1. National Human Genome Research Institute,
2. National Cancer Institute,
3. National Institute for Allergy and Infectious Diseases, NIH, Bethesda, MD 20892, USA.
4. Tularik, 2 Corporate Drive, South San Francisco, CA 94080, USA.
5. Skirball Institute of Biomolecular Medicine, NYU Medical Center, 540 First Avenue, New York, NY 10016, USA.