Conference Program
 
BIOINORGANIC CHEMISTRY
Graduate Research Seminar

January 28-31, 1999
Four Points Sheraton / Holiday Inn Express
Ventura, CA

Chair:
Matthew J. Ryle

Vice Chair:
Megan Nunez

Thursday, Jan. 28th
Joint Session with Metals In Biology
4:00-6:00 pm Poster Session # 1
6:00 pm Dinner Break
7:30 pm Introduction
Eckard Munck, Carnegie Mellon university
7:45 pm "Design and Application of Hydrogen Peroxide Activators"
Terrence J. Collins, Carnegie Mellon University
9:00 pm Poster Session # 2
Friday, Jan. 29th
Metalloprotein Transcription Factors and Metal Nucleic Acid Interactions
8:20 am Conference Photo
8:50 am Introduction
Chair: Jacqueline Barton, California Institute of Technology
9:05 am "Mossbauer studies of the oxygen-controlled activation/deactivation of the transcription factor FNR in E. coli whole cells"
Codrina Popescu, Carnegie Mellon University
9:35 am "Coordination Chemistry and DNA Binding Studies of a Non-Classical Zinc Finger Motif"
Elizabeth Cox, Darmouth University
10:05 am "Crystal Structure of a lead-dependent RNA enzyme, metal binding and implications for catalysis by a small ribozyme"
Joseph Wedekind, Stanford University
10:35 am "Crystal Structure of a Photoexcitable Rhodium Intercalator Bound to a DNA Double Helix"
Clara Kielkopf and Kathryn Erkkila, California Institute of Technology
11:05 am Coffee Break
Enzymatic Synthesis of Metalloprotelin Active Sites
11:35 am "Functional Characterization of the Klebsiella aerogenes Urease Nickel Metallochaperone UreE"
Gerry Colpas, Michigan State University
12:05 pm "Biosynthesis of the FeMo Cofactor of Nitrogenase: The role of the NifEN complex"
Paul Goodwin, Virginia Polytechnic Institute and State University
12:35 pm Lunch and Afternoon Break
4:00-6:00 pm Poster Session # 3
Inorganic Complexes as Models for Enzyme Active Sites
7:30 pm Introduction
Chair: Richard Holm, Harvard University
7:45 pm "L-Edge Soft X-ray Spectroscopy of Ni-Fe Hydrogenase and Ni Models"
Hongxin Wang, University of California, Berkeley
8:15 pm "Copper-Dioxygen Reactivity Model Chemistry: Oxo-Transfer to and from a Dicopper Complex"
Christiana Xin Zhang, Johns Hopkins University
8:45 pm "A Functional Model for Rieske Dioxygenases: Cis-Dihydroxylation of Olefins by a Nonheme Iron Catalyst"
Kui Chen, University of Minnesota
9:15 pm "Synthesis and Characterization of Model Compounds for the Metalloenzyme Nitrile Hydratase"
Dirk Schweitzer, University of Washington
10:00 pm Poster Session # 4
Saturday, Jan. 30th
Metalloprotein Structure and Function
8:30 am Introduction
Chair: Rowena Matthews, University of Michigan
8:45 am "Mechanistic Studies on the Bifunctional Acetyl-CoA Synthase found in Clostridium thermoaceticum"
Ernie Maynard, Texas A & M University
9:15 am "The Ins and Outs of Ferritin Iron: A Role for the Channel at the Subunit Trimer Junction"
Hidenori Takagi, Children's Hospital Oakland Research Institute
9:45 am "Crystal Structures of Heme Oxygenase"
Dave Schuller, University of California, Irvine
10:15 am "The Final Step in Methanogenesis: Mechanism of the Heme- and Iron-Sulfur-Containing Heterodisulfide Reductase"
Eisuke Murakami, University of Nebraska
10:45 am Coffee Break
11:05 am "Optimization of a [4Fe-4S]2+/+ Binding Peptide for Modular Metalloprotein Design"
Brian R. Gibney, University of Pennsylvania
11:35 am "Kinetic Investigation of Topa Quinone Biogenesis"
Joanne Dove, University of Califomia, Berkeley
12:05 pm "Very different redox potentials from very similar proteins; the basis for metal-ion specificity in Fe- and Mn- dependent superoxide dismutases"
Carrie Vance, Johns Hopkins University
Afternoon Break
Strategies for Oxygen Activation
7:30 pm Introduction
Chair: Elizabeth Theil, Children's Hospital Oakland Research Institute
7:45 pm "Detection of Reaction Intermediates in the Stearoyl-acyl Carrier Protein Desaturase"
John A. Broadwater, University of Wisconsin, Madison
8:15 pm "Oxygen Activation by Diiron Enzymes"
Carsten Krebs, Emory University
8:45 pm "Directing Metalloenzyme Substrate Specificity: Introduction of a Site for Manganese Oxidation in Cytochrome c Peroxidase"
Sheri Wilcox, Scripps Research Institute
9:15 pm "Cosubstrate and Substrate Binding to the Graphics/symbols/greek/alpha.gif -ketoglutatrate-Dependent Non-Heme Iron Enzyme Clavaminate Synthase 2: Coupling Mechanism of Oxidative Decarboxylation and Hydroxylation"
Jing Zhou, Stanford University
Sunday, Jan. 31
Novel Zinc Enzymes
8:30-8:45 am Introduction
Chair: Bo Malmstrom, University of Goteborg
8:45 am "Role of Zinc in the Methylation of Homocysteine in Cobalamin-independent Methionine Synthase from Escherichia coli"
Zhaohui Zhou, University of Michigan
9:15 am "Role of a Zinc Metalloenzyme in Activation of Epoxides for the Multiprotein Epoxide Carboxylating System from Xanthobacter Strain Py2"
Jeff Allen, Utah State University
9:45 am "Identification of Potential Metal-Coordinating Residues in the Zinc Metalloenzyme UDP-3-0-acyl- GlcNAc Deacetylase of E. coli"
Jane Jackman, Duke University
10:15 am Business Meeting
10:30 am Coffee Break
Understanding Photosynthesis
Chair: Harry Gray, California Institute of Technology
11:00 am "Characterization of Mn oxidation states in photosystern II using high-resolution x-ray fluorescence spectroscopy"
Uwe Bergman, University of California, Berkeley
11:30 am "Photosynthetic Water Oxidation: A metalloradical mechanism"
Johnathan O'Brien, Michigan State University
12:00 pm "Amine Binding and Oxidation at the Catalytic Site for Photosynthetic Water Oxidation"
Anthony Ouellette, University of Minnesota

Last Updated: May 5, 2006