1. Divisions of Human Biology and Public Health Sciences, Fred Hutchinson Cancer Center, Seattle, WA 98109
2. Departments of Genome Sciences and Medicine, University of Washington, Seattle, WA 98195
3. Lunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, Toronto, ON M5G 1X5, Canada
4. Department of Molecular Genetics, University of Toronto, Toronto, ON M5G 1X5, Canada
5. Saccharomyces Genome Database, Stanford University School of Medicine, Stanford, CA 94305
6. Department of Genetics, Stanford University School of Medicine, Stanford, CA 94305