The purple phototrophic bacteria:
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| Format: | Buch |
| Sprache: | English |
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2009
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| Ausgabe: | 1. ed. |
| Schriftenreihe: | Advances in photosynthesis and respiration
28 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XXXVIII, 1013 S. Ill., graph. Darst. |
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| 245 | 1 | 0 | |a The purple phototrophic bacteria |c ed. by C. Neil Hunter ... |
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Datensatz im Suchindex
| _version_ | 1804138036683866112 |
|---|---|
| adam_text | Titel: The purple phototrophic bacteria
Autor: Hunter, C. Neil
Jahr: 2009
Contents
From the Series Editor vii
Contents xv
Preface xxxi
Author Index xxxvii
Color Plates CP1-CP16
Part 1: Physiology, Ecology and Evolution
1 An Overview of Purple Bacteria: Systematics, Physiology, and
Habitats 1-15
Michael T. Madigan and Deborah O. Jung
Summary 2
I. Introduction 2
II. Systematics of Purple Bacteria 3
III. Physiology of Purple Bacteria 4
IV. Habitats of Purple Bacteria 7
V. Purple Bacteria in Extreme Environments 9
VI. Final Remarks 12
Acknowledgments 12
References 12
2 Evolutionary Relationships Among Purple Photosynthetic Bacteria
and the Origin of Proteobacterial Photosynthetic Systems 17-29
Wesley D. Swingley, Robert E. Blankenship and Jason Raymond
Summary 17
I. Introduction 18
II. The Alphaproteobacteria 18
III. Aerobic Purple Bacteria 19
IV. The Photosynthesis Gene Cluster and its Role in Evolution 20
V. Proteobacterial Comparative Genomics: Photosynthetic versus Non-
Photosynthetic Proteins 21
VI. Origin and Evolution of Proteobacterial Phototrophy 22
VII. Origin and Evolution of Proteobacterial Carbon-fixation 24
VIII. Future Directions: High-Throughput Sequencing and Metagenomics 27
Acknowledgments 28
References 28
xv
3 New Light on Aerobic Anoxygenic Phototrophs 31-55
Vladimir Yurkov and Julius T. Csotonyi
Summary 31
I. Introduction 32
II. Morphological Diversity, Taxonomic Nuances, Phylogeny and Evolution 34
III. Nutritional Versatility and Peculiarities of Carbon Metabolism 40
IV. Photosynthetic Pigment Composition and Synthesis Reveal Surprises 41
V. The Mysterious Photosynthetic Apparatus of Aerobic Anoxygenic Phototrophs 44
VI. Speculation on Ecological Roles 47
VII. Concluding Remarks and Perspectives 51
Acknowledgments 52
References 52
Part 2: Molecular Structure and Biosynthesis of Pigments and
Cofactors
4 Biosynthesis of Bacteriochlorophylls in Purple Bacteria 57-79
Robert D. Willows and Alison M. Kriegel
Summary 57
I. Introduction 58
II. 8-Aminolevulinate to Protoporphyrin IX 59
III. Protoporphyrin IX to Bacteriochlorophyll a and b 65
IV. Concluding Remarks 75
Acknowledgments 75
References 75
5 Vitamin B12 (Cobalamin) Biosynthesis in the Purple Bacteria 81-95
Martin J. Warren and Evelyne Deery
Summary 81
I. Background 81
II. Function of Cobalamin 82
III. B12 Biosynthesis in Rhodobacter capsulatus and Rhodobacter sphaeroides 83
IV. Summary of Events Required for Cobalamin Biosynthesis 84
V. Biosynthesis of Precorrin-2 and Its Onward Route Towards Siroheme and
Cobalamin 86
VI. Control and Regulation of Cobalamin Biosynthesis 92
Acknowledgments 92
References 92
6 Distribution and Biosynthesis of Carotenoids 97-117
Shinichi Takaichi
Summary g7
I. Introduction 98
II. Carotenogenesis 101
III. Carotenoids in Purple Bacteria 111
Acknowledgments 114
References 114
xvi
7 Membrane Lipid Biosynthesis in Purple Bacteria 119-134
Banita Tamot and Christoph Benning
Summary 119
I. Introduction 120
II. Fatty Acids 122
III. Phosphoglycerolipids 123
IV. Glycoglycerolipids 126
V. Betaine Lipid 128
VI. Ornithine Lipid 129
VII. Lipid Function 130
VIII. Perspectives 131
Acknowledgments 131
References 132
Part 3: Antenna Complexes: Structure, Function and Organization
8 Peripheral Complexes of Purple Bacteria 135-153
Mads Gabrielsen, Alastair T. Gardiner and Richard J. Cogdell
Summary 135
I. Introduction 136
II. Structure 136
III. The Biology of Purple Bacterial Antenna Complexes 146
IV. Final Remarks 151
Acknowledgments 151
References 151
9 Reaction Center-Light-Harvesting Core Complexes of Purple
Bacteria 155-179
Per A. Bullough, Pu Qian and C. Neil Hunter
Summary 155
I. Introduction 156
II. The Building Blocks: The a and p Polypeptides of Light-Harvesting
Complex 1, and PufX 156
III. Circles, Arcs and Ellipses — The Light-Harvesting 1 Complex 160
IV. Monomeric Reaction Center-Light-Harvesting 1 Complexes 162
V. Monomeric Reaction Center-Light-Harvesting 1-PufX Complexes 166
VI. Dimeric Reaction Center-Light-Harvesting 1-PufX Complexes 168
VII. The Biogenesis of Core Complexes 174
Acknowledgments 175
References 175
xvn
10 Structure-Function Relationships in Bacterial Light-Harvesting
Complexes Investigated by Reconstitution Techniques 181-198
Paul A. Loach and Pamela S. Parkes-Loach
Summary 181
I. Introduction 182
II. Reversible Dissociation of Core Light-Harvesting 1 Complexes to a
Subunit Form (B820) 182
III. Reversible Dissociation of B820 to its Fundamental Components 183
IV. Cofactor Requirements 184
V. Cofactor-Protein Interactions 184
VI. Cofactor-Cofactor Interactions 188
VII. Protein-Protein Interactions 188
VIII. Effect of PufX on Reconstitution of Light-Harvesting 1 Complexes 191
