Front Cover; The Enzymes, Volume IX; Copyright Page; Contents; List of Contributors; Preface; Contents of Other Volumes; Chapter 1. The Hexokinases; I. Introduction; II. The Yeast Hexokinases; III. The Mammalian Hexokinases; IV. Comparative Aspects; Chapter 2. Nucleoside and Nucleotido Kinases; I. Introduction; II. Nucleoside Kinases; III. Nucleotide Kinases; Chapter 3. Carbamate Kinase; I. Introduction; II. Molecular Properties; III. Catalytic Properties; IV. Function and Relation to Other Enzymes; Metabolite Control of Activity

Chapter 4. N5-Methyltetrahydrofolate-Homocysteine MethyltransferasesI. Introduction; II. B12 Methyltransferase from Escherichia coli; III. Non-B12 Methyltransferase from Escherichia coli; IV. Other Sources of Non-B12 and B12 N5-Methyltetrahydrofolate-Homocysteine Methyltransferases; Chapter 5. Enzymic Methylation of Natural Polynucleotides; I. Introduction; II. Transfer RNA Methyltransferases; III. Ribosomal RNA Methyltransferases; IV. DNA Methyltransferases; Chapter 6. Folate Coenzyme-Mediated Transfer of One-Carbon Groups; I. Introduction; II. Transfer of Formate and Its Congeners

III. Transfer of Formaldehyde and Its CongenersChapter 7. Aspartate Transcarbamylases; I. Introduction; II. Isolation and Characterization of the Native Enzyme from Escherichia coli; III. Isolation and Characterization of Subunits; IV. Reconstitution of Native ATCase from the Isolated Subunits; V. Detailed Subunit Structure of Native ATCase; VI. Mechanism of Catalysis for the E. coli Enzyme; VII. Cooperative Properties of the E. coli Enzyme; VIII. Biosynthesis and Genetics of Bacterial Aspartate Transcarbamylases; IX. Aspartate Transcarbamylases from Other Organisms

Chapter 8. Glycogen Synthesis from UDPGI. Historical; II. Molecular Properties; III. General Catalytic Properties; IV. The Two Forms of Glycogen Synthetase and Their Interconversion; V. Glycogen Synthetase of Mammalian Muscle; VI. Glycogen Synthetase of Mammalian Heart; VII. Glycogen Synthetase of Mammalian Liver; VIII. Glycogen Synthetase of Other Mammalian Tissues; IX. Glycogen Synthetase of Nonmammalian Organisms; Chapter 9. Lactose Synthetase; I. Introduction; II. Molecular Properties; Chapter 10. Amino Group Transfer; I. Introduction

II. Basic Chemical Features of the Transamination ReactionIII. Aspartate: 2-Oxoglutarate Aminotransferases; IV. Aminotransferases Acting on Other Substrates; V. Concluding Remarks; Chapter 11. Coenzyme A Transferases; I. Introduction; II. Properties; III. Catalytic Properties; Chapter 12. Amidinotransferases; I. Introduction; II. Glycine Amidinotransferase; III. Inosamine-P Amidinotransferase; Chapter 13. N-Acetylglutamate-5-Phosphotransferase; I. Introduction; II. Molecular Properties; III. Catalytic Properties; Author Index; Subject Index