About the Authors

Nikolay Ninov

¤ Current address: Department of Biochemistry and Biophysics, University of California San Francisco, San Francisco, California, United States of America

Affiliation Instituto de Biología Molecular de Barcelona, Consejo Superior de Investigaciones Científicas, Barcelona, Spain

Cristina Manjón

Affiliation Instituto de Biología Molecular de Barcelona, Consejo Superior de Investigaciones Científicas, Barcelona, Spain

Enrique Martín-Blanco

To whom correspondence should be addressed. E-mail: embbmc@cid.csic.es

Affiliation Instituto de Biología Molecular de Barcelona, Consejo Superior de Investigaciones Científicas, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

NN, CM, and EM-B conceived and designed the experiments. NN and CM performed the experiments. NN and CM analyzed the data. EM-B wrote the paper.