Biophysical Society 60th Annual Meeting

1523-Pos Board B500 MITOCHONDRIAL PERMEABILITY TRANSITION PORE (MPTP) FORMATION REQUIRES THE PARTICIPATION OF C-SUBUNIT OF ATP-SYNTHASE, POLYHY- DROXYBUTYRATE (PHB) AND INORGANIC POLYPHOSPHATE (POLYP). Pia A. Elustondo , Nelli Mnatsakanyan, Zakharian Eleonora, Elizabeth A. Jonas, Evgeny Pavlov 1524-Pos Board B501 EDUCATION TRAVEL AWARDEE CONTRIBUTION OF INORGANIC POLYPHOSPHATE TOWARDS REGULATION OF MITOCHONDRIAL FREE CALCIUM. M. de la Encarnacion Solesio Torregrosa , Lusine Demirkhanyan, Eleonora Zakharian, Evgeny Pavlov 1525-Pos Board B502 FORMATION OF POLYPHOSPHATE-POLY-BETA-HYDROXYBUTYRATE GRANULE-LIKE COMPLEXES IN HEART FAILURE MYOCYTES. Lusine Demirkhanyan, Ian P. Palmer, Walter Boyd, Claus S. Sondergaard, Kristin Grimsrud, Leigh G. Griffiths, Julie Bossuyt, Donald M. Bers, Eleonora Zakharian, Elena N. Dedkova 1526-Pos Board B503 ABSENCE OF PHYSIOLOGICAL CALCIUM TRANSIENTS TRIGGERS MI- TOCHONDRIAL ROS PRODUCTION IN SKELETAL MUSCLE FOLLOWING DENERVATION. Chehade Karam, Jianxun Yi, Carlos Manno, Heping Cheng, Jianjie Ma, Jingsong Zhou 1527-Pos Board B504 IMPAIRED MITOCHONDRIAL FUNCTION DUE TO FAMILIAL ALZHEIM- ERS DISEASE-CAUSING PRESENILINS MUTANTS VIA CALCIUM DISRUP- TIONS. Patrick T. Toglia , Ghanim Ullah 1528-Pos Board B505 MICU1, THE CA 2+ SENSING REGULATOR OF THE MITOCHONDRIAL CA 2+ UNIPORTER IS REQUIRED FOR ADAPTATION TO POSTNATAL LIFE. Melanie Paillard , Anil N. Antony, Cynthia Moffat, Egle Juskeviciute, Brad Bolon, Emanuel Rubin, György Csordás, Erin L. Seifert, Jan B. Hoek, György Board B506 MICU1 REGULATION OF MITOCHONDRIAL CALCIUM UPTAKE IS CRUCIAL FOR LIVER REGENERATION. Anil N. Antony , Melanie Paillard, Cynthia Moffat, Egle Juskeviciute, Emanuel Rubin, Gyorgy Csordas, Erin Seifert, Gyorgy Hajnoczky, Jan B. Hoek 1530-Pos Board B507 STRATEGIC COMPOSITION AND ENRICHMENT OF THE MITOCHON- DRIAL CA 2+ UNIPORTER AT MITOCHONDRIA-SR ASSOCIATIONS CRE- ATES HOTSPOTS FOR MITOCHONDRIAL CA 2+ UPTAKE IN THE CARDIAC MUSCLE. Sergio De la Fuente , Caitlin Vail, Elorm J. Agra, Kira Holmstrom, Junhui Sun, Jyotsna Mishra, Toren Finkel, Elisabeth Murphy, Suresh K. Joseph, Shey-Shing Sheu, Gyorgy Csordas 1531-Pos Board B508 STUDY OF THE CAPACITY OF EACH IP3 RECEPTOR ISOFORM TO SUPPORT ER-MITOCHONDRIAL CALCIUM TRANSFER. Adam Bartok , Tünde Golenár, Száva Bánsághi, David Weaver, Kamil J. Alzayady, Suresh K. Joseph, David I. Yule, György Csordás, György Hajnóczky Energy and Light Transducing Complexes (Boards B509 - B524) 1532-Pos Board B509 A POTENTIAL ROTATIONAL MECHANISM OF THE γ- SUBUNIT OF F1 – ATPASE - TORQUE GENERATION THROUGH THE RANDOMMOVEMENT OF AN ASYMMETRIC ROTOR. Ya-chang Chou , Yi-Feng Hsiao 1533-Pos Board B510 MECHANISM OF ENERGY CONVERSION DURING THE ROTARY CATALYTIC CYCLE OF F1-ATPASE.  Jacek Czub , Milosz Wieczor, Mateusz Dutkiewicz, Helmut Grubmueller Hajnóczky 1529-Pos

