About the Authors

Hyuntae Na

Affiliation Department of Computer Science, Iowa State University, Ames, Iowa, United States of America

Robert L. Jernigan

Affiliations Department of Biochemistry, Biophysics and Molecular Biology, Iowa State University, Ames, Iowa, United States of America, Program of Bioinformatics and Computational Biology, Iowa State University, Ames, Iowa, United States of America, L. H. Baker Center for Bioinformatics and Biological Statistics, Iowa State University, Ames, Iowa, United States of America

Guang Song

gsong@iastate.edu

Affiliations Department of Computer Science, Iowa State University, Ames, Iowa, United States of America, Program of Bioinformatics and Computational Biology, Iowa State University, Ames, Iowa, United States of America, L. H. Baker Center for Bioinformatics and Biological Statistics, Iowa State University, Ames, Iowa, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GS HN. Performed the experiments: HN. Analyzed the data: HN RLJ GS. Wrote the paper: HN RLJ GS.