Biophysical Society 2020 Annual Meeting

1352-Pos Board B420 UNDERSTANDING TRANSPORT OF ANTIBIOTIC MOLECULES ACROSS OUTER MEMBRANE CHANNELS IN THEIR NATIVE ENVIRONMENT USING OUTER MEMBRANE VESICLE FUSION AS A METHOD.  Jayesh A. Bafna , Jiajun Wang, Remi Terrasse, Lorraine Benier, mathias Winterhalter Skeletal Muscle Mechanics, Structure, and Regulation (Boards B421 - B437) 1353-Pos Board B421 ACTIVE AND PASSIVE CONTRIBUTION TO FORCE IN SKELETAL MUSCLE FIBRES: EFFECT OF AN ACTIVE STRETCH. Venus Joumaa , Faruk Ortes, Walter Herzog 1354-Pos Board B422 BINDING SITE ANALYSIS OF AN ANTI-TROPOMYOSIN DESTABILIZING PEP- TIDE USING FLUORESCENCE MICROSCOPY AND SPECTROSCOPY.  Blessing I. Oloyede , Douglas D. Root 1355-Pos Board B423 Travel Awardee DETECTION OF SUPER-RELAXED MYOSIN IN SPECIFIC HUMAN SKELETAL MUSCLE FIBER TYPES. Lien A. Phung , Aurora D. Foster, Mark S. Miller, Dawn A. Lowe, David D. Thomas 1356-Pos Board B424 RELGULATORY LIGHT CHAIN ORIENTAITON ON MYOSIN S1 USING A BIFUNCTIONAL SPIN LABEL. Yahor Savich , Megan R. McCarthy, David D. Thomas 1357-Pos Board B425 MITOCHONDRIAL ORGANIZATION IS SEVERLY MODIFIED IN SKELETAL MUSCLES OF SEPTIN7 KNOCKDOWN ANIMALS. Mónika Gönczi , László Sz- abó, Zsolt Ráduly, Nóra Dobrosi, Gréta Kis, Karolina Cseri, Beatrix Dienes, László Csernoch 1358-Pos Board B426 DEVELOPMENT OF MECHANICAL AND STRUCTURAL DYSFUNCTION IN SKELETAL MUSCLE FROM A DUCHENE MUSCULAR DYSTROPHY RAT MODEL. Saffie Mohran , Chen-Ching Yuan, Shawn M. Luttrell, Weikang Ma, Thomas C. Irving, David L. Mack, Michael Regnier 1359-Pos Board B427 CROSS-BRIDGE CYCLING KINETICS SLOW AT LONGER MUSCLE LENGTH IN TETANIC CONTRACTING MOUSE SOLEUS MUSCLE. Axel J. Fenwick , David C. Lin, Bertrand C. Tanner 1360-Pos Board B428 REAL-TIME INVESTIGATION OF SARCOMERE STRUCTURE-FUNCTION IN LIVE SKELETAL MUSCLE THROUGH FRET. Ashley A. Martin , Brian R. Thompson, Joseph M. Metzger 1361-Pos Board B429 SKELETAL MYOSIN-BINDING PROTEIN C ISOFORMS DIFFERENTIALLY REG- ULATE FAST- AND SLOW-TWITCH SKELETAL MUSCLE FUNCTION. Shane R. Nelson , Amy Li, Sheema Rahmanseresht, Filip Braet, Anabelle S. Cornachione, Samantha Beck Previs, Thomas O’Leary, James W. McNa- mara, Dilson E. Rassier, Sakthivel Sadayappan, Michael J. Previs, David M. Board B430 USE OF CELLS FROM REMOTELY COLLECTED URINE TO GENERATE HUMAN INDUCED PLURIPOTENT STEM CELLS AND MYOFIBERS THAT RECAPITULATE UNCONVENTIONAL MYOPATHIES. Shawn M. Luttrell , Saffie Mohran, Kati Buckingham, Michael J. Bamshad, Michael Regnier, David L. Mack 1363-Pos Board B431 STEP STRETCHES AND SHORTENINGS ELICIT SIMILAR TRANSIENT FORCE OVERSHOOTS.  Joel C. Robinett , Laurin M. Hanft, Kerry S. McDonald Warshaw 1362-Pos