1534-Pos Board B511 ATP SYNTHASE: ADVANTAGES OF THE ROTARY MECHANISM UNDER DIVERSE CONDITIONS. Zining Zhang, Ramu Anandakrishnan , Rory Donovan, Daniel Zuckerman 1535-Pos Board B512 A NEW GROUP OF EUBACTERIAL LIGHT-DRIVEN PROTON PUMPS LACK- ING THE CARBOXYLIC PROTON DONOR. Andrew Harris, Milena Ljumovic, Ana-Nicoleta Bondar, Yohei Shibata, Yuto Suzuki, Shota Ito, Keiichi Inoue, Hideki Kandori, Leonid Brown 1536-Pos Board B513 PHOTO-CURRENT AND TEM IMAGING CHARACTERIZATION OF LIGHT- GATED ION PUMP PROTEINS IN LIPID MEMBRANES.  Joel Kamwa , Surendra Singh, Jiali Li 1537-Pos Board B514 A DNA-BASED BUILDING BLOCK FOR DESIGNER EXCITONIC CIRCUITS. Eti- enne Boulais, Nicolas Sawaya, Rémi Veneziano , Alessio Andreoni, Su Lin, Neal Woodbury, Hao Yan, Alan Aspuru-Guzik, Mark Bathe 1538-Pos Board B515 PHOTOINDUCED ELECTRON TRANSFER FROM PORPHYRINS TO QUI- NONES RANDOMLY DISPERSED IN A POLYMERIC MEDIUM. Marcelo K. K. Nakaema , Rosemary Sanches 1539-Pos Board B516 THE ROLE OF PROTEIN CONFORMATIONAL CHANGES IN TUNING THE FLUORESCENCE STATE OF LIGHT-HARVESTING COMPLEXES. Nicoletta Liguori , Xavier Periole, Laura M. Roy, Yarah Bot, Siewert J. Marrink, Roberta Croce 1540-Pos Board B517 PHOTO-INDUCED CHARGE AND ENERGY IN COMPLEXES OF C-TYPE CYTO- CHROMES WITH WATER-SOLUBLE PORPHYRINS. Oleksandr Kokhan , C. Alexander Hudson, Daniel R. Marzolf, Aidan M. McKenzie 1541-Pos Board B518 CHARACTERIZATIONS OF SUBSTRATE DELIVERY PATHWAYS IN THE NITRIC OXIDE REDUCTASE. Paween Mahinthichaichan , Robert B. Gennis, Emad Tajkhorshid 1542-Pos Board B519 MULTIHEME CYTOCHROMES AND THE BACTERIAL NANOWIRES OF SHEWANELLA ONEIDENSIS MR-1: REGULATION, STRUCTURE, AND EX- TRACELLULAR ELECTRON TRANSPORT MECHANISMS. Sahand Pirbadian , Sarah E. Barchinger, Poorna Subramanian, Christine M. Sambles, Carol S. Baker, Nigel J. Burroughs, Grant J. Jensen, John H. Golbeck, Mohamed Y. Board B520 DIVIDE-CONQUER-RECOMBINE KINETIC MONTE CARLO SIMULATIONS OF ELECTRON TRANSFER IN THE EXTRACELLULAR REDOX NETWORK OF SHEWANELLA ONEIDENSIS MR-1. Hye Suk Byun , C. Masato Nakano, Heng Ma, Sahand Pirbadian, Aiichiro Nakano, Tao Wei, Mohamed Y. El-Naggar 1544-Pos Board B521 EFFECT OF DIFFERENT SUBSTRATES ON GROWTH AND REDOX POTENTIAL KINETICS OF ESCHERICHIA COLI WILD TYPE AND HYDROGENASES LACK- ING MUTANT. Anna Poladyan , Satenik Mirzoyan, Armen Trchounian 1545-Pos Board B522 COMPARISON OF DICYCLOHEXYLCARBODIIMIDE (DCCD)-INDUCED EF- FECTS ON STRUCTURE AND ACTIVITY IN CYTOCHROME C OXIDASE (COX) FROM BOVINE HEART AND RHODOBACTER SPHAEROIDES. Lawrence J. Prochaska , Kelli N. Fisher, Christine N. Pokalsky El-Naggar 1543-Pos

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