About the Authors

Seblewongel Asrat

Affiliations Howard Hughes Medical Institute, Boston, Massachusetts, United States of America, Department of Molecular Biology and Microbiology, Tufts University School of Medicine, Boston, Massachusetts, United States of America, Graduate Program in Molecular Microbiology, Sackler School of Graduate Biomedical Science, Tufts University School of Medicine, Boston, Massachusetts, United States of America

Aisling S. Dugan

Current address: Department of Biology, Assumption College, Worcester, Massachusetts, United States of America

Affiliation Department of Molecular Biology and Microbiology, Tufts University School of Medicine, Boston, Massachusetts, United States of America

Ralph R. Isberg

Ralph.Isberg@tufts.edu

Affiliations Howard Hughes Medical Institute, Boston, Massachusetts, United States of America, Department of Molecular Biology and Microbiology, Tufts University School of Medicine, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SA ASD RRI. Performed the experiments: SA ASD. Analyzed the data: SA ASD RRI. Contributed reagents/materials/analysis tools: SA ASD RRI. Wrote the paper: SA RRI.