1. Department of Biochemistry, Stanford University School of Medicine, Stanford, CA 94305–5307, USA.
2. Rosetta Inpharmatics Inc., 12040 115th Street NE, Kirkland, WA 98034, USA.
3. Universite Libre de Bruxelles, Laboratoire de Physiologie Cellulaire et de Genetique des Levures, Campus Plaine, Brussels CP244, Belgium.
4. Department of Molecular, Cellular & Developmental Biology, Yale University, New Haven, CT 06520–8103, USA.
5. Dipartimento de Microbiologia y Genetica, Universidad de Salamanca, Edificio Depatamental 323/CSIC, Campus Miguel de Unamuno, E-37007 Salamanca, Spain.
6. Department of Molecular Biology & Genetics, Johns Hopkins University School of Medicine, 617 Hunterian Building, 725 North Wolfe Street, Baltimore, MD 21205–2185, USA.
7. Department of Biology, McGill University, Montreal, PQ, Canada H3A 1B1.
8. Biozentrum, Department of Molecular Microbiology, Biozentrum, University of Basel, Switzerland.
9. IRMW-ULB, Avenue E. Gryson, 1, B-1070 Brussels, Belgium.
10. FYSA-UCL, Place Croix du Sud, 2/20, 1348-Louvain-la-Neuve, Belgium.
11. Affymetrix, 3380 Central Expressway, Santa Clara, CA 95051, USA.
12. Institut für Mikrobiologie, Geb. 26.12.01 Raum 64, Universitaetsstrasse 1, D-40225 Düsseldorf, Germany.
13. Department of Genetics, Washington University Medical School, St. Louis, MO 63110, USA.
14. Katholieke Universiteit Leuven, Laboratory of Gene Technology, Kardinaal Mercierlaan 92, B-3001 Leuven, Belgium.