About the Authors

Jeffrey L. Froula

Affiliation Evolutionary Genomics Program, DOE Joint Genome Institute, Walnut Creek, California, United States of America

M. Pilar Francino

To whom correspondence should be addressed. E-mail: mpfrancino@lbl.gov

Affiliation Evolutionary Genomics Program, DOE Joint Genome Institute, Walnut Creek, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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