Bioinformatics Institute (BII), Agency for Science, Technology and Research (A*STAR), Singapore.|Bioinformatics Institute (BII), Agency for Science, Technology and Research (A*STAR), Singapore, Department of Biological Sciences, National University of Singapore, Singapore.|Bioinformatics Institute (BII), Agency for Science, Technology and Research (A*STAR), Singapore, Department of Biological Sciences, National University of Singapore, Singapore.