About the Authors

Tera C. Levin

Contributed equally to this work with: Tera C. Levin, Andrew M. Glazer

Affiliation Department of Molecular and Cell Biology, University of California, Berkeley, California, United States of America

Andrew M. Glazer

Contributed equally to this work with: Tera C. Levin, Andrew M. Glazer

Affiliation Department of Molecular and Cell Biology, University of California, Berkeley, California, United States of America

Lior Pachter

Affiliations Department of Molecular and Cell Biology, University of California, Berkeley, California, United States of America, Department of Mathematics, University of California, Berkeley, California, United States of America

Rachel B. Brem

Affiliation Department of Molecular and Cell Biology, University of California, Berkeley, California, United States of America

Michael B. Eisen

mbeisen@berkeley.edu

Affiliations Department of Molecular and Cell Biology, University of California, Berkeley, California, United States of America, Howard Hughes Medical Institute, University of California, Berkeley, California, United States of America

Competing Interests

MBE is a member of the PLoS Board of Directors. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: TL AMG MBE. Performed the experiments: TL AMG. Analyzed the data: TL AMG. Contributed reagents/materials/analysis tools: TL AMG. Wrote the paper: TL AMG RB MBE. Supervised the research: MBE LP RB.