Pyruvate Dehydrogenase Complex

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  Subject Areas on Research

  • A study of the binding of thiamine diphosphate and thiochrome diphosphate to the pyruvate dehydrogenase multienzyme complex. 
  • Automated image acquisition and processing using a new generation of 4K x 4K CCD cameras for cryo electron microscopic studies of macromolecular assemblies. 
  • Characterization of mediators of insulin action. 
  • Elementary steps in the reaction mechanism of pyruvate dehydrogenase multienzyme complex from Escherichia coli: kinetics of flavin reduction. 
  • Elementary steps in the reaction mechanism of the pyruvate dehydrogenase multienzyme complex from Escherichia coli: kinetics of acetylation and deacetylation. 
  • Fluorescence energy transfer between the thiamine diphosphate and flavine adenine dinucleotide binding sites on the pyruvate dehydrogenase multienzyme complex. 
  • Fluorescence energy transfer measurements between ligand binding sites of the pyruvate dehydrogenase multienzyme complex. 
  • Fluorescence energy transfer measurements in the pyruvate dehydrogenase multienzyme complex from Escherichia coli with chemically modified lipoic acid. 
  • Fluorescence studies of the pyruvate dehydrogenase multienzyme complex from Escherichia coli. 
  • From the Cover: Arsenite Uncouples Mitochondrial Respiration and Induces a Warburg-like Effect in Caenorhabditis elegans. 
  • Intracellular mediators of insulin action. 
  • Mechanism of action of the pyruvate dehydrogenase multienzyme complex from Escherichia coli. 
  • Molecular structure of a 9-MDa icosahedral pyruvate dehydrogenase subcomplex containing the E2 and E3 enzymes using cryoelectron microscopy. 
  • Multiple mass isotopomer tracing of acetyl-CoA metabolism in Langendorff-perfused rat hearts: channeling of acetyl-CoA from pyruvate dehydrogenase to carnitine acetyltransferase. 
  • Obesity and lipid stress inhibit carnitine acetyltransferase activity. 
  • Oral tolerance and pyruvate dehydrogenase in patients with primary biliary cirrhosis. 
  • PPAR alpha ligand protects during cisplatin-induced acute renal failure by preventing inhibition of renal FAO and PDC activity. 
  • Processing of intermediates in multienzyme complexes. 
  • Pyruvate dehydrogenase complex and nicotinamide nucleotide transhydrogenase constitute an energy-consuming redox circuit. 
  • Subunit stoichiometry and molecular weight of the pyruvate dehydrogenase multienzyme complex from Escherichia coli. 
  • The insulinomimetic effects of the polar head group of an insulin-sensitive glycophospholipid on pyruvate dehydrogenase in both subcellular and whole cell assays. 
  • The pathway mediating insulin's effects on pyruvate dehydrogenase bypasses the insulin receptor tyrosine kinase. 
  • Visualization of alpha-helical features in a density map constructed using 9 molecular images of the 1.8 MDa icosahedral core of pyruvate dehydrogenase. 
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  Keywords of People

  • Grimsrud, Paul, Assistant Professor in Medicine, Medicine, Endocrinology, Metabolism, and Nutrition