About the Authors

Felix L. Yeh

Affiliation Department of Physiology, Howard Hughes Medical Institute, University of Wisconsin, Madison, Wisconsin, United States of America

Min Dong

Affiliation New England Primate Research Center, Department of Microbiology and Molecular Genetics, Harvard Medical School, Southborough, Massachusetts, United States of America

Jun Yao

Affiliation Department of Physiology, Howard Hughes Medical Institute, University of Wisconsin, Madison, Wisconsin, United States of America

William H. Tepp

Affiliation Department of Bacteriology, University of Wisconsin, Madison, Wisconsin, United States of America

Guangyun Lin

Affiliation Department of Bacteriology, University of Wisconsin, Madison, Wisconsin, United States of America

Eric A. Johnson

Affiliation Department of Bacteriology, University of Wisconsin, Madison, Wisconsin, United States of America

Edwin R. Chapman

chapman@physiology.wisc.edu

Affiliation Department of Physiology, Howard Hughes Medical Institute, University of Wisconsin, Madison, Wisconsin, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FLY MD JY ERC. Performed the experiments: FLY MD JY. Analyzed the data: FLY MD JY. Contributed reagents/materials/analysis tools: WHT GL EAJ. Wrote the paper: FLY ERC.