IX. In vitro versus In vivo Assembly of Complexes 192
X. Reconstitution of the Reaction Center 193
Acknowledgments 195
References 195
11 Spectroscopic Properties of Antenna Complexes from Purple
Bacteria 199-212
Bruno Robert
Summary 199
I. Introduction 200
II. The Different Spectral Forms of Antenna Proteins from Purple Bacteria 200
III. Antenna Proteins from Purple Bacteria: Variations Around a Structural
Theme 201
IV. The Role of Ground State Interactions in Tuning the Antenna Absorption
Transition 203
V. Excitonic Interactions and Disorder in Light-Harvesting Complexes 205
VI. Chromophore Interactions in Light-Harvesting Proteins: Additional Effects 207
VII. Conclusions 208
Acknowledgments 209
References 209
12 Energy Transfer from Carotenoids to BacteriochlorophyUs 213-230
Harry A. Frank and Tomas Polfvka
Summary 213
I. Introduction 214
II. Carotenoid Excited States 215
III. Energy Transfer in Light-Harvesting 2 Complexes 216
IV. Energy Transfer in Light-Harvesting 1 Complexes and Reaction Centers 226
V. Outlook 227
Acknowledgments 227
References 227
XV1H
13 Spectroscopy and Dynamics of Excitation Transfer and Trapping in
Purple Bacteria 231-252
Rienk van Grondelle and Vladimir I. Novoderezhkin
Summary 232
I. Introduction 232
II. Structure and Exciton Spectra of Light-Harvesting 1 and 2 Bacterial Antenna
Complexes 235
III. Equilibration Dynamics 239
IV. Competition of Intraband B800-800 and Interband B800-850 Energy
Transfer in the Light-Harvesting 2 Complex 241
V. Energy Trapping in the Core Reaction Center-Light-Harvesting 1 Complex 243
VI. Slow Conformational Motions and Excitation Dynamics in the B850-Light-
Harvesting 2 Complex 244
VII. Concluding Remarks 247
Acknowledgments 248
References 248
14 Organization and Assembly of Light-Harvesting Complexes in the
Purple Bacterial Membrane 253-273
James N. Sturgis and Robert A. Niederman
Summary 254
I. Introduction 254
II. Themes and Variations — Structural Variability of Complexes in Native
Membranes 255
III. Principles of Photosynthetic Unit Organization 257
IV. Proposals for the Functional Organization of Photosynthetic Units 263
V. In Vivo Assembly of Light-Harvesting Complexes 267
VI. Perspectives for the Next Ten Years 269
References 270
15 From Atomic-Level Structure to Supramolecular Organization
in the Photosynthetic Unit of Purple Bacteria 275-294
Melih K. §ener and Klaus Schulten
Summary 275
I. Introduction 276
II. Components of the Photosynthetic Unit 278
III. Quantum Physics of Light-Harvesting and Excitation Energy Transfer 279
IV. Effect of Thermal Disorder on the Spectra of Light-Harvesting Complexes 282
V. Physical Constraints Shaping the Structure of Individual Light-Harvesting
Complexes 284
VI. Supramolecular Organization of the Photosynthetic Unit 286
VII. An Atomic-level Structural Model for a Photosynthetic Membrane Vesicle 287
VIII. Light-Harvesting and Excitation Transfer across a Photosynthetic Membrane
Vesicle 287
IX. Conclusions 289
Acknowledgments 290
References 290
xix
Part 4: Reaction Center Structure and Function__________________
16 Structural Plasticity of Reaction Centers from Purple Bacteria 295-321
Michael R. Jones
Summary 295
I. The Plastic Purple Reaction Center 296
II. Biochemical and Genetic Alteration of Polypeptide Composition 297
III. Cofactor Exclusion 299
IV. Cofactor Replacement 302
V. Helix Symmetrization 307
VI. Water and Other Unexpected Things in Electron Density Maps 310
VII. Building New Functionality 312
VIM. Conclusions 313
Acknowledgments 314
References 314
17 Structure and Function of the Cytochrome c2:Reaction Center
Complex from Rhodobacter sphaeroides 323-336
Herbert Axelrod, Osamu Miyashita and Melvin Okamura
Summary 323
I. Introduction 324
II. History 324
III. Structure of the Cytochrome c2:Reaction Center Complex 325
IV. Electron Transfer Reactions 327
V. Effects of Mutation 329
VI. Mechanism of Inter-Protein Electron Transfer 332
Acknowledgments 333
References 333
18 Directed Modification of Reaction Centers from Purple Bacteria 337-353
Jo Ann C. Williams and James P. Allen
Summary 337
I. Introduction 338
II. Properties of the Cofactors 338
III. Electron Transfer Concepts 343
IV. Pathways of Electron Transfer 346
V. Conclusions 349
Acknowledgments 349
References 34g
xx
19 Mechanism of Charge Separation in Purple Bacterial Reaction
Centers 355-377
William W. Parson and Arieh Warshel
Summary 355
I. The Reaction Sequence and Kinetics 356
II. Energies of the Radical-Pair Intermediates 357
III. Unusual Features of the Charge-Separation Reactions 360
IV. Theories of Electron-Transfer Reactions 363
Acknowledgments 370
References 370
20 The Acceptor Quinones of Purple Photosynthetic Bacteria—
Structure and Spectroscopy 379-405
Colin A. Wraight and Marilyn R. Gunner
Summary 379
I. Introduction 380
II. The Acceptor Quinone Reactions 382
III. Structural Features of the Acceptor Quinone Binding Sites 383
IV. Spectroscopy of the Acceptor Quinones 389
V. Functionality of the Two Quinone Positions in the QB Site 396
VI. Conclusions 398
Note Added in Proof 398
Acknowledgments 398
References 399
Part 5: Cyclic Electron Transfer Components and Energy
Coupling Reactions
21 Biogenesis of c-type Cytochromes and Cytochrome Complexes 407-423
Carsten Sanders, Serdar Turkarslan, Ozlem Onder,
Elaine R. Frawley, Robert G. Kranz, Hans Georg Koch
