Elmar Krieger

Center for Molecular and Biomolecular Informatics, University of Nijmegen, Nijmegen, The Netherlands

Sander B. Nabuurs

Center for Molecular and Biomolecular Informatics, University of Nijmegen, Nijmegen, The Netherlands

Gert Vriend

Center for Molecular and Biomolecular Informatics, University of Nijmegen, Nijmegen, The Netherlands

Philip E. Bourne

San Diego Supercomputer Center, Department of Pharmacology, University of California San Diego, La Jolla, CA, USA

Helge Weissig

Structural Bioinformatics, San Diego SuperComputer Center, University of California San Diego, La Jolla, CA, USA