About the Authors

Daniel W. Summers

Current address: Department of Genetics, Washington University, Saint Louis, Missouri, United States of America

Affiliation Department of Cell and Developmental Biology, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Katie J. Wolfe

Affiliation Department of Cell and Developmental Biology, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Hong Yu Ren

Affiliation Department of Cell and Developmental Biology, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Douglas M. Cyr

dmcyr@med.unc.edu

Affiliation Department of Cell and Developmental Biology, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DS HYR KW DC. Performed the experiments: DS HYR KW. Analyzed the data: DS HYR KW DC. Contributed reagents/materials/analysis tools: DS HYR KW DC. Wrote the paper: DS DC.