1. Division of Nephrology, Department of Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA 02215, USA.
2. Department of Mathematics, Dartmouth College, Hanover, NH 03755, USA.
3. Center for Vascular Biology Research, Department of Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA 02215, USA.
4. Renal Division, Department of Medicine, Brigham and Women’s Hospital (BWH), Boston, MA 02215, USA.
5. Laboratory of Molecular Parasitology, Institut de Biologie et de Médecine Moléculaires, Université Libre de Bruxelles, B-6041 Gosselies, Belgium.
6. Department of Internal Medicine/Section on Nephrology, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA.
7. Department of Biochemistry and Center for Diabetes Research, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA.
8. Center for Human Genomics, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA.
9. Department of Biostatistical Sciences, Center for Public Health Genomics and Division of Public Health Sciences, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA.
10. Department of Biology, University of Puerto Rico at Mayaguez, Mayaguez, Puerto Rico 00681.
11. Kidney Disease Section, National Institute of Diabetes, Digestive, and Kidney Disease, National Institutes of Health, Bethesda, MD 20892, USA.
12. Laboratory of Genomic Diversity, SAIC-Frederick, Incorporated, National Cancer Institute–Frederick, Frederick, MD 21702, USA.
13. Broad Institute of Harvard and Massachusetts Institute of Technology, Cambridge, MA 02142, USA.