About the Authors

Claire E. Richardson, Stephanie Kinkel, Dennis H. Kim
Department of Biology, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Corresponding Author

dhkim@mit.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CER SK DHK. Performed the experiments: CER SK. Analyzed the data: CER SK DHK. Wrote the paper: CER SK DHK.