1. Department of Genetics Evolution & Environment, University College London, UK
2. Department of Computer Science, University College London, UK
3. Department of Computational Biology, Lausanne, Switzerland
4. Center for Integrative Genomics University of Lausanne, Lausanne, Switzerland
5. Swiss Institute of Bioinformatics, Biophore Building, Lausanne, Switzerland
6. Bayer CropScience NV, Ghent, Belgium