and Fevzi Daldal
Summary 407
I. Introduction 408
II. Maturation of c-type Cytochromes: Ccm-system I and Ccs-system II 409
III. Biogenesis of Cytochrome Complexes 415
Acknowledgments 421
References 421
xxi
22 Structural and Mutational Studies of the Cytochrome bcn
Complex 425-450
Edward A. Berry, Dong-Woo Lee, Li-Shar Huang and Fevzi Daldal
Summary 425
I. Introduction 426
II. Structural and Mutational Studies 427
III. Conclusions and Perspectives 446
Acknowledgments 447
References 447
23 The Cytochrome be, and Related be Complexes: The Rieske/
Cytochrome b Complex as the Functional Core of a Central
Electron/Proton Transfer Complex 451-473
David M. Kramer, Wolfgang Nitschke and Jason W. Cooley
Summary 452
I. Introduction 452
II. Structures of the Cytochrome be, and Related Rieske/Cytochrome b
Complexes 453
III. Catalysis in the Rieske/Cytochrome b Complexes: The General Q-cycle
Framework 455
IV. Phylogeny and Evolution 456
V. The Third Redox Subunit is a Phylogenetic Marker 458
VI. The Rieske/Cytochrome b Complex, a Primordial Enzyme 459
VII. The Molecular Mechanism of the Qo Site: Avoiding Q-Cycle Short Circuits 460
VIII. The Quinone Reduction Site, Q; of the Cytochrome be, Complexes 467
IX. The Quinone Reduction Site,Q; of the Cytochrome b6f and Related
Complexes 468
X. The Functional Mechanism of the Rieske/Cytochrome b Complexes is
Conserved 469
Acknowledgments 469
References 469
24 Proton Translocation and ATP Synthesis by the FoF1-ATPase of
Purple Bacteria 475-493
Boris A. Feniouk and Wolfgang Junge
Summary 475
I. Introduction 476
II. Structure and Rotary Catalysis 476
III. Proton Translocation and its Coupling to ATP Synthesis/Hydrolysis 478
III. Role of Proton Translocation in the Regulation of ATP Synthase 486
Acknowledgments 487
References 488
XXll
25 Proton-Translocating Transhydrogenase in Photosynthetic
Bacteria 495-508
J. Baz Jackson and U. Mirian Obiozo
Summary 495
I. Introduction 496
II. An Overview of the Main Structural Features of Transhydrogenase 496
III. Distribution of Transhydrogenase Among Species 496
IV. Phylogenetic Relationships between Transhydrogenases from Different
Species 498
V. The Function of Transhydrogenase in Photosynthetic Bacteria 500
VI. The Mechanism of Coupling Between Hydride Transfer and Proton
Translocation in Transhydrogenase 501
VII. Conformational Changes in the Coupling Reactions of Transhydrogenase 504
Acknowledgments 505
References 506
26 Functional Coupling Between Reaction Centers and Cytochrome be,
Complexes 509-536
Jerome Lavergne, Andre Vermeglio and Pierre Joliot
Summary 509
I. Introduction 510
II. Structure of the Protein Complexes 512
III. The Electron Donors to the Reaction Center 514
IV. Kinetics of P+Reduction by Mobile Cytochromes 515
V. Donor Side Shuttling and Turnover of the Cytochrome be. Complex 517
VI. Quinone Reactions 518
VII. Supramolecular Organization in Rhodobacter sphaeroides and
Rhodobacter capsulatus 519
VIII. Quinone Confinement in Rhodobacter sphaeroides 522
IX. Quinone Traffic in the PufX- Mutant of Rhodobacter sphaeroides 522
X. The Supercomplex Model: Difficulties and Alternative Possibilities 524
XI. Mitochondrial Supercomplexes 526
XII. Diffusion and Confinement of Cytochrome c2: Possible Mechanisms 527
XIII. Diffusion and Confinement of Quinones: Possible Mechanisms 528
XIV. Conclusions 529
References 530
Part 6: Metabolic Processes
27 Respiration and Respiratory Complexes 537-561
Davide Zannoni, Barbara Schoepp-Cothenet and Jonathan Hosier
Summary 538
I. Aerobic Respiration 538
II. Respiration Utilizing Substrates other than Oxygen 546
III. Respiration versus Photosynthesis: Which One Came First? 553
IV. Respiration and Photosynthesis are Intermingled 553
Acknowledgments 555
References 555
xxni
28 Carbon Dioxide Metabolism and its Regulation in Nonsulfur
Purple Photosynthetic Bacteria 563-576
Simona Romagnoli and F. Robert Tabita
Summary 563
I. Introduction 564
II. Regulation of ebb Gene Expression 564
Acknowledgments 575
References 575
29 Degradation of Aromatic Compounds by Purple Nonsulfur
Bacteria 577-594
Caroline S. Harwood
Summary 577
I. Introduction 578
II. Biochemical Themes 578
III. Species that Degrade Aromatic Compounds 579
IV. Aerobic Degradation of Aromatic Compounds by Rhodopseudomonas
palustris 579
V. Anaerobic Benzoate Degradation 580
VI. The Molecular Regulation of Anaerobic Aromatic Compound Degradation 589
VII. Comparative Aspects 590
Acknowledgments 591
References 591
30 Metabolism of Inorganic Sulfur Compounds in Purple Bacteria 595-622
Johannes Sander and Christiane Dahl
Summary 596
I. Introduction 596
II. Sulfur Oxidation Capabilities of Purple Bacteria 596
III. Sulfur Oxidation Pathways 602
IV. Sulfate Assimilation 612
V. Conclusions 615
Acknowledgments 616
References 616
31 Dissimilatory and Assimilatory Nitrate Reduction in the Purple
Photosynthetic Bacteria 623-642
James P. Shapleigh
Summary 623
I. Introduction 624
II. Denitrification 624
III. Assimilation of Nitrogen 636
IV. Conclusion 638
Acknowledgments 639
References 639
xxiv
32 Swimming and Behavior in Purple Non-Sulfur Bacteria 643-654
Judith P. Armitage
Summary 643
I. Introduction 644
II. Swimming 644
III. Behavioral Responses 646
Acknowledgments 653
References 653
33 Metals and Metalloids in Photosynthetic Bacteria: Interactions,
Resistance and Putative Homeostasis Revealed by Genome
