About the Authors

Lu Li
Melanie I. Stefan

Current address: California Institute of Technology, Pasadena, California, United States of America

Nicolas Le Novère


Affiliation EMBL European Bioinformatics Institute, Hinxton, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LL MIS NL. Performed the experiments: LL. Analyzed the data: LL. Contributed reagents/materials/analysis tools: LL MIS. Wrote the paper: LL MIS NL.