1. College of Veterinary Medicine, Department of Biomedical Sciences, Cornell University, Ithaca, NY 14853
2. Department of Computational Biology, Cornell University, Ithaca, NY 14853
3. Weill Institute for Cell and Molecular Biology, Cornell University, Ithaca, NY 14853
4. School of Medicine, Department of Obstetrics, Gynecology, and Reproductive Sciences, Magee-Womens Research Institute, University of Pittsburgh, Pittsburgh, PA 15213
5. Institute of Human Genetics, Polish Academy of Sciences, Poznan 60-479, Poland
6. Oregon Health & Science University, Division of Genetics, Oregon National Primate Research Center, Beaverton, OR 97006