About the Authors

Pallavi Ghosh

Affiliation Pittsburgh Bacteriophage Institute and Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Laura R Wasil

Affiliation Pittsburgh Bacteriophage Institute and Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Graham F Hatfull

To whom correspondence should be addressed. E-mail: gfh@pitt.edu

Affiliation Pittsburgh Bacteriophage Institute and Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

PG and GFH conceived and designed the experiments. PG performed the experiments. PG and GFH analyzed the data. PG and GFH wrote the paper. LRW participated in protein purification.