1. Departments of Genetics and Internal Medicine, Howard Hughes Medical Institute, Yale University School of Medicine, New Haven, CT 06510, USA.
2. Department of Pharmacology, New York Medical College, Valhalla, NY 10595, USA.
3. Department of Surgery, Yale Endocrine Neoplasia Laboratory and Yale Cancer Center, Yale University School of Medicine, New Haven, CT 06510, USA.
4. Department of Surgical Sciences, Uppsala University, Uppsala, Sweden.
5. Department of Pharmacology, Yale University School of Medicine, New Haven, CT 06510, USA.
6. Division of Endocrinology, Henry Ford Hospital, Detroit, MI 48202, USA.
7. Section of Nephrology, Yale University School of Medicine, and Department of Medicine, Veterans Affairs Medical Center, West Haven, CT 06516, USA.
8. Yale Center for Genome Analysis, Yale University School of Medicine, West Haven, CT 06516, USA.