About the Authors

Martin Pilhofer, Mark S. Ladinsky, Alasdair W. McDowall, Grant J. Jensen
California Institute of Technology, Pasadena, California, United States of America

Martin Pilhofer, Grant J. Jensen
Howard Hughes Medical Institute, Division of Biology, Pasadena, California, United States of America

Giulio Petroni
Dipartimento di Biologia, University of Pisa, Pisa, Italy

Corresponding Authors

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: MP GJJ. Performed the experiments: MP. Analyzed the data: MP GJJ. Wrote the paper: MP GJJ. Performed immuno-EM staining and freeze-substitution: MSL. Performed cryo-sectioning: MSL AWM. Performed phylogenetic analyses: MP GP.