About the Authors

Nathaniel L. Clark

nlc47@cornell.edu

Current address: Department of Molecular Biology and Genetics, Cornell University, Ithaca, New York, United States of America

Affiliation Department of Molecular Biology and Genetics, Cornell University, Ithaca, New York, United States of America

Joe Gasper

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

Masashi Sekino

Affiliation Tohoku National Fisheries Research Institute, Fisheries Research Agency, Shiogama, Miyagi, Japan

Stevan A. Springer

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

Charles F. Aquadro

Affiliation Department of Molecular Biology and Genetics, Cornell University, Ithaca, New York, United States of America

Willie J. Swanson

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: NLC SAS CFA WJS. Performed the experiments: NLC JG MS. Analyzed the data: NLC CFA WJS. Contributed reagents/materials/analysis tools: NLC MS WJS. Wrote the paper: NLC SAS.