Biophysical Society 2020 Annual Meeting

883-symp 5:00 pm CAT TAILS DRIVE DEGRADATION OF STALLED POLYPEPTIDES ON AND OFF THE RIBOSOME.  Onn Brandman 884-symp 5:30 pm ROLE OF RNA MODIFICATIONS IN TRNA STRUCTURAL STABILITY AND ACCURATE PROTEIN SYNTHESIS.  Christine Dunham , Eric D. Hoffer, Ha An Nguyen, Sunita Subramanian, Samuel Hong, Tatsuya Maehigashi Platforms Protein Structure and Conformation II 4:00 pm - 6:00 pm, Ballroom 20BC Co-Chairs Joanna Long, University of Florida Joseph Primeau, University of Alberta, Canada 885-plat 4:00 pm ELUCIDATION OF PROTEIN-PROTEIN INTERACTIONS THROUGHOUT E. COLI FATTY ACID BIOSYNTHESIS.  Thomas G. Bartholow , Terra Sztain- Pedone, Ashay Patel, Ruben Abagyan, Michael D. Burkart 886-plat 4:15 pm CHARACTERIZATION OF INTERMOLECULAR QUATERNARY INTERACTIONS BETWEEN DISCRETE SEGMENTS OF THE STREPTOCOCCUS MUTANS ADHESIN P1 AND THEIR BINDING TO SMALL MOLECULE AMYLOID INHIBI- TORS VIA NMR SPECTROSCOPY.  Gwladys Riviere, Emily Peng, Albert Brotgandel, Jeanine Brady, Joanna R. Long 887-plat 4:30 pm HEAT EFFECTS ON COIL HYDRODYNAMIC SIZE REVEAL THE ENERGET- ICS OF DENATURED STATE CONFORMATIONAL BIAS.  Steven T. Whitten , Lance R. English, Elisia A. Paiz 888-plat 4:45 pm WW DOMAINS FROMWWP2 E3 UBIQUITIN LIGASE RECOGNISE OCT4 AND SMAD7 PEPTIDES.  Lloyd C. Wahl, Jessica E. Watt, Danielle De Bour- cier, Andrew Chantry, Tharin M.A. Blumenschein 889-plat 5:00 pm THE COMPLETE CHARACTERIZATION OF A TRAPPED ACYL CARRIER PROTEIN-KETOSYNTHASE COMPLEX.  Jeffrey T. Mindrebo , Laetitia E. Mis- son, Ashay Patel, Katia Charov, Joseph P. Noel, Michael D. Burkart 890-plat 5:15 pm STRUCTURE-FUNCTION RELATIONSHIPS IN BIOFILMS CHARACTERIZING THE STAPHYLOCOCCAL AUTOLYSIN R2 REPEAT DOMAIN.  Yasiru R. Perera , Taylor M. South, Kayla D. McConnell, Rahul Yadav, Nicholas C. Fitzkee 891-plat 5:30 pm INTERACTION OF A SARCOLIPIN PENTAMER AND MONOMER WITH THE SARCOPLASMIC RETICULUM CALCIUM PUMP, SERCA.  John Paul Glaves, Joseph O. Primeau , Przemek Gorski, L. Michel Espinoza-Fonseca, M. Joanne Lemieux, Howard S. Young 892-plat 5:45 pm Travel Awardee DIMER INTERACTION IN THE HV1 PROTON CHANNEL.  Laetitia Mony , David Stroebel, Ehud Y. Isacoff Platform Co-Chairs Ambre Bertholet, University of California, San Francisco Verónica Eisner, Pontificia Universidad Católica de Chile, Chile 893-plat 4:00 pm FAST STATES REVEALED BY THEORY OF JUMPS IN F 1 -ATPASE ROTATION EXPERIMENTS.  Sandor Volkan-Kacso , Luan Q. Le, Haibin Su, Rudolph Marcus Mitochondria and Energy 4:00 pm - 6:00 pm, Room 23ABC

