About the Authors

Luca Martinelli

Contributed equally to this work with: Luca Martinelli, Luis García-Morales

Current address: Division of Biochemistry and Cancer Genomics Center, The Netherlands Cancer Institute, Amsterdam, The Netherlands; Department of Medical Biochemistry, Academic Medical Center, Amsterdam, The Netherlands

Affiliation Instituto de Biología Molecular de Barcelona (IBMB-CSIC), Parc Científic de Barcelona, Barcelona, Spain

Luis García-Morales

Contributed equally to this work with: Luca Martinelli, Luis García-Morales

Affiliation Institut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, Bellaterra, Barcelona, Spain

Enrique Querol

Affiliation Institut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, Bellaterra, Barcelona, Spain

Jaume Piñol

Affiliation Institut de Biotecnologia i Biomedicina and Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, Bellaterra, Barcelona, Spain

Ignacio Fita

‡ IF and BMC also contributed equally to this work.

Affiliation Instituto de Biología Molecular de Barcelona (IBMB-CSIC), Parc Científic de Barcelona, Barcelona, Spain

Bárbara M. Calisto

barbara.calisto@esrf.fr

‡ IF and BMC also contributed equally to this work.

Affiliation Structural Biology Group, European Synchrotron Radiation Facility, CS 40220, Grenoble, France and Instituto de Biologia Molecular e Celular (IBMC), Universidade do Porto, Porto, Portugal

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LM LGM JP IF BMC. Performed the experiments: LM LGM BMC. Analyzed the data: LM LGM JP IF BMC. Contributed reagents/materials/analysis tools: EQ IF BMC. Wrote the paper: LM LGM JP IF BMC.