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Produktdetails
- Verlag: Springer, Berlin
- Softcover reprint of the original 1st ed. 1996
- Seitenzahl: 612
- Erscheinungstermin: 26. November 2012
- Englisch
- Abmessung: 279mm x 210mm x 33mm
- Gewicht: 1469g
- ISBN-13: 9781468486032
- ISBN-10: 1468486039
- Artikelnr.: 37476895
1. Introduction: From Physiology to DNA and Back.- 2. RNA Chain Initiation and Promoter Escape by RNA Polymerase.- Promoter Function is Regulated at Two Distinct Phases of Transcription: Promoter Binding and RNA Chain Initiation.- The Biochemistry of the RNA Chain Initiation Phase of Transcription.- Parameters That Describe the RNA Chain Initiation Reaction at Different Promoters.- Factors That Affect the Initiation Reaction: Intrinsic Factors.- Factors That Affect the Initiation Reaction: Extrinsic Factors.- Models for the Mechanism of RNA Chain Initiation: Some Simple Models Do Not Account for What Is Known.- Models for the Mechanism of RNA Chain Initiation-Models Based on Recent Models for RNA Chain Elongation.- 3. Transcription Termination and Its Control.- Termination.- Antitermination.- 4. Codon Context, Translational Step-Times and Attenuation.- Overview.- Attenuation.- Codon Context and Translational Efficiency.- Effects of Codon Pair Bias on Translational Step-Times.- Discussion.- 5. Control by Antisense RNA.- Antisense RNAs Control Diverse Biological Functions.- Antisense RNAs Control Gene Expression at Many Different Post-Transcriptional Levels.- Antisense RNAs Pair to Their Target RNAs by Defined Mechanisms.- Overview.- 6. Translational Control of Gene Expression in E. Coli and Bacteriophage.- Translation Initiation.- Translational Operators.- Translational Repressors.- Mechanisms of Control.- Translational Control and mRNA Processing and/or Degradation.- The Role of Translational Control in Growth Rate Regulation.- Conclusions and Perspectives.- 7. Effects of DNA Supercoiling on Gene Expression.- Synopsis.- The Dependence of Transcription on the Cellular Level of DNA Gyrase and DNA Topoisomerase I.- Mechanistic Considerations.- Supercoiling of the DNA Template by Transcription.- Concluding Remarks.- 8. The HU and IHF Proteins: Accessory Factors for Complex Protein-DNA Assemblies.- Perspective.- Structure.- Interaction with Nucleic Acids.- Control of Intracellular Concentration and Activity.- Participation of IHF and HU in Well-Characterized Biochemical Processes.- Unfinished Business.- 9. The lac and gal Operons Today.- The lac and gal Operons Encode Enzymes of a Continuous Biochemical Pathway.- The Regulatory Circuits and Their Components.- Modulation of Promoters by cAMP-CRP.- Control of P2 by UTP in gal.- Natural Polarity.- Negative Control by Repressor-Operator Interactions.- Epilogue.- 10. The Maltose System.- and Scope.- The Positive Transcriptional Activator MalT.- The Maltose/Maltodextrin Transport System.- The Enzymes of the Maltose System.- Nonclassical Regulatory Phenomena.- Perspectives.- 11. The Phosphoenolpyruvate-Dependent Carbohydrate: Phosphotransferase System (PTS) and Control of Carbon Source Utilization.- Regulatory Phenomena Related to Carbon Source Utilization.- Bacterial Transport Systems and Global Regulatory Networks Form a Unit.- The Bacterial PTS Is a Transport and Signal Transduction System.- IIAGlc of the PTS Is Central to Carbon Catabolite Repression.- IIAGlc, the Regulation of Adenylate Cyclase Activity and of Intracellular cAMP Levels.- Not Only cAMP Levels, but Also CRP Levels Are Essential in Catabolite Repression.- IIAGlc and Inducer Exclusion.- Catabolite Repression and Inducer Exclusion Act in Concert.- Carbon Catabolite Repression through PTS-Control Is Part of a Stimulon.- Concluding Remarks.- 12. The Cap Modulon.- The Long History of CAP.- Cyclic AMP and Gene Expression.- CAP as a Global Regulator: The CAP Modulon.- CAP Binding at Target Promoters and Structural Studies.- Activation by CAP at "Simple" Promoters.- Activation by CAP at Complex Promoters.- CAP as a Repressor and a Co-Repressor.- CAP: Paradigm or Artifact?.- 13. Regulation of Nitrogen Assimilation.- The glnALG(glnA ntrBC) Operon.- The ?54-Dependent Promoter.- Transcriptional Enhancers.- Phosphorylation of NRI.- NRI/NRII as Two-Component Paradigm.- Activation of Transcription.- Response to Nitrogen Availability.