894-plat 4:15 pm REVISITING SUBUNIT ROTATION IN F O F 1 CULE FRET IN AN ABELTRAP. Michael Boersch 895-plat 4:30 pm ANIONIC LIPIDS CONFINE CYTOCHROME C 2

-ATP SYNTHASE BY SINGLE-MOLE-

M O N D A Y

TO THE VICINITY OF BIOENER- GETIC MEMBRANES WITHOUT COMPROMISING ITS INTERACTION WITH MEMBRANE-EMBEDDED REDOX PARTNERS.  Chun Kit Chan , Abhishek Singharoy, Emad Tajkhorshid 896-plat 4:45 pm VOLTAGE-ENERGIZED CALCIUM-SENSITIVE ATP PRODUCTION BY MITO- CHONDRIA.  Andrew P. Wescott, Joseph P. Kao, W. Jonathan Lederer, Liron Boyman 897-plat 5:00 pm A PHOSPHOMIMETIC MUTATION S215E IN VDAC1 INTERFERES WITH HEKOKINASE BINDING.  Qunli Cheng , Gayathri K. Natarajan, Meiying Yang, Po-Chao Wen, Nandan Haloi, Emad Tajkhorshid, Amadou K. Ca- mara, Wai-Meng Kwok 898-plat 5:15 pm OPA1 GTPASE AND GE DOMAIN-SPECIFIC MUTATIONS DIFFERENTIALLY ALTER MITOCHONDRIAL FUSION DYNAMICS AND CALCIUM HOMEOSTA- SIS.  Benjamin Cartes-Saavedra, Duxan Arancibia, Florence Burté, Marcela Sjoberg, Maria Estela Andres, Patrick Yu-Wai-Man, Gyorgy Hajnoczky, Verónica Eisner 899-plat 5:30 pm REDOX CONTROL OF SLEEP.  Anissa Kempf , Seoho M. Song, Clifford B. Talbot, Gero Miesenböck 900-plat 5:45 pm MOLECULAR IDENTITY AND REGULATORY MECHANISMS OF THE MITO- CHONDRIAL UNCOUPLING PROTEIN OF NON-ADIPOSE TISSUES.  Ambre M. Bertholet , Edward T. Chouchani, Lawrence Kazak, Alessia Angelin, Andriy Fedorenko, Jonathan Z. Long, Sara Vidoni, Ryan Garrity, Joonseok Cho, Naohiro Terada, Douglas Wallace, Bruce M. Spiegelman, Yuriy V. Kirichok Platform Membrane Structure 4:00 pm - 6:00 pm, Room 24ABC Co-Chairs Milka Doktorova, University of Texas Health Science Center at Houston Félix Goñi, University of the Basque Country, Spain 901-plat 4:00 pm FISB MEDIATED MEMBRANE FISSION DURING SPORULATION IN BACILLUS SUBTILIS .  Ane Landajuela , Martha Braun, Christopher Daniel Rodrigues, Thierry Doan, David Rudner, Erdem Karatekin 902-plat 4:15 pm PHOSPHOLIPID TRANSLOCATION AS DRIVER OF CHOLESTEROL (RE) DISTRIBUTION. Milka Doktorova , Jessica L. Symons, Kandice R. Levental, Ilya Levental 903-plat 4:30 pm A SEMI-SUPERVISED LEARNING APPROACH FOR CALCULATION OF MEM- BRANE CURVATURE PROPERTIES, WITH APPLICATION TO MITOCHONDRI- AL MODEL MEMBRANES. Moeen Meigooni , Emad Tajkhorshid 904-plat 4:45 pm IMPACT OF DYSLIPIDEMIC LEVELS OF OXIDIZED CHOLESTEROL ON ENDO- THELIAL MEMBRANES. Manuela A. Ayee , Katie Lam, Irena Levitan 905-plat 5:00 pm PATCHES AND BLEBS, A COMPARATIVE STUDY OF TWO PLASMA MEM- BRANE PREPARATIONS FROM CHO CELLS.  Félix M. Goñi , Bingen G. Monasterio, Noemi Jimenez-Rojo, Aritz Garcia-Arribas, Howard Riezman, Alicia Alonso

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