About the Authors
- Steven M. Woolley
- Computational Biology Program, Washington University School of Medicine, St. Louis, Missouri, United States of America
- David Posada
- Departamento de Bioquímica, Genética e Inmunología, Facultad de Ciencias, Universidad de Vigo, Vigo, Spain
- Keith A. Crandall
- Department of Biology, Brigham Young University, Provo, Utah, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: KC DP SW. Performed the experiments: SW. Analyzed the data: SW. Contributed reagents/materials/analysis tools: SW. Wrote the paper: KC DP SW.