Center for Bioinformatics, Harbin Institute of Technology, Harbin, Heilongjiang 150001, China.|Center for Bioinformatics, Harbin Institute of Technology, Harbin, Heilongjiang 150001, China.|Department of Computer Science, University of Toronto, ON M5S 3G4, Canada Genetics and Genome Biology Program, The Hospital for Sick Children, Toronto, ON M5G 1L7, Canada Centre for Computational Medicine, The Hospital for Sick Children, Toronto, ON M5G 1L7, Canada.|Center for Bioinformatics, Harbin Institute of Technology, Harbin, Heilongjiang 150001, China.