1. Department of Biochemistry and Molecular Biology Indiana University School of Medicine Indianapolis IN 46202 USA
2. Center for Computational Biology and Bioinformatics Indiana University School of Medicine Indianapolis IN 46202 USA
3. Department of BioHealth Informatics Indiana University School of Informatics and Computing Indianapolis IN 46202 USA
4. Henan Provincial Key Laboratory of Nanocomposites and Applications Institute of Nanostructured Functional Materials Huanghe Science and Technology College Zhengzhou Henan 450006 China
5. Chemical Biology and Therapeutics Science Program Broad Institute of Harvard and MIT Cambridge MA 02142 USA