Analysis 655-689
Franceses Borsetti, Pier Luigi Martelli, Rita Casadio
and Davide Zannoni
Summary 656
I. Introduction 656
II. Classification of Metals and Metalloids by their Toxicity or Essentiality
to Bacterial Cells (Groups I, II and III). 656
III. Metal Toxicity, Tolerance and Resistance: Generalities 657
IV. General Features on Microbial Metal Resistance/Tolerance Mechanisms 658
V. On the Bacterial Interactions with Metals and Metalloids 666
VI. Metal(loid)s Homeostasis in Phototrophs as Revealed by Genome Analysis 675
VII. Concluding Remarks 679
Acknowledgments 682
References 682
Part 7: Genomics, Regulation and Signaling
34 Purple Bacterial Genomics 691-706
Madhusudan Choudhary, Chris Mackenzie, Timothy J. Donohue
and Samuel Kaplan
I. Introduction 692
II. Genome Architecture and Characteristics 692
III. Gene Homologs and Metabolic Versatility 696
IV. Variation in Transcriptional Regulation and Adaptation to Changing
Environments 701
V. Transposons and Genomic Rearrangements 702
VI. Circadian Clock and Gas Vesicle Proteins 702
VII. Inorganic Compounds as Reducing Power 703
VIII. Genomic Insights into the Photosynthetic Lifestyle 703
Acknowledgments 704
References 704
xxv
35 Regulation of Gene Expression in Response to Oxygen Tension 707-725
Carl E. Bauer, Aaron Setterdahl, Jiang Wu and Brigitte R. Robinson
Summary 707
I. Introduction 707
II. RegB/RegA Two-Component Signal Transduction System 708
III. Aerobic repression by CrtJ 716
IV. Regulation by Fnr 721
Acknowledgments 722
References 722
36 Regulation of Genes by Light 727-741
Gabriele Klug and Shinji Masuda
Summary 727
I. Introduction 728
II. Photoreceptors in Purple Photosynthetic Bacteria 728
III. Light-Dependent Responses that Do Not Depend on Photoreceptors 735
IV. Concluding Remarks 737
Acknowledgments 737
References 737
37 Regulation of Hydrogenase Gene Expression 743-757
Paulette M. Vignais
Summary 743
I. Introduction 744
II. Regulation of Hydrogenase Gene Expression: Signaling and
Transcription Control 744
References 755
38 Regulation of Nitrogen Fixation 759-775
Bernd Masepohl and Robert G. Kranz
Summary 760
I. Nitrogen Fixation in Purple Nonsulfur Bacteria 760
II. Three Regulatory Levels of Nitrogen Fixation and Molecular Mechanisms
Studied in Rhodobacter capsulatus 762
III. Other Factors that Feed into the Nitrogen Regulatory Circuitry 768
IV. Regulation in Other Purple Photosynthetic Bacteria 770
V. Future Perspectives 771
Acknowledgments 772
References 772
XXVI
39 Regulation of the Tetrapyrrole Biosynthetic Pathway 777-798
Jill Helen Zeilstra-Ryalls
Summary 777
I. Introduction 778
II. Tetrapyrrole Biosynthesis Genes 778
III. Comparing and Contrasting Oxygen Control of Tetrapyrrole Biosynthesis
Genes in Species of Rhodobacter 779
IV. Other Aspects of Transcriptional Regulation of Tetrapyrrole Biosynthesis
Genes in Rhodobacter Species 789
V. A Genomics Perspective on the Regulation of Tetrapyrrole Biosynthesis
in Other Purple Anoxygenic Photosynthetic Bacteria 789
Note Added in Proof 795
Acknowledgments 795
References 795
40 Bacteriophytochromes Control Photosynthesis in
Rhodopseudomonas palustris 799-809
Katie Evans, Toni Georgiou, Theresa Hilton, Anthony
Fordham-Skelton and Miroslav Papiz
I. Introduction 800
II. Bacteriophytochrome Gene Organization and Regulation of Photosynthesis
in Rhodopseudomonas palustris 800
III. Phytochrome Domain Organization 803
IV. Bilin Chromophore Photo-conversion 804
V. Chromophore Binding Domain of Deinococcus radiodurans
Bacteriophytochrome 805
VI. Small Angle X-ray Scattering Solution Structure of Bph4 from
Rhodopseudomonas palustris 805
VII. Conclusions 807
Acknowledgments 807
References 807
41 Photoreceptor Proteins from Purple Bacteria 811-837
Johnny Hendriks, Michael A. van der Horst, Toh Kee Chua,
Marcela Avila Perez, Luuk J. van Wilderen, Maxime T.A. Alexandre,
Marie-Louise Groot, John T. M. Kennis and Klaas J. Hellingwerf
Summary 811
I. Introduction 812
II. Light, Oxygen, or Voltage Domains 813
III. The BLUF Domain Containing Family of Photoreceptors 816
IV. Comparison Between LOV and BLUF Domains 822
V. The Xanthopsins 823
VI. Bacteriophytochromes 827
VII. Concluding Remarks 831
Acknowledgments 832
References 832
xxvii
Part 8: New Applications and Techniques
42 Foreign Gene Expression in Photosynthetic Bacteria 839-860
Philip D. Laible, Donna L Mielke and Deborah K. Hanson
Summary 840
I. Introduction 840
II. Design of a Rhodobacter-Base6 System for the Expression of
Membrane Proteins for Structural and Functional Studies 841
III. Production of Foreign Membrane Proteins in Rhodobacter 847
IV. Optimization and Generalization of Heterologous Expression in
Rhodobacter 850
V. Advantages Afforded by Rhodobacter 852
VI. Perspectives 856
Acknowledgments 856
References 856
43 Assembly of Bacterial Light-Harvesting Complexes on Solid
Substrates 861-875
Kouji lida, Takehisa Dewa and Mamoru Nango
Summary 861
I. Introduction 862
II. Atomic Force Microscopy Imaging of Reassociated Bacterial Light-
Harvesting Complex 1 on a Mica Substrate 864
III. Conductivity of the Bacterial Reaction Center on Chemically Modified
Gold Substrates Using Conductive Atomic Force Microscopy 865
IV. Molecular Assembly of Photosynthetic Antenna Core Complex on an
Amino-terminated Indium Tin Oxide Electrode 869
V. Concluding Remarks 873
Acknowledgments 873
