About the Authors
EMBL-CRG Systems Biology Research Unit, Centre for Genomic Regulation (CRG), UPF, Barcelona, Spain
MRC Human Genetics Unit, Edinburgh, Scotland, United Kingdom
ICREA Professor, Centre for Genomic Regulation (CRG), UPF, Barcelona, Spain
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: JS. Performed the experiments: BRB GLP SR JC. Analyzed the data: BRB JC JS. Contributed reagents/materials/analysis tools: CHW SR MR. Wrote the paper: BRB JS.