1. Centre for Genomic Regulation, Barcelona Institute of Science and Technology (BIST), Barcelona 08003, Spain.
2. Francis Crick Institute, London, UK.
3. Centro Andaluz de Biología del Desarrollo (CABD), CSIC-Universidad Pablo de Olavide-Junta de Andalucía, Seville, Spain.
4. Department of Genetics, Microbiology and Statistics and Institut de Recerca de la Biodiversitat (IRBio), Universitat de Barcelona, Barcelona, Spain.
5. Center for Integrative Genomics, Génopode Building, Faculty of Biology and Medicine, University of Lausanne, CH-1015 Lausanne, Switzerland.
6. Biology Department, Brandeis University, Waltham, MA, USA.
7. Department of Life Science, School of Health Sciences, Birmingham City University, Birmingham B5 3TN, UK.
8. Institute of Molecular Biology (IMB), Mainz, Germany.
9. School of Biosciences, College of Life and Environmental Sciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK.
10. Birmingham Centre for Genome Biology, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK.
11. Institute of Pharmaceutical and Biomedical Sciences, Johannes Gutenberg-University Mainz, Staudingerweg 5, 55128 Mainz, Germany.
12. Universitat Pompeu Fabra (UPF), Barcelona 08003, Spain.
13. ICREA, Barcelona, Spain.