Enzyme Catalysis 4511 F10

Enzyme Catalysis 4511 F10 - Enzymatic Catalysis Prof. W. L....

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Enzymatic Catalysis Prof. W. L. Kelly CHEM 4511/6501 Fall 2010
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Enzymatic Catalysis I. Introduction II. Writing and Understanding Mechanisms III. History, Nomenclature, and “The Basics” IV. Reaction Coordinates and Activation Energy V. How Enzymes Work VI. Hexokinase and Enolase VII. Lysozyme VIII. Proteases
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III. History, Nomenclature and Basics
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Cofactors Examples of Inorganic Cofactors: Ion Enzyme Cu 2+ Cytochrome Oxidase Fe 2+ or Fe 3+ Cytochrome Oxidase, catalase, peroxidase K + Pyruvate Kinase + xk i ns l s h sph t s p t kin s Mg 2+ Hexokinase, glucose-6-phosphatase, pyruvate kinase Mn 2+ Arginase, ribonucleotide reductase Ni 2+ Urease Zn 2 + Carbonic anhydrase, alcohol dehydrogenase, carboxypeptidase A
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Cofactors/Coenzymes NH HN O H H CO H S 2 Biotin Coenzyme A 5’-Deoxyadenosylcobalamin
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Cofactors/Coenzymes OH N N O OH HO OR R = OP O O O P O O O Adenosine lavin adenine dinucleotide (FAD) N NH Flavin adenine dinucleotide (FAD) N H N H 2 N S S CO 2 H HN O N H HN H N CO 2 H Lipoic Acid Tetrahydrofolic Acid OC O 2 H
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Enzyme Catalysis 4511 F10 - Enzymatic Catalysis Prof. W. L....

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