References 873
44 Optical Spectroscopy of Individual Light-Harvesting Complexes
from Purple Bacteria 877-894
Jurgen K6h er
Summary 877
I. Introduction 877
II. The Experimental Setup 879
III. Energy Transfer, Excitons, Strong and Weak Coupling 880
IV. Spectroscopy of Single Light-Harvesting 2 Antenna Complexes 882
V. Energy Transfer in a Single Photosynthetic Unit 889
Acknowledgements 891
References 891
xxvm
45 De novo Designed Bacteriochlorophyll-Binding Helix-Bundle
Proteins 895-912
Wolfgang Haehnel, Dror Noy and Hugo Scheer
Summary 895
I. Introduction 896
II. Chlorophyll Structures and Interactions with Natural Proteins 897
III. Challenges in Designing de novo Chlorophyll- and Bacteriochlorophyll-
binding Proteins 899
IV. Modular Organized Chlorophyll Proteins Based on Branched Four-
helix Bundle Proteins 901
V. Incorporating Chlorophylls and Bacteriochlorophylls into Self-assembling
Protein Maquettes 904
VI. From Water-soluble to Amphiphilic Chlorophyll- and Bacteriochlorophyll-
protein Maquettes 905
Acknowledgments 907
References 907
46 Design and Assembly of Functional Light-Harvesting
Complexes 913-940
Paula Braun and Leszek Fiedor
Summary 914
I. Introduction 914
II. Design of Model Light-Harvesting Proteins 916
III. Assembly of Functional Light-Harvesting 1 Complexes 924
IV. Conclusions and Prospects 935
Acknowledgments 935
References 936
47 The Supramolecular Assembly of the Photosynthetic Apparatus of
Purple Bacteria Investigated by High-Resolution Atomic Force
Microscopy 941-952
Simon Scheuring
Summary 941
I. Introduction 942
II. Atomic Force Microscopy Analysis of the Complexes of the Bacterial
Photosynthetic Apparatus 943
III. Conclusions 949
IV. Feasibilities, Limitations and Outlook 950
Acknowledgments 951
References 951
XXIX
48 Protein Environments and Electron Transfer Processes Probed
with High-Frequency ENDOR 953-973
Oleg G. Poluektov and Lisa M. Utschig
Summary 953
I. Introduction 954
II. Low Temperature Interquinone Electron Transfer in the Photosynthetic
Reaction Center. Characterization of Qg States 956
III. Electron Transfer Pathways and Protein Response to Charge Separation 963
IV. Concluding Remarks 968
Acknowledgments 969
References 969
Index 975-1013
XXX
|
| adam_txt |
Titel: The purple phototrophic bacteria
Autor: Hunter, C. Neil
Jahr: 2009
Contents
From the Series Editor vii
Contents xv
Preface xxxi
Author Index xxxvii
Color Plates CP1-CP16
Part 1: Physiology, Ecology and Evolution
1 An Overview of Purple Bacteria: Systematics, Physiology, and
Habitats 1-15
Michael T. Madigan and Deborah O. Jung
Summary 2
I. Introduction 2
II. Systematics of Purple Bacteria 3
III. Physiology of Purple Bacteria 4
IV. Habitats of Purple Bacteria 7
V. Purple Bacteria in Extreme Environments 9
VI. Final Remarks 12
Acknowledgments 12
References 12
2 Evolutionary Relationships Among Purple Photosynthetic Bacteria
and the Origin of Proteobacterial Photosynthetic Systems 17-29
Wesley D. Swingley, Robert E. Blankenship and Jason Raymond
Summary 17
I. Introduction 18
II. The Alphaproteobacteria 18
III. Aerobic Purple Bacteria 19
IV. The Photosynthesis Gene Cluster and its Role in Evolution 20
V. Proteobacterial Comparative Genomics: Photosynthetic versus Non-
Photosynthetic Proteins 21
VI. Origin and Evolution of Proteobacterial Phototrophy 22
VII. Origin and Evolution of Proteobacterial Carbon-fixation 24
VIII. Future Directions: High-Throughput Sequencing and Metagenomics 27
Acknowledgments 28
References 28
xv
3 New Light on Aerobic Anoxygenic Phototrophs 31-55
Vladimir Yurkov and Julius T. Csotonyi
Summary 31
I. Introduction 32
II. Morphological Diversity, Taxonomic Nuances, Phylogeny and Evolution 34
III. Nutritional Versatility and Peculiarities of Carbon Metabolism 40
IV. Photosynthetic Pigment Composition and Synthesis Reveal Surprises 41
V. The Mysterious Photosynthetic Apparatus of Aerobic Anoxygenic Phototrophs 44
VI. Speculation on Ecological Roles 47
VII. Concluding Remarks and Perspectives 51
Acknowledgments 52
References 52
Part 2: Molecular Structure and Biosynthesis of Pigments and
Cofactors
4 Biosynthesis of Bacteriochlorophylls in Purple Bacteria 57-79
Robert D. Willows and Alison M. Kriegel
Summary 57
I. Introduction 58
II. 8-Aminolevulinate to Protoporphyrin IX 59
III. Protoporphyrin IX to Bacteriochlorophyll a and b 65
IV. Concluding Remarks 75
Acknowledgments 75
References 75
5 Vitamin B12 (Cobalamin) Biosynthesis in the Purple Bacteria 81-95
Martin J. Warren and Evelyne Deery
Summary 81
I. Background 81
II. Function of Cobalamin 82
III. B12 Biosynthesis in Rhodobacter capsulatus and Rhodobacter sphaeroides 83
IV. Summary of Events Required for Cobalamin Biosynthesis 84
V. Biosynthesis of Precorrin-2 and Its Onward Route Towards Siroheme and
Cobalamin 86
VI. Control and Regulation of Cobalamin Biosynthesis 92
Acknowledgments 92
References 92
6 Distribution and Biosynthesis of Carotenoids 97-117
Shinichi Takaichi
Summary g7
I. Introduction 98
II. Carotenogenesis 101
III. Carotenoids in Purple Bacteria 111
Acknowledgments 114
References 114
xvi
7 Membrane Lipid Biosynthesis in Purple Bacteria 119-134
Banita Tamot and Christoph Benning
Summary 119
I. Introduction 120
II. Fatty Acids 122
III. Phosphoglycerolipids 123
IV. Glycoglycerolipids 126
V. Betaine Lipid 128
VI. Ornithine Lipid 129
VII. Lipid Function 130