1. Introduction: From Physiology to DNA and Back.- 2. RNA Chain Initiation and Promoter Escape by RNA Polymerase.- Promoter Function is Regulated at Two Distinct Phases of Transcription: Promoter Binding and RNA Chain Initiation.- The Biochemistry of the RNA Chain Initiation Phase of Transcription.- Parameters That Describe the RNA Chain Initiation Reaction at Different Promoters.- Factors That Affect the Initiation Reaction: Intrinsic Factors.- Factors That Affect the Initiation Reaction: Extrinsic Factors.- Models for the Mechanism of RNA Chain Initiation: Some Simple Models Do Not Account for What Is Known.- Models for the Mechanism of RNA Chain Initiation-Models Based on Recent Models for RNA Chain Elongation.- 3. Transcription Termination and Its Control.- Termination.- Antitermination.- 4. Codon Context, Translational Step-Times and Attenuation.- Overview.- Attenuation.- Codon Context and Translational Efficiency.- Effects of Codon Pair Bias on Translational Step-Times.- Discussion.- 5. Control by Antisense RNA.- Antisense RNAs Control Diverse Biological Functions.- Antisense RNAs Control Gene Expression at Many Different Post-Transcriptional Levels.- Antisense RNAs Pair to Their Target RNAs by Defined Mechanisms.- Overview.- 6. Translational Control of Gene Expression in E. Coli and Bacteriophage.- Translation Initiation.- Translational Operators.- Translational Repressors.- Mechanisms of Control.- Translational Control and mRNA Processing and/or Degradation.- The Role of Translational Control in Growth Rate Regulation.- Conclusions and Perspectives.- 7. Effects of DNA Supercoiling on Gene Expression.- Synopsis.- The Dependence of Transcription on the Cellular Level of DNA Gyrase and DNA Topoisomerase I.- Mechanistic Considerations.- Supercoiling of the DNA Template by Transcription.- Concluding Remarks.- 8. The HU and IHF Proteins: Accessory Factors for Complex Protein-DNA Assemblies.- Perspective.- Structure.- Interaction with Nucleic Acids.- Control of Intracellular Concentration and Activity.- Participation of IHF and HU in Well-Characterized Biochemical Processes.- Unfinished Business.- 9. The lac and gal Operons Today.- The lac and gal Operons Encode Enzymes of a Continuous Biochemical Pathway.- The Regulatory Circuits and Their Components.- Modulation of Promoters by cAMP-CRP.- Control of P2 by UTP in gal.- Natural Polarity.- Negative Control by Repressor-Operator Interactions.- Epilogue.- 10. The Maltose System.- and Scope.- The Positive Transcriptional Activator MalT.- The Maltose/Maltodextrin Transport System.- The Enzymes of the Maltose System.- Nonclassical Regulatory Phenomena.- Perspectives.- 11. The Phosphoenolpyruvate-Dependent Carbohydrate: Phosphotransferase System (PTS) and Control of Carbon Source Utilization.- Regulatory Phenomena Related to Carbon Source Utilization.- Bacterial Transport Systems and Global Regulatory Networks Form a Unit.- The Bacterial PTS Is a Transport and Signal Transduction System.- IIAGlc of the PTS Is Central to Carbon Catabolite Repression.- IIAGlc, the Regulation of Adenylate Cyclase Activity and of Intracellular cAMP Levels.- Not Only cAMP Levels, but Also CRP Levels Are Essential in Catabolite Repression.- IIAGlc and Inducer Exclusion.- Catabolite Repression and Inducer Exclusion Act in Concert.- Carbon Catabolite Repression through PTS-Control Is Part of a Stimulon.- Concluding Remarks.- 12. The Cap Modulon.- The Long History of CAP.- Cyclic AMP and Gene Expression.- CAP as a Global Regulator: The CAP Modulon.- CAP Binding at Target Promoters and Structural Studies.- Activation by CAP at "Simple" Promoters.- Activation by CAP at Complex Promoters.- CAP as a Repressor and a Co-Repressor.- CAP: Paradigm or Artifact?.- 13. Regulation of Nitrogen Assimilation.- The glnALG(glnA ntrBC) Operon.- The ?54-Dependent Promoter.- Transcriptional Enhancers.- Phosphorylation of NRI.- NRI/NRII as Two-Component Paradigm.- Activation of Transcription.- Response to Nitrogen Availability.