM Research Building, Roosevelt
Drive, Headington, Oxford OX3 7FZ, U.K.
5. Department
of Pharmaceutical Chemistry and Buchmann Institute for Life Sciences, Goethe University Frankfurt, 60438 Frankfurt am Main, Germany