About the Authors

Hongtao Zhao

Affiliation Department of Biochemistry, University of Zurich, Zurich, Switzerland

Danzhi Huang

dhuang@bioc.uzh.ch

Affiliation Department of Biochemistry, University of Zurich, Zurich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DH HZ. Performed the experiments: HZ. Analyzed the data: HZ DH. Contributed reagents/materials/analysis tools: HZ. Wrote the paper: HZ DH.