About the Authors

Mario Schelhaas

Affiliation Institute of Biochemistry, ETH Zurich, Zurich, Switzerland

Helge Ewers

Affiliation Institute of Biochemistry, ETH Zurich, Zurich, Switzerland

Minna-Liisa Rajamäki

Affiliation Department of Applied Biology, University of Helsinki, Helsinki, Finland

Patricia M. Day

Affiliation Laboratory of Cellular Oncology, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, United States of Maryland

John T. Schiller

Affiliation Laboratory of Cellular Oncology, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, United States of Maryland

Ari Helenius

ari.helenius@bc.biol.ethz.ch

Affiliation Institute of Biochemistry, ETH Zurich, Zurich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS HE AH. Performed the experiments: MS HE MLR. Analyzed the data: MS HE MLR. Contributed reagents/materials/analysis tools: MS PMD JTS. Wrote the paper: MS HE MLR PMD JTS AH.