Assistant Professor, Department of Chemistry, Turabah University College, Taif University, Turabah, Saudi Arabia; Associate Professor, Department of Chemistry, Faculty of Science, University of Khartoum, Khartoum, Sudan.

Mohammed Khalid studied chemistry at the University of Khartoum, Sudan, where he received his Ph.D in physical chemistry (2007). He worked as an assistant professor in Department of Chemistry, Faculty of Science, University of Khartoum (2007-2009). In 2009 he joined Dr. Ron Clarke's research group at School of Chemistry, Faculty of Science, University of Sydney, Australia, as a postdoctoral fellow for one year, where he worked on the Interaction of ATP with the phosphoenzyme of the Na+,K+-ATPase. He went back to Department of Chemistry, University of Khartoum for one year (2010-2011), then left to Department of Chemistry, Turabah University College, University of Taif, Saudi Arabia, since 2011. He was promoted to Associate Professor in Chemistry from University of Khartoum in 2014. His research interests include: P-type ATPase Enzyme Kinetics and Mechanisms, Computational Chemistry, and assessment of novel therapeutic targets against cancer. He has directed some master and doctoral theses, published five edited books, several chapters in books, and over 16 papers in peer reviewed journals.