1. College of Bioinformatics Science and Technology, Harbin Medical University, Harbin 150081, China
2. Key Laboratory of Cardiovascular Medicine Research, Harbin Medical University, Ministry of Education, Harbin, Heilongjiang 150086, China
3. Department of Systems Biology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, USA
4. Department of Epigenetics and Molecular Carcinogenesis, The University of Texas MD Anderson Cancer Center, Smithville, TX 78957, USA
5. Program in Quantitative and Computational Biosciences (QCB), Baylor College of Medicine, Houston, TX 77030, USA
6. Department of Bioinformatics and Computational Biology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, USA