1. Centre for Genomic Regulation (CRG) The Barcelona Institute for Science and Technology, Dr. Aiguader 88 08003 Barcelona Spain
2. Universitat Pompeu Fabra (UPF) Barcelona Spain
3. IFOM Foundation FIRC Institute of Molecular Oncology Foundation Milan Italy
4. Institució Catalana de Recerca i Estudis Avançats (ICREA) Barcelona Spain