About the Authors

James Cotterell

james.cotterell@crg.es (JC); james.sharpe@crg.es (JS)

Affiliations EMBL-CRG Systems Biology Research Unit, Centre for Genomic Regulation (CRG), Barcelona, Spain, Developmental Biology Section, MRC Human Genetics Unit, Edinburgh, United Kingdom

James Sharpe

james.cotterell@crg.es (JC); james.sharpe@crg.es (JS)

Affiliations EMBL-CRG Systems Biology Research Unit, Centre for Genomic Regulation (CRG), Barcelona, Spain, Institució Catalana de Recerca i Estudis Avançats (ICREA) Professor, Centre for Genomic Regulation (CRG), Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JC. Performed the experiments: JC. Analyzed the data: JC. Contributed reagents/materials/analysis tools: JC. Wrote the paper: JC JS.