1364-Pos Board B432 INSIGHTS INTO VARIOUS TYPES OF MYOPATHY USING THE ATOMIC MODEL OF LETHOCERUS MYOSIN FILAMENTS. Hamidreza Rahmani , Nadia Daneshparvar, Dianne Taylor, Kenneth A. Taylor 1365-Pos Board B433 MUTATIONS IN THE LARGE PROTEIN NEBULIN TRIGGER TYPICAL NE- MALINE MYOPATHY WITH A UNIQUE MOLECULAR MECHANISM.  Johan Lindqvist , Weikang Ma, Yaeren Hernandez, Frank W. Li, Justin Kolb, Paola Tonino, Balazs Kiss, Robbert van der Pijl, Esmat Karimi, Zaynab Hourani, John E. Smith, Coen A. Ottenheijm, Thomas C. Irving, Henk L. Granzier 1366-Pos Board B434 MOLECULAR DYNAMICS SIMULATIONS OF ALPHA-BETA-TROPOMYOSIN SHOW CONFORMATIONAL PROPERTIES OF HETERODIMERIC TROPOMYO- SIN. Michael J. Rynkiewicz , William Lehman 1367-Pos Board B435 STRESS-DEPENDENT ACTIVATION OF MYOSIN MOTORS CONTROLS THE COOPERATIVITY AND DYNAMICS OF FORCE GENERATION IN SKELETAL MUSCLE. Luca Fusi , Elisabetta Brunello, Lorenzo Marcucci, Ziqian Yan, Yin-Biao Sun, Malcolm Irving 1368-Pos Board B436 MEASUREMENT OF SKELETAL MUSCLE FIBER CONTRACTILITY WITH HIGH-SPEED TRACTION MICROSCOPY. David Böhringer , Martin Rausch, Martin Steinmann, Stefan Schruefer, Dirk W. Schubert, Annamaria Härtl, Christoph Mark, Ben Fabry 1369-Pos Board B437 USING POSITIONAL ISOMERS OF A SYNTHETIC NON-NUCLEOSIDE TRI- PHOSPHATE TO CONTROL MYOSIN FUNCTION. Mike Woodward , Eric Ostrander, Xiaorong Liu, Seung Pyo Jeong, Jianhan Chen, Dhandapani Venkataraman, Edward P. Debold Cell Mechanics, Mechanosensing, and Motility I (Boards B438 - B460) 1370-Pos Board B438 REDUCED VIMENTIN LEVEL IN FIBROBLASTS REGULATES CELL TRACTION FORCE BUT NOT MECHANOSENSING. Minh-Tri Ho Thanh 1371-Pos Board B439 DYNAMIC CROSSLINKING OF THE ACTIN CYTOSKELETON GOVERNS CELL MECHANICS. Loic Chaubet, Hossein Khadivi Heris, Allen J. Ehrlicher, Adam G. Hendricks 1372-Pos Board B440 MECHANOBIOLOGY OF EXTRAVASATING CD4(+) T-CELL CYTOSKEL- ETON. Alexander S. Zhovmer, Emilios K. Dimitriadis , Xuefei Ma, Paolo P. Provenzano, Erdem D. Tabdanov 1373-Pos Board B441 EFFECTS OF INTER-DOUBLET COUPLING ON FLAGELLAR BEATING. Louis Woodhams , Yenan Shen, Philip Bayly 1374-Pos Board B442 AN ARTIFICIAL PROTEIN-BASED BURNT-BRIDGES MOLECULAR MOTOR DESIGN. Chapin S. Korosec , Nancy R. Forde 1375-Pos Board B443 REAL-TIME NANOMETER-ACCURACY TRACKING OF SINGLE LIPID DROP- LETS IN LIVING CELLS. Hoi Man Lau , Hyokeun Park 1376-Pos Board B444 ROLE OF BRAF IN CANCER CELL EXTRAVASATION, MECHANOTRANSDUC- TION IN ENDOTHELIAL MONOLAYERS. Anna Hollosi , Katalin Paszty, Balint Bunta, Miklós S.Z. Kellermayer, Andrea Varga

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