About the Authors

Patricia Reed

Affiliation Laboratory of Bacterial Cell Biology, Instituto de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Oeiras, Portugal

Magda L. Atilano

Affiliations Laboratory of Bacterial Cell Surface and Pathogenesis, Instituto de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Oeiras, Portugal, Laboratory of Genes and Development, Department of Biochemistry, University of Oxford, Oxford, United Kingdom

Renato Alves

Affiliation Instituto Gulbenkian de Ciência, Oeiras, Portugal

Egbert Hoiczyk

Affiliations W. Harry Feinstone Department of Molecular Microbiology and Immunology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America, The University of Sheffield, Department of Molecular Biology and Biotechnology, Western Bank, Sheffield, United Kingdom

Xinwei Sher

Affiliation Merck Research Laboratories IT, Boston, Massachusetts, United States of America

Nathalie T. Reichmann

Affiliation Laboratory of Bacterial Cell Biology, Instituto de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Oeiras, Portugal

Pedro M. Pereira

Affiliation Laboratory of Bacterial Cell Biology, Instituto de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Oeiras, Portugal

Terry Roemer

Affiliation Infectious Disease Research, Merck Research Laboratories, Kenilworth, New Jersey, United States of America

Sérgio R. Filipe

Affiliation Laboratory of Bacterial Cell Surface and Pathogenesis, Instituto de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Oeiras, Portugal

José B. Pereira-Leal

Affiliation Instituto Gulbenkian de Ciência, Oeiras, Portugal

Petros Ligoxygakis

Affiliation Laboratory of Genes and Development, Department of Biochemistry, University of Oxford, Oxford, United Kingdom

Mariana G. Pinho

mgpinho@itqb.unl.pt

Affiliation Laboratory of Bacterial Cell Biology, Instituto de Tecnologia Química e Biológica António Xavier, Universidade Nova de Lisboa, Oeiras, Portugal

Competing Interests

TR and XS are current or past employees of Merck as stated in the affiliations and potentially own stock and/or hold stock options in the company. Other authors have no competing interests. This does not alter our adherence to all PLOS policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: PR TR SRF JBPL PL MGP. Performed the experiments: PR MLA RA EH XS NTR PMP. Analyzed the data: PR MLA RA EH XS TR SRF JBPL PL MGP. Wrote the paper: PR MLA EH TR SRF JBPL PL MGP.