Keywords:
Porphyrins.
;
Electronic books.
Type of Medium:
Online Resource
Pages:
1 online resource (318 pages)
Edition:
1st ed.
ISBN:
9780080923871
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=1179815
Language:
English
Note:
Front Cover -- The Porphyrin Handbook: Chlorophylls and Bilins: Biosynthesis, Synthesis, and Degradation -- Copyright Page -- Table of Contents -- Preface -- Chapter 77. Mechanism, Structure, and Regulation of Magnesium Chelatase -- I. Introduction -- II. Chemical Considerations for Magnesium Insertion into Porphyrins -- III. Assay, Purification, and Properties of Magnesium Chelatase -- IV. Identification and Characterization of Genes for Magnesium Chelatase -- V. Properties and Structure of Magnesium Chelatase -- VI. A Model for Magnesium Chelatase Activity -- VII. Other Aspects -- References -- Chapter 78. Intermediate Steps in Chlorophyll Biosynthesis: Methylation and Cyclization -- I. Introduction -- II. Characteristics and Analysis of Intermediates -- III. Genetics -- IV. Biochemistry -- V. Future Directions -- VI. Conclusions -- References -- Chapter 79. The Last Steps of Chlorophyll Synthesis -- I. Introduction -- II. Reduction of Protochlorophyllide to Chlorophyllide -- III. Formation of Chlorophyll b -- IV. Reduction of Chlorophyll b to Chlorophyll a -- V. Esterification of Chlorophyllides -- VI. Conclusions -- References -- Chapter 80. The Light-Independent Protochlorophyllide Reductase: A Nitrogenase-Like Enzyme Catalyzing a Key Reaction for Greening in the Dark -- I. Introduction -- II. The Protochlorophyllide Reduction in Biosynthesis of Chlorophyll and Bacteriochlorophyll -- III. Brief Overview of the Light-Dependent Protochlorophyllide Reductase -- IV. Historical Perspective of the Light-Independent Protochlorophyllide Reductase -- V. Distribution of the chlLNB Genes among Phototrophs -- VI. Characteristics of the chlLNB Genes in Various Phototrophs -- VII. Regulation of the Light-Independent Protochlorophyllide Reductase -- VIII. Similarities to Nitrogenase Subunits.
,
IX. Biochemistry of the Light-Independent Protochlorophyllide Reductase: Nitrogenase-like Features -- X. Evolutionary Implication: Conversion from Bacteriochlorophyll to Chlorophyll and Oxygenic Photosynthesis -- XI. Perspective -- References -- Chapter 81. Chlorosome Chlorophylls (Bacteriochlorophylls c, d, and e): Structures, Partial Syntheses, and Biosynthetic Proposals -- I. Introduction -- II. Gross Structural Assignments -- III. Nomenclature -- IV. Detailed Structural Assignments -- V. Chemical Interconversions of the Chi a, band BChl c, d, and e Series -- VI. Biological Transformations of the BChl d into BChl c -- VII. Biosynthetic Results and Hypotheses -- References -- Chapter 82. Chlorophyll Breakdown and Chlorophyll Catabolites -- I. Introduction -- II. Chlorophyll Breakdown and Chlorophyll Catabolites in Vascular Plants -- III. Chlorophyll Catabolites from the Green Algae Chlorella protothecoides and Chlamydomonas reinhardtii -- IV. Chlorophyll Catabolites from Marine Organisms -- V. Porphinoid Remnants of Chlorophylls in Oil -- VI. Miscellaneous and Conclusions -- References -- Chapter 83. Biosynthesis and Biological Functions of Bilins -- I. Introduction -- II. Heme-Derived Bilin Biosynthetic Enzymes -- III. Chlorophyll-Derived Bilin Biosynthetic Enzymes -- IV. Bilins as Regulatory Molecules -- V. Biotechnological Applications of Bilin Metabolism -- References -- Chapter 84. Synthesis of Bilins -- I. Introduction -- II. Total Synthesis of Bile Pigments -- III. Transformations of the Bilin Skeleton -- IV. Retrospective View and Outlook -- References -- Index.
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