1 Trypanosoma brucei Tim50 Plays a Critical Role in Cell Cycle Regulation and Parasite Infectivity Anuj Tripathi a , Ujjal K Singha a , Ayorinde Cooley a , Taneisha Gillyard a , Evan Krystofiak b , Siddharth Pratap a , Jamaine Davis a , Minu Chaudhuri a# Running Title: Role of Tim50 in the bloodstream form of T. brucei a Department of Microbiology, Immunology, and Physiology, School of Medicine, Meharry Medical College, Nashville, TN, USA b Department of Cell and Developmental Biology, Vanderbilt University, Nashville, TN, USA # Address correspondence to Minu Chaudhuri, [email protected] *Present address: Minu Chaudhuri, Department of Microbiology, Immunology, and Physiology, Meharry Medical College, Nashville, TN, USA Phone: (615) 327–5726 Email: [email protected] was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. The copyright holder for this preprint (which this version posted April 27, 2021. ; https://doi.org/10.1101/2021.04.26.441502 doi: bioRxiv preprint