About the Authors

Erika M Kvikstad

Affiliations Center for Comparative Genomics and Bioinformatics, Pennsylvania State University, University Park, Pennsylvania, United States of America , Department of Biology, Pennsylvania State University, University Park, Pennsylvania, United States of America

Svitlana Tyekucheva

Affiliations Center for Comparative Genomics and Bioinformatics, Pennsylvania State University, University Park, Pennsylvania, United States of America , Department of Statistics, Pennsylvania State University, University Park, Pennsylvania, United States of America

Francesca Chiaromonte

Affiliations Center for Comparative Genomics and Bioinformatics, Pennsylvania State University, University Park, Pennsylvania, United States of America , Department of Statistics, Pennsylvania State University, University Park, Pennsylvania, United States of America

Kateryna D Makova

To whom correspondence should be addressed. E-mail: kdm16@psu.edu

Affiliations Center for Comparative Genomics and Bioinformatics, Pennsylvania State University, University Park, Pennsylvania, United States of America , Department of Biology, Pennsylvania State University, University Park, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

EMK, FC, and KDM conceived and designed the experiments and wrote the paper. EMK and ST performed the experiments. EMK, ST, and KDM analyzed the data. EMK, ST, and FC contributed reagents/materials/analysis tools.