About the Authors

Steven M. Lewis

Affiliation Department of Biochemistry and Biophysics, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Brian A. Kuhlman

bkuhlman@email.unc.edu

Affiliation Department of Biochemistry and Biophysics, 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: SML BAK. Performed the experiments: SML. Analyzed the data: SML BAK. Contributed reagents/materials/analysis tools: SML. Wrote the paper: SML BAK.