Affiliation: | 1. Center for Microbial Ecology and Genomics, Genomics Research Institute, Department of Genetics, University of Pretoria, Pretoria, South Africa;2. Department of Biotechnology, Dr. John Garang Memorial University of Science and Technology, Bor Town, Jonglei State, South Sudan;3. Council for Scientific and Industrial Research (CSIR), South Africa;4. Department of Biotechnology, Institute for Microbial Biotechnology and Metagenomics (IMBM), University of the Western Cape, Cape Town, South Africa |