1. Department of Molecular Biology, Sciences III, University of Geneva, and National Centre of Competence in Research Frontiers in Genetics, 30 Quai Ernest Ansermet, 1211 Geneva, Switzerland.
2. Institute of Bioengineering, School of Life Sciences, Ecole Polytechnique Fédérale de Lausanne and Swiss Institute of Bioinformatics, AAB 021 Station 15, CH-1015 Lausanne, Switzerland.
3. Center for Integrative Genomics, University of Lausanne, 1015 Lausanne, Switzerland.