Bioinformatics Graduate Program, Faculty of Graduate Studies, University of British Columbia, 100-570 West 7th Avenue, Vancouver, BC V5T 4S6, Canada. mhsing@interchange.ubc.ca|Bioinformatics Graduate Program, Faculty of Graduate Studies, University of British Columbia, 100-570 West 7th Avenue, Vancouver, BC V5T 4S6, Canada. mhsing@interchange.ubc.ca