About the Authors

Linda P. O'Reilly

Affiliation Department of Microbiology and Molecular Genetics, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America

Simon C. Watkins

Affiliation Department of Cell Biology and Physiology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America

Thomas E. Smithgall

tsmithga@pitt.edu

Affiliation Department of Microbiology and Molecular Genetics, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LOR TS. Performed the experiments: LOR. Analyzed the data: LOR SW TS. Contributed reagents/materials/analysis tools: LOR SW TS. Wrote the paper: LOR TS.