Bioinformatics Section, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China. meisygle@gmail.com.|Bioinformatics Section, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China. meisygle@gmail.com.|Bioinformatics Section, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China. meisygle@gmail.com.|Bioinformatics Section, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China. meisygle@gmail.com.|Bioinformatics Section, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China. meisygle@gmail.com.|Department of Animal Science, Michigan State University, East Lansing, MI, USA. steibelj@msu.edu.