In vitro investigation of WaaL function using synthesized substrates 1 Defining the Function of Lipopolysaccharide O-antigen Ligase WaaL Using Chemoenzymatically Synthesized Substrates

1 The Department of Chemistry, Georgia State University, Atlanta, GA 30302, USA 2 College of Pharmacy and State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin 300071, China 3 The Departments of Biochemistry and Chemistry, The Ohio State University, Columbus, OH 43210, USA 4 The Department of Chemistry, University of South Carolina Salkehatchie, Walterboro, SC 29488, USA 5 Present address: Department of Chemistry, The College of Wooster, Wooster, OH 44691, USA 6 These authors contribute equally to this work.