VIII. Perspectives 131
Acknowledgments 131
References 132
Part 3: Antenna Complexes: Structure, Function and Organization
8 Peripheral Complexes of Purple Bacteria 135-153
Mads Gabrielsen, Alastair T. Gardiner and Richard J. Cogdell
Summary 135
I. Introduction 136
II. Structure 136
III. The Biology of Purple Bacterial Antenna Complexes 146
IV. Final Remarks 151
Acknowledgments 151
References 151
9 Reaction Center-Light-Harvesting Core Complexes of Purple
Bacteria 155-179
Per A. Bullough, Pu Qian and C. Neil Hunter
Summary 155
I. Introduction 156
II. The Building Blocks: The a and p Polypeptides of Light-Harvesting
Complex 1, and PufX 156
III. Circles, Arcs and Ellipses — The Light-Harvesting 1 Complex 160
IV. Monomeric Reaction Center-Light-Harvesting 1 Complexes 162
V. Monomeric Reaction Center-Light-Harvesting 1-PufX Complexes 166
VI. Dimeric Reaction Center-Light-Harvesting 1-PufX Complexes 168
VII. The Biogenesis of Core Complexes 174
Acknowledgments 175
References 175
xvn
10 Structure-Function Relationships in Bacterial Light-Harvesting
Complexes Investigated by Reconstitution Techniques 181-198
Paul A. Loach and Pamela S. Parkes-Loach
Summary 181
I. Introduction 182
II. Reversible Dissociation of Core Light-Harvesting 1 Complexes to a
Subunit Form (B820) 182
III. Reversible Dissociation of B820 to its Fundamental Components 183
IV. Cofactor Requirements 184
V. Cofactor-Protein Interactions 184
VI. Cofactor-Cofactor Interactions 188
VII. Protein-Protein Interactions 188
VIII. Effect of PufX on Reconstitution of Light-Harvesting 1 Complexes 191
IX. In vitro versus In vivo Assembly of Complexes 192
X. Reconstitution of the Reaction Center 193
Acknowledgments 195
References 195
11 Spectroscopic Properties of Antenna Complexes from Purple
Bacteria 199-212
Bruno Robert
Summary 199
I. Introduction 200
II. The Different Spectral Forms of Antenna Proteins from Purple Bacteria 200
III. Antenna Proteins from Purple Bacteria: Variations Around a Structural
Theme 201
IV. The Role of Ground State Interactions in Tuning the Antenna Absorption
Transition 203
V. Excitonic Interactions and Disorder in Light-Harvesting Complexes 205
VI. Chromophore Interactions in Light-Harvesting Proteins: Additional Effects 207
VII. Conclusions 208
Acknowledgments 209
References 209
12 Energy Transfer from Carotenoids to BacteriochlorophyUs 213-230
Harry A. Frank and Tomas Polfvka
Summary 213
I. Introduction 214
II. Carotenoid Excited States 215
III. Energy Transfer in Light-Harvesting 2 Complexes 216
IV. Energy Transfer in Light-Harvesting 1 Complexes and Reaction Centers 226
V. Outlook 227
Acknowledgments 227
References 227
XV1H
13 Spectroscopy and Dynamics of Excitation Transfer and Trapping in
Purple Bacteria 231-252
Rienk van Grondelle and Vladimir I. Novoderezhkin
Summary 232
I. Introduction 232
II. Structure and Exciton Spectra of Light-Harvesting 1 and 2 Bacterial Antenna
Complexes 235
III. Equilibration Dynamics 239
IV. Competition of Intraband B800-800 and Interband B800-850 Energy
Transfer in the Light-Harvesting 2 Complex 241
V. Energy Trapping in the Core Reaction Center-Light-Harvesting 1 Complex 243
VI. Slow Conformational Motions and Excitation Dynamics in the B850-Light-
Harvesting 2 Complex 244
VII. Concluding Remarks 247
Acknowledgments 248
References 248
14 Organization and Assembly of Light-Harvesting Complexes in the
Purple Bacterial Membrane 253-273
James N. Sturgis and Robert A. Niederman
Summary 254
I. Introduction 254
II. Themes and Variations — Structural Variability of Complexes in Native
Membranes 255
III. Principles of Photosynthetic Unit Organization 257
IV. Proposals for the Functional Organization of Photosynthetic Units 263
V. In Vivo Assembly of Light-Harvesting Complexes 267
VI. Perspectives for the Next Ten Years 269
References 270
15 From Atomic-Level Structure to Supramolecular Organization
in the Photosynthetic Unit of Purple Bacteria 275-294
Melih K. §ener and Klaus Schulten
Summary 275
I. Introduction 276
II. Components of the Photosynthetic Unit 278
III. Quantum Physics of Light-Harvesting and Excitation Energy Transfer 279
IV. Effect of Thermal Disorder on the Spectra of Light-Harvesting Complexes 282
V. Physical Constraints Shaping the Structure of Individual Light-Harvesting
Complexes 284
VI. Supramolecular Organization of the Photosynthetic Unit 286
VII. An Atomic-level Structural Model for a Photosynthetic Membrane Vesicle 287
VIII. Light-Harvesting and Excitation Transfer across a Photosynthetic Membrane
Vesicle 287
IX. Conclusions 289
Acknowledgments 290
References 290
xix
Part 4: Reaction Center Structure and Function_
16 Structural Plasticity of Reaction Centers from Purple Bacteria 295-321
Michael R. Jones
Summary 295
I. The Plastic Purple Reaction Center 296
II. Biochemical and Genetic Alteration of Polypeptide Composition 297
III. Cofactor Exclusion 299
IV. Cofactor Replacement 302
V. Helix Symmetrization 307
VI. Water and Other Unexpected Things in Electron Density Maps 310
VII. Building New Functionality 312
VIM. Conclusions 313
Acknowledgments 314
References 314
17 Structure and Function of the Cytochrome c2:Reaction Center
Complex from Rhodobacter sphaeroides 323-336
Herbert Axelrod, Osamu Miyashita and Melvin Okamura
Summary 323
I. Introduction 324
II. History 324
III. Structure of the Cytochrome c2:Reaction Center Complex 325
