About the Authors
- Iwan Zimmermann, Raimund Dutzler
- Department of Biochemistry, University of Zurich, Zurich, Switzerland
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: IZ RD. Performed the experiments: IZ. Analyzed the data: IZ RD. Wrote the paper: IZ RD.