About the Authors

Stephen F. Altschul, John C. Wootton, Yi-Kuo Yu
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, Maryland, United States of America

Elena Zaslavsky
Center for Translational Systems Biology and Department of Neurology, Mount Sinai School of Medicine, New York, New York, United States of America

Corresponding Author

altschul@ncbi.nlm.nih.gov

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SFA JCW EZ YKY. Performed the experiments: SFA JCW YKY. Analyzed the data: SFA JCW YKY. Wrote the paper: SFA JCW EZ YKY. Developed mathematical theory: SFA YKY.