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1.Carboxypeptidase a Inhibition Conscripting Glu-270 and Arg-127: Implications to Carboxypeptidase a Catalytic Actions 2.Arndt-Eistert Reaction of N-Tosyl Cyclic α-Amino Acids to α, β-Unsaturated Esters Bearing a Terminal Tosylamino Group

Abstract第3页
Contents第7-12页
List of Figures第12-16页
List of Tables第16-17页
List of Schemes第17-20页
Part One. Carboxypeptidase A Inibition Conscripting Glu-270 and Arg-127: Implications to Carboxypeptidase A Catalytic Actions第20-97页
    Chapter 1 Introduction to Enzyme Inhibition第21-29页
        1.1 Introduction第21页
        1.2 Irreversible inhibition第21-22页
        1.3 Reversible inhibition第22-27页
            1.3.1 Competitive inhibition第23页
            1.3.2 Kinetics of competitive inhibition第23-25页
            1.3.3 Noncompetitive inhibition第25-26页
            1.3.4 Uncompetitive inhibition第26-27页
        1.4 General considerations for enzyme inhibition第27-29页
    Chapter 2 Carboxypeptidase A and Its Inhibitors第29-56页
        2.1 Introduction第29页
        2.2 Structure and specificity of Carboxypeptidase A第29-33页
            2.2.1 Structure of Carboxypeptidase A第30页
            2.2.2 Active site of Carboxypeptidase A第30-33页
                A. Zinc ion第31-32页
                B. Glu-270第32页
                C. Arg-127第32-33页
                D. Zinc-bound water第33页
        2.3 Catalytic mechanism of Carboxypeptidase A第33-36页
            2.3.1 Hydrolytic mechanism for esters第34-35页
            2.3.2 Hydrolytic mechanism for peptides第35-36页
        2.4 Irreversible inhibitors of Carboxypeptidase A第36-43页
            2.4.1 Affinity labeling agents第36页
            2.4.2 Mechanism-based inactivators第36-42页
                A. Glu-270 as a base第37-38页
                B. Coordination to the zinc ion and Glu-270 as a nucleophile第38-41页
                C. Rearrangement induced by nucleophilic attacking of Giu-270第41-42页
            2.4.3 Summary第42-43页
        2.5 Reversible inhibitors of Carboxypeptidase A第43-56页
            2.5.1 Interactions with Arg-145 and hydrophobic pocket第44-45页
            2.5.2 Zinc ion第45-50页
                A. Zinc chelators第45-47页
                B. Ground state analog inhibitors第47-48页
                C. Transition state analog inhibitors: zinc ion and Arg-127第48-50页
            2.5.3 Glu-270第50-52页
            2.5.4 Hydrophobic pockets第52-56页
    Chapter 3 Design, Synthesis and Evaluation of (2'S, 2S)-3-Phenyl-2-(pyrrolidine-2-yl)propionic Acid and (2'S, 2S)-2-Benzyl-3-(pyrrolidine-2-yl)propionic Acid as Carboxypeptidase A Inhibitors to Explore theElectro-static Interactions with Glu第56-70页
        3.1 Design第56-58页
        3.2 Synthesis and structure determination of(2S, 2'S)-3-phenyl-2-(pyrrolidine-2-yl) propionic acid第58-62页
        3.3 Conclusions and discussions第62-66页
        3.4 Experimental section第66-70页
            3.4.1 Synthesis第66-69页
            3.4.2 Kinetic assays第69-70页
    Chapter 4 Design, Synthesis and Kinetic Evaluation of Inhibitors with Chiral Sulfoxides as Binding Groups of the Active Site of Carboxypeptidase A: Differentiating the Chiral Circumstance of the Active Site第70-91页
        4.1 Rationale第70-72页
        4.2 Synthesis and structure determination第72-75页
        4.3 Kinetic results第75-80页
        4.4 Conclusions and discussions第80-83页
        4.5 Experimental section第83-91页
            4.5.1 Synthesis第83-89页
            4.5.2 Kinetics第89-91页
    References第91-97页
Part Two. Arndt-Eistert Reaction of N-Tosyl Cyclic α-Amino Acids to α,β-Unsaturated Esters Bearing a Terminal Tosylamino Group第97-128页
    Chapter 1 Introduction第98-108页
        1.1 Mechanism of Arndt-Eistert reaction第99-102页
        1.2 Migratory aptitudes and stereochemistry第102-104页
        1.3 Applications第104-108页
            1.3.1 Homologation of α-amino acids第104-105页
            1.3.2 Insertion to the ketene intermediates: pyrrolidinones第105-106页
            1.3.3 Rearrangement of α,β-epoxy diazomethyl ketones第106-108页
    Chapter 2 Arndt-Eistert reaction of N-tosyl cyclic α-amino acids to α,β-unsaturated esters bearing a terminal tosylamino group第108-124页
        2.1 Introduction第108-109页
        2.2 Arndt-Eistert homologation of N-tosyl cyclic α-amino acids第109-117页
            2.2.1 Arndt-Eistert homologation of L-N-tosyl aziridine-2-carboxylic acid第109-113页
            2.2.2 Arndt-Eistert homologation of L-N-tosyl azetidine-2-carboxylic acid第113-115页
            2.2.3 Arndt-Eistert homologation of L-N-tosyl proline第115-117页
        2.3 Conclusions第117-118页
        2.4 Experimental section第118-124页
    References第124-128页
Summary (in Chinese)第128-132页
Acknowledgement (in Chinese)第132-133页
Curriculum Vitae第133-134页
Publications and Contributions of Meetings第134-135页

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