Department of Biology, School of Natural Science and Mathematics, Chinhoyi University of Technology, Chinhoyi, Zimbabwe.|African Institute of Biomedical Science & Technology, Harare, Zimbabwe.|Department of Crop and Soil Science, School of Agricultural Sciences, Lupane State University, Lupane, Zimbabwe.|Department of Applied Biology and Biochemistry, Faculty of Applied Sciences, National University of Science and Technology, Bulawayo, Zimbabwe.|Department of Crop and Soil Science, School of Agricultural Sciences, Lupane State University, Lupane, Zimbabwe.|Computational Biology Division, Department of Integrative Biomedical Sciences, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.|Department of Biotechnology, School of Agricultural Sciences and Technology, Chinhoyi University of Technology, Chinhoyi, Zimbabwe.|Department of Biology, School of Natural Science and Mathematics, Chinhoyi University of Technology, Chinhoyi, Zimbabwe.|Department of Biotechnology, School of Agricultural Sciences and Technology, Chinhoyi University of Technology, Chinhoyi, Zimbabwe.|Department of Biotechnology, School of Industrial Science and Technology, Harare Institute of Technology, Harare, Zimbabwe.|Department of Clinical Pharmacology, College of Health Sciences, University of Zimbabwe, Harare, Zimbabwe.|Department of Chemistry, School of Natural Science and Mathematics, Chinhoyi University of Technology, Chinhoyi, Zimbabwe.|National Biotechnology Authority, Harare, Zimbabwe.|Computational Biology Division, Department of Integrative Biomedical Sciences, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.|Centre for Bioinformatics and Computational Biology, Stellenbosch University, Stellenbosch, South Africa.