PHYSMonday, March 26, 2007

1:00 PM-5:00 PM McCormick Place South -- Room S401D, Level 4, Oral
Biophysics of RNA
Catalytic RNAs
Organizers:Joseph D. Puglisi
James R. Williamson
Presiding:Philip C. Bevilacqua
1:00 PMCatalytic mechanism of the hairpin ribozyme
Martha J. Fedor, Yaroslav I. Kuzmin, Carla P. Da Costa, Joseph W. Cottrell
1:40 PMFolding of rRNA shapes the early steps of 30 S ribosome assembly
Tadepalli Adilakshmi, Deepti L. Bellur, Priya Ramaswamy, Sarah A Woodson
2:20 PMPhysical studies of RNA-metal ion interactions
Michael Harris
3:00 PMIntermission
3:20 PMDiels-Alder ribozyme catalysis: A computational approach
Xiaohua Zhang, Thomas C. Bruice
3:40 PMGeneral acid-base catalysis and pKa shifting in RNA: Insights from ribozymes and model oligonucleotides
Philip C. Bevilacqua, Trevor S. Brown, Durga M. Chadalavada, Juliette T. Lecomte, Ellen M. Moody, Shu-ichi Nakano, Nathan A. Siegfried, Rieko Yajima
4:20 PMThe structure and catalytic mechanism of the VS ribozyme
David MJ. Lilley, Timothy J. Wilson, Jonathan Ouellet, Jan Lipfert, Aileen McLeod

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The 233rd ACS National Meeting, Chicago, IL, March 25-29, 2007