1. Centre for Research in Agricultural Genomics (CRAG); CSIC-IRTA-UAB-UB; Campus UAB, Bellaterra Barcelona 08193 Spain
2. Department of Plant Systems Biology; VIB; Ghent 9052 Belgium
3. Department of Plant Biotechnology and Bioinformatics; Ghent University; Ghent 9052 Belgium
4. LIPM; Université de Toulouse; INRA; CNRS; Castanet-Tolosan France
5. Department of Genetics; Universitat de Barcelona and Centre for Research in Agricultural Genomics (CSIC-IRTA-UAB-UB) Edifici CRAG; Campus UAB, Bellaterra Catalonia 08193 Spain
6. Department of Medical Protein Research; VIB; Ghent 9000 Belgium
7. Department of Biochemistry; Ghent University; Ghent 9000 Belgium
8. Department of Biology; University of North Carolina; Chapel Hill NC 27599 USA
9. Department of Genetics; University of North Carolina; Chapel Hill NC 27599 USA
10. McAllister Heart Institute; University of North Carolina; Chapel Hill NC 27599 USA
11. Lineberger Cancer Center; University of North Carolina; Chapel Hill NC 27599 USA
12. Department of Biology; University of North Carolina; Chapel Hill NC 27599-3280 USA
13. Howard Hughes Medical Institute; University of North Carolina; Chapel Hill NC 27599-3280 USA
14. Curriculum in Genetics and Molecular Biology; University of North Carolina; Chapel Hill NC 27599-3280 USA
15. Carolina Center for Genome Sciences; University of North Carolina; Chapel Hill NC 27599-3280 USA
16. Department of Microbiology and Immunology; University of North Carolina; Chapel Hill NC 27599-3280 USA