IV. Electron Transfer Reactions 327
V. Effects of Mutation 329
VI. Mechanism of Inter-Protein Electron Transfer 332
Acknowledgments 333
References 333
18 Directed Modification of Reaction Centers from Purple Bacteria 337-353
Jo Ann C. Williams and James P. Allen
Summary 337
I. Introduction 338
II. Properties of the Cofactors 338
III. Electron Transfer Concepts 343
IV. Pathways of Electron Transfer 346
V. Conclusions 349
Acknowledgments 349
References 34g
xx
19 Mechanism of Charge Separation in Purple Bacterial Reaction
Centers 355-377
William W. Parson and Arieh Warshel
Summary 355
I. The Reaction Sequence and Kinetics 356
II. Energies of the Radical-Pair Intermediates 357
III. Unusual Features of the Charge-Separation Reactions 360
IV. Theories of Electron-Transfer Reactions 363
Acknowledgments 370
References 370
20 The Acceptor Quinones of Purple Photosynthetic Bacteria—
Structure and Spectroscopy 379-405
Colin A. Wraight and Marilyn R. Gunner
Summary 379
I. Introduction 380
II. The Acceptor Quinone Reactions 382
III. Structural Features of the Acceptor Quinone Binding Sites 383
IV. Spectroscopy of the Acceptor Quinones 389
V. Functionality of the Two Quinone Positions in the QB Site 396
VI. Conclusions 398
Note Added in Proof 398
Acknowledgments 398
References 399
Part 5: Cyclic Electron Transfer Components and Energy
Coupling Reactions
21 Biogenesis of c-type Cytochromes and Cytochrome Complexes 407-423
Carsten Sanders, Serdar Turkarslan, Ozlem Onder,
Elaine R. Frawley, Robert G. Kranz, Hans Georg Koch
and Fevzi Daldal
Summary 407
I. Introduction 408
II. Maturation of c-type Cytochromes: Ccm-system I and Ccs-system II 409
III. Biogenesis of Cytochrome Complexes 415
Acknowledgments 421
References 421
xxi
22 Structural and Mutational Studies of the Cytochrome bcn
Complex 425-450
Edward A. Berry, Dong-Woo Lee, Li-Shar Huang and Fevzi Daldal
Summary 425
I. Introduction 426
II. Structural and Mutational Studies 427
III. Conclusions and Perspectives 446
Acknowledgments 447
References 447
23 The Cytochrome be, and Related be Complexes: The Rieske/
Cytochrome b Complex as the Functional Core of a Central
Electron/Proton Transfer Complex 451-473
David M. Kramer, Wolfgang Nitschke and Jason W. Cooley
Summary 452
I. Introduction 452
II. Structures of the Cytochrome be, and Related Rieske/Cytochrome b
Complexes 453
III. Catalysis in the Rieske/Cytochrome b Complexes: The General Q-cycle
Framework 455
IV. Phylogeny and Evolution 456
V. The 'Third' Redox Subunit is a Phylogenetic Marker 458
VI. The Rieske/Cytochrome b Complex, a Primordial Enzyme 459
VII. The Molecular Mechanism of the Qo Site: Avoiding Q-Cycle Short Circuits 460
VIII. The Quinone Reduction Site, Q; of the Cytochrome be, Complexes 467
IX. The Quinone Reduction Site,Q; of the Cytochrome b6f and Related
Complexes 468
X. The Functional Mechanism of the Rieske/Cytochrome b Complexes is
Conserved 469
Acknowledgments 469
References 469
24 Proton Translocation and ATP Synthesis by the FoF1-ATPase of
Purple Bacteria 475-493
Boris A. Feniouk and Wolfgang Junge
Summary 475
I. Introduction 476
II. Structure and Rotary Catalysis 476
III. Proton Translocation and its Coupling to ATP Synthesis/Hydrolysis 478
III. Role of Proton Translocation in the Regulation of ATP Synthase 486
Acknowledgments 487
References 488
XXll
25 Proton-Translocating Transhydrogenase in Photosynthetic
Bacteria 495-508
J. Baz Jackson and U. Mirian Obiozo
Summary 495
I. Introduction 496
II. An Overview of the Main Structural Features of Transhydrogenase 496
III. Distribution of Transhydrogenase Among Species 496
IV. Phylogenetic Relationships between Transhydrogenases from Different
Species 498
V. The Function of Transhydrogenase in Photosynthetic Bacteria 500
VI. The Mechanism of Coupling Between Hydride Transfer and Proton
Translocation in Transhydrogenase 501
VII. Conformational Changes in the Coupling Reactions of Transhydrogenase 504
Acknowledgments 505
References 506
26 Functional Coupling Between Reaction Centers and Cytochrome be,
Complexes 509-536
Jerome Lavergne, Andre Vermeglio and Pierre Joliot
Summary 509
I. Introduction 510
II. Structure of the Protein Complexes 512
III. The Electron Donors to the Reaction Center 514
IV. Kinetics of P+Reduction by Mobile Cytochromes 515
V. Donor Side Shuttling and Turnover of the Cytochrome be. Complex 517
VI. Quinone Reactions 518
VII. Supramolecular Organization in Rhodobacter sphaeroides and
Rhodobacter capsulatus 519
VIII. Quinone Confinement in Rhodobacter sphaeroides 522
IX. Quinone Traffic in the PufX- Mutant of Rhodobacter sphaeroides 522
X. The Supercomplex Model: Difficulties and Alternative Possibilities 524
XI. Mitochondrial Supercomplexes 526
XII. Diffusion and Confinement of Cytochrome c2: Possible Mechanisms 527
XIII. Diffusion and Confinement of Quinones: Possible Mechanisms 528
XIV. Conclusions 529
References 530
Part 6: Metabolic Processes
27 Respiration and Respiratory Complexes 537-561
Davide Zannoni, Barbara Schoepp-Cothenet and Jonathan Hosier
Summary 538
I. Aerobic Respiration 538
II. Respiration Utilizing Substrates other than Oxygen 546
III. Respiration versus Photosynthesis: Which One Came First? 553
IV. Respiration and Photosynthesis are Intermingled 553
Acknowledgments 555
References 555
xxni
28 Carbon Dioxide Metabolism and its Regulation in Nonsulfur
