Bioinformatics Program, University of Memphis, Memphis, TN 38152, USA.|Bioinformatics Program, University of Memphis, Memphis, TN 38152, USA.|Bioinformatics Program, University of Memphis, Memphis, TN 38152, USA.|Bioinformatics Program, University of Memphis, Memphis, TN 38152, USA.|Bioinformatics Program, University of Memphis, Memphis, TN 38152, USA.