About the Authors

Arnold Hayer

Address ¤ Current address: Institute of Biochemistry, ETH Zürich, Zürich, Switzerland

Affiliations National Centre for Biological Sciences, Bangalore, India , École Supérieure de Biotechnologie de Strasbourg, Strasbourg, France

Upinder S Bhalla

To whom correspondence should be addressed. E-mail: bhalla@ncbs.res.in

Affiliation National Centre for Biological Sciences, Bangalore, India

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

AH and USB conceived and designed the experiments, performed the experiments, and analysed the data. USB contributed reagents/materials/analysis tools. AH and USB wrote the paper.