About the Authors

Charles E. Chapple

Affiliation Center for Genomic Regulation, Universitat Pompeu Fabra and Institut Municipal d'Investigació Mèdica, Barcelona, Catalonia, Spain

Roderic Guigó

roderic.guigo@crg.es

Affiliation Center for Genomic Regulation, Universitat Pompeu Fabra, Barcelona, Catalonia, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CEC RG. Performed the experiments: CEC. Analyzed the data: CEC RG. Wrote the paper: CEC RG.