About the Authors

Pascal F. Egea

pascal@msg.ucsf.edu (PFE); stroud@msg.ucsf.edu (RMS)

Affiliation Department of Biochemistry and Biophysics, University of California San Francisco, San Francisco, California, United States of America

Johanna Napetschnig

Affiliation Laboratory of Cell Biology and Howard Hughes Medical Institute, The Rockefeller University, New York, New York, United States of America

Peter Walter

Affiliation Department of Biochemistry and Biophysics, University of California San Francisco, San Francisco, California, United States of America

Robert M. Stroud

pascal@msg.ucsf.edu (PFE); stroud@msg.ucsf.edu (RMS)

Affiliation Department of Biochemistry and Biophysics, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PFE. Performed the experiments: PFE JN. Analyzed the data: PFE. Contributed reagents/materials/analysis tools: PFE JN PW RMS. Wrote the paper: PFE PW RMS.