About the Authors

Denis Verger

Affiliation Institute of Structural Molecular Biology, University College London and Birkbeck College, London, United Kingdom

Esther Bullitt

To whom correspondence should be addressed. E-mail: bullitt@bu.edu (EB); hultgren@borcim.wustl.edu (SJH); g.waksman@bbk.ac.uk (GW)

Affiliation Department of Physiology and Biophysics, Boston University School of Medicine, Boston, Massachusetts, United States of America

Scott J Hultgren

To whom correspondence should be addressed. E-mail: bullitt@bu.edu (EB); hultgren@borcim.wustl.edu (SJH); g.waksman@bbk.ac.uk (GW)

Affiliation Department of Molecular Microbiology, Washington University School of Medicine, St. Louis, Missouri, United States of America

Gabriel Waksman

To whom correspondence should be addressed. E-mail: bullitt@bu.edu (EB); hultgren@borcim.wustl.edu (SJH); g.waksman@bbk.ac.uk (GW)

Affiliation Institute of Structural Molecular Biology, University College London and Birkbeck College, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

DV and EB performed the experiments. EB and GW designed the experiments. DV, EB, and GW wrote the paper. GW and SJH provided reagents.