About the Authors

Daniel Frenzel

Affiliation Forschungszentrum Jülich, ICS-6 Structural Biochemistry, Jülich, Germany

Dieter Willbold

D.Willbold@fz-juelich.de

Affiliations Forschungszentrum Jülich, ICS-6 Structural Biochemistry, Jülich, Germany, Heinrich-Heine-Universität Düsseldorf, Institut für Physikalische Biologie, Düsseldorf, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DW. Performed the experiments: DF. Contributed to the writing of the manuscript: DW DF. Evaluated experimental data: DW DF.