About the Authors

André G. Mendonça

Contributed equally to this work with: André G. Mendonça, Renato J. Alves

Affiliation Instituto Gulbenkian de Ciência, Oeiras, Portugal

Renato J. Alves

Contributed equally to this work with: André G. Mendonça, Renato J. Alves

Affiliation Instituto Gulbenkian de Ciência, Oeiras, Portugal

José B. Pereira-Leal

jleal@igc.gulbenkian.pt

Affiliation Instituto Gulbenkian de Ciência, Oeiras, Portugal

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JBPL. Performed the experiments: AGM RJA. Analyzed the data: AGM RJA JBPL. Wrote the paper: JBPL.