About the Authors

Xuefeng Zhou

Contributed equally to this work with: Xuefeng Zhou, Jianhua Ruan

Affiliation Department of Computer Science and Engineering, Washington University in Saint Louis, Saint Louis, Missouri, United States of America

Jianhua Ruan

Contributed equally to this work with: Xuefeng Zhou, Jianhua Ruan

Affiliation Department of Computer Science and Engineering, Washington University in Saint Louis, Saint Louis, Missouri, United States of America

Guandong Wang

Affiliation Department of Computer Science and Engineering, Washington University in Saint Louis, Saint Louis, Missouri, United States of America

Weixiong Zhang

To whom correspondence should be addressed. E-mail: zhang@cse.wustl.edu

Affiliations Department of Computer Science and Engineering, Washington University in Saint Louis, Saint Louis, Missouri, United States of America , Department of Genetics, Washington University in Saint Louis, Saint Louis, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

XZ and JR conceived and designed the experiments. XZ, JR and GW performed the experiments and contributed reagents/materials/analysis tools. XZ, JR, and WZ analyzed the data and results and wrote the paper. WZ supervised the research.