1. Graduate Institute of Biomedical Informatics, College of Medical Science and Technology, Taipei Medical University, 250 Wu-Hsing Street, Taipei 11031, Taiwan, ROC
2. Oxford Centre for Integrative Systems Biology, Department of Biochemistry, South Parks Road, Oxford OX1 3QU, UK
3. Department of Biochemistry, University of Oxford, South Parks Road, Oxford OX1 3QU, UK
4. Department of Engineering Science, University of Oxford, Parks Road, Oxford OX1 3PJ, UK