The Bioinorganic Chemistry of Nickel

04.10.1988

Englisch

9780471186922

John Wiley & Sons

Nein

338

1

Gebundene Ausgabe

Nickel, Bioanorganische Chemie

Chapter 1: The Coordination Chemistry of Nickel: An Introductory Survey 1.1. Introduction 1.2. The Element 1.3 Nickel(II) Complexes 1.4. Structure and Bonding 1.5. Ligand Effects 1.6. Four-Coordinate Complexes 1.7. Six-Coordinate Complexes 1.8. Polynuclear Species 1.9. Less Common Oxidation States 1.10. Non-Innocent Ligands 1.11. Dithiolene Complexes 1.12. Dynamic Properties 1.13. Conclusions References Chapter 2: Nickel(III) Chemistry and Properties of the Peptide Complexes of Ni(II) and Ni(III) 2.1. Introduction 2.2. Monopeptide Complexes of Nickel (III) 2.3. Bis(dipeptido) Complexes of Nickel(II) and Nickel(III) 2.4. Bis(tripeptido) Complexes of Nickel(III) 2.5. Nickel(III) Mixed-Ligand Complexes 2.6. Electron Transfer and Redox Reactions References Chapter 3: The EPR Spectra of Odd-Electron Nickel Ions in Biological Systems: Theory for d7 and d9 Ions 3.1. EPR Spectra of Biological Nickel 3.2. EPR of Nickel in Odd-Electron States 3.3. Crystal Field Theory and the EPR Spectra of d7 and d9 Ions. 3.4. Crystal Field Theory and Low-Symmetry Complexes 3.5. Tetrahedral Complexes 3.6. Conclusions References Chapter 4: Electronic and Molecular Structure of Biological Nickel as Studied by X-ray Absorption Spectroscopy 4.1. Introduction 4.2. Nickel Model Compounds 4.3. Nickel Enzymes References Chapter 5: Nickel in Biology: Nickel as an Essential Trace Element 5.1. Introduction 5.2. Role of Nickel in Bacteria 5.3. Role of Nickel in Plants 5.4. Role of Nickel in Animals References Chapter 6: Biological Transport of Nickel 6.1. Introduction 6.2. Vertebrate Nickel Transport 6.3. Nickel Transport in Plants 6.4. Microbial Nickel Transport 6.5. Nickel Transport by Other Biological Systems 6.6. Conclusions References Chapter 7: Urease-A Ni(II) Metalloenzyme 7.1. Historical Perspective 7.2. The Synthesis and Degradation of Urea 7.3. The Nickel Content of Urease and Jackbeans 7.4. Hydroxamic Acids and the Equivalent Weight of Urease 7.5. The Molecular Properties of Urease 7.6. Absorption Spectra 7.7. On the Mechanism of Action of Urease 7.8. Conclusion References Chapter 8: Nickel in Hydrogenases from Sulfate-Reducing, Photosynthetic, and Hydrogen-Oxidizing Bacteria 8.1. Introduction 8.2. Structure of Hydrogenases 8.3. Hydrogenase Activity 8.4. Electron Paramagnetic Resonance Spectra 8.5. Redox Properties of Hydrogenases 8.6. The Role of Nickel in Hydrogenase Catalysis 8.7. Concluding Remarks: Toward a Classification of the Nickel-Containing Hydrogenases References Chapter 9: (Ni, Fe)Hydrogenases from Sulfate-Reducing Bacteria: Nickel Catalytic and Regulatory Roles 9.1. Introductory Remarks 9.2. Native (Ni, Fe)Hydrogenases 9.3. Intermediate States Generated under H_2 Atmosphere 9.4. Nickel Chemistry in the Context of Its Biological Role 9.5. Mechanism of Hydrogenase Action-Activation and Catalytic Cycles References Chapter 10: Hydrogenases of Methanobacterium thermoautotrophicum strain H 10.1. Introduction 10.2. Methanogen Hydrogenases 10.3. Summary References Chapter 11: Methyl-S-Coenzyme-M Reductase: A Nickel-Dependent Enzyme Catalyzing the Terminal Redox Step in Methane Biogenesis 11.1. Introduction 11.2. In Vitro Methanogenesis 11.3. F_430 11.4. Electron Microscopy 11.5. Mechanistic Studies of Methyl Reductase 11.5.1. Alternative Substrates and Inhibitors 11.6. Conclusions References Chapter 12: Structure and Properties of Coenzyme F_430 12.1. Introduction 12.2. Structure of Coenzyme F_430 12.3. Reactivity at the Ligand Periphery 12.4. Reactivity at the Nickel Center References Chapter 13: Carbon Monoxide Dehydrogenase of Acetogens 13.1. Introduction 13.2. Properties of CO Dehydrogenase 13.3. Physiological Role of CO Dehydrogenase References Chapter 14: Nickel in CO Dehydrogenase 14.1. Introduction 14.2. CO Dehydrogenase: Physiological Role 14.3. Nickel and CO Chemistry Relating to CO Dehydrogenase Reactions 14.4. Properties of Nickel in CO Dehydrogenase 14.5. Why is Nickel in CO Dehydrogenase? References Index

242 mm

16.2 cm