About the Authors

Ryan O. Emerson

Affiliation Department of Genome Sciences, University of Washington, Seattle, Washington, United States of America

James H. Thomas

jht@u.washington.edu

Affiliation Department of Genome Sciences, University of Washington, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ROE JHT. Performed the experiments: ROE JHT. Analyzed the data: ROE JHT. Wrote the paper: ROE.