1. Key Laboratory of Dairy Science, Ministry of Education, Northeast Agricultural University, Harbin 150030, PR China
2. Department of Food Science, Northeast Agricultural University, Harbin 150030, PR China
3. The Rutgers Center for Computational and Integrative Biology, Camden, New Jersey 08102, USA
4. Department of Chemistry and Biochemistry, Rowan University, Glassboro, New Jersey 08028, USA