About the Authors

Alexander N. Volkov

ovolkov@vub.ac.be

Affiliations Jean Jeener NMR Centre, Structural Biology Brussels, Vrije Universiteit Brussel, Brussels, Belgium, Department of Structural Biology, VIB, Brussels, Belgium

Nico A. J. van Nuland

Affiliations Jean Jeener NMR Centre, Structural Biology Brussels, Vrije Universiteit Brussel, Brussels, Belgium, Department of Structural Biology, VIB, Brussels, Belgium

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ANV. Performed the experiments: ANV. Analyzed the data: ANV, NAJvN. Wrote the paper: ANV, NAJvN.