Discovery of Novel Bacterial Queuine Salvage Enzymes and Pathways in Human Pathogens
Discovery of novel bacterial queuine salvage enzymes and pathways in human pathogens a,1 b,1 c,1 b d a Yifeng Yuan , Rémi Zallot , Tyler L. Grove , Daniel J. Payan , Isabelle Martin-Verstraete , Sara Sepic´ , Seetharamsingh Balamkundue, Ramesh Neelakandane, Vinod K. Gadie, Chuan-Fa Liue, Manal A. Swairjof,g, Peter C. Dedone,h,i, Steven C. Almoc, John A. Gerltb,j,k, and Valérie de Crécy-Lagarda,l,2 aDepartment of Microbiology and Cell Science, University of Florida, Gainesville, FL 32611; bInstitute for Genomic Biology, University of Illinois at Urbana–Champaign, Urbana, IL 61801; cDepartment of Biochemistry, Albert Einstein College of Medicine, Bronx, NY 10461; dLaboratoire de Pathogénèse des Bactéries Anaérobies, Institut Pasteur et Université de Paris, F-75015 Paris, France; eSingapore-MIT Alliance for Research and Technology, Infectious Disease Interdisciplinary Research Group, 138602 Singapore, Singapore; fDepartment of Chemistry and Biochemistry, San Diego State University, San Diego, CA 92182; gThe Viral Information Institute, San Diego State University, San Diego, CA 92182; hDepartment of Biological Engineering and Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139; iCenter for Environmental Health Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139; jDepartment of Biochemistry, University of Illinois at Urbana–Champaign, Urbana, IL 61801; kDepartment of Chemistry, University of Illinois at Urbana–Champaign, Urbana, IL 61801; and lUniversity of Florida Genetics Institute, Gainesville, FL 32610 Edited by Tina M. Henkin, The Ohio State University, Columbus, OH, and approved August 1, 2019 (received for review June 16, 2019) Queuosine (Q) is a complex tRNA modification widespread in 1A. The TGT enzyme, which is responsible for the base ex- eukaryotes and bacteria that contributes to the efficiency and accuracy change, is the signature enzyme in the Q biosynthesis pathway.
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