Purple Photosynthetic Bacteria 563-576
Simona Romagnoli and F. Robert Tabita
Summary 563
I. Introduction 564
II. Regulation of ebb Gene Expression 564
Acknowledgments 575
References 575
29 Degradation of Aromatic Compounds by Purple Nonsulfur
Bacteria 577-594
Caroline S. Harwood
Summary 577
I. Introduction 578
II. Biochemical Themes 578
III. Species that Degrade Aromatic Compounds 579
IV. Aerobic Degradation of Aromatic Compounds by Rhodopseudomonas
palustris 579
V. Anaerobic Benzoate Degradation 580
VI. The Molecular Regulation of Anaerobic Aromatic Compound Degradation 589
VII. Comparative Aspects 590
Acknowledgments 591
References 591
30 Metabolism of Inorganic Sulfur Compounds in Purple Bacteria 595-622
Johannes Sander and Christiane Dahl
Summary 596
I. Introduction 596
II. Sulfur Oxidation Capabilities of Purple Bacteria 596
III. Sulfur Oxidation Pathways 602
IV. Sulfate Assimilation 612
V. Conclusions 615
Acknowledgments 616
References 616
31 Dissimilatory and Assimilatory Nitrate Reduction in the Purple
Photosynthetic Bacteria 623-642
James P. Shapleigh
Summary 623
I. Introduction 624
II. Denitrification 624
III. Assimilation of Nitrogen 636
IV. Conclusion 638
Acknowledgments 639
References 639
xxiv
32 Swimming and Behavior in Purple Non-Sulfur Bacteria 643-654
Judith P. Armitage
Summary 643
I. Introduction 644
II. Swimming 644
III. Behavioral Responses 646
Acknowledgments 653
References 653
33 Metals and Metalloids in Photosynthetic Bacteria: Interactions,
Resistance and Putative Homeostasis Revealed by Genome
Analysis 655-689
Franceses Borsetti, Pier Luigi Martelli, Rita Casadio
and Davide Zannoni
Summary 656
I. Introduction 656
II. Classification of Metals and Metalloids by their Toxicity or Essentiality
to Bacterial Cells (Groups I, II and III). 656
III. Metal Toxicity, Tolerance and Resistance: Generalities 657
IV. General Features on Microbial Metal Resistance/Tolerance Mechanisms 658
V. On the Bacterial Interactions with Metals and Metalloids 666
VI. Metal(loid)s Homeostasis in Phototrophs as Revealed by Genome Analysis 675
VII. Concluding Remarks 679
Acknowledgments 682
References 682
Part 7: Genomics, Regulation and Signaling
34 Purple Bacterial Genomics 691-706
Madhusudan Choudhary, Chris Mackenzie, Timothy J. Donohue
and Samuel Kaplan
I. Introduction 692
II. Genome Architecture and Characteristics 692
III. Gene Homologs and Metabolic Versatility 696
IV. Variation in Transcriptional Regulation and Adaptation to Changing
Environments 701
V. Transposons and Genomic Rearrangements 702
VI. Circadian Clock and Gas Vesicle Proteins 702
VII. Inorganic Compounds as Reducing Power 703
VIII. Genomic Insights into the Photosynthetic Lifestyle 703
Acknowledgments 704
References 704
xxv
35 Regulation of Gene Expression in Response to Oxygen Tension 707-725
Carl E. Bauer, Aaron Setterdahl, Jiang Wu and Brigitte R. Robinson
Summary 707
I. Introduction 707
II. RegB/RegA Two-Component Signal Transduction System 708
III. Aerobic repression by CrtJ 716
IV. Regulation by Fnr 721
Acknowledgments 722
References 722
36 Regulation of Genes by Light 727-741
Gabriele Klug and Shinji Masuda
Summary 727
I. Introduction 728
II. Photoreceptors in Purple Photosynthetic Bacteria 728
III. Light-Dependent Responses that Do Not Depend on Photoreceptors 735
IV. Concluding Remarks 737
Acknowledgments 737
References 737
37 Regulation of Hydrogenase Gene Expression 743-757
Paulette M. Vignais
Summary 743
I. Introduction 744
II. Regulation of Hydrogenase Gene Expression: Signaling and
Transcription Control 744
References 755
38 Regulation of Nitrogen Fixation 759-775
Bernd Masepohl and Robert G. Kranz
Summary 760
I. Nitrogen Fixation in Purple Nonsulfur Bacteria 760
II. Three Regulatory Levels of Nitrogen Fixation and Molecular Mechanisms
Studied in Rhodobacter capsulatus 762
III. Other Factors that Feed into the Nitrogen Regulatory Circuitry 768
IV. Regulation in Other Purple Photosynthetic Bacteria 770
V. Future Perspectives 771
Acknowledgments 772
References 772
XXVI
39 Regulation of the Tetrapyrrole Biosynthetic Pathway 777-798
Jill Helen Zeilstra-Ryalls
Summary 777
I. Introduction 778
II. Tetrapyrrole Biosynthesis Genes 778
III. Comparing and Contrasting Oxygen Control of Tetrapyrrole Biosynthesis
Genes in Species of Rhodobacter 779
IV. Other Aspects of Transcriptional Regulation of Tetrapyrrole Biosynthesis
Genes in Rhodobacter Species 789
V. A Genomics Perspective on the Regulation of Tetrapyrrole Biosynthesis
in Other Purple Anoxygenic Photosynthetic Bacteria 789
Note Added in Proof 795
Acknowledgments 795
References 795
40 Bacteriophytochromes Control Photosynthesis in
Rhodopseudomonas palustris 799-809
Katie Evans, Toni Georgiou, Theresa Hilton, Anthony
Fordham-Skelton and Miroslav Papiz
I. Introduction 800
II. Bacteriophytochrome Gene Organization and Regulation of Photosynthesis
in Rhodopseudomonas palustris 800
III. Phytochrome Domain Organization 803
IV. Bilin Chromophore Photo-conversion 804
V. Chromophore Binding Domain of Deinococcus radiodurans
Bacteriophytochrome 805
VI. Small Angle X-ray Scattering Solution Structure of Bph4 from
Rhodopseudomonas palustris 805
VII. Conclusions 807
Acknowledgments 807
References 807
41 Photoreceptor Proteins from Purple Bacteria 811-837
Johnny Hendriks, Michael A. van der Horst, Toh Kee Chua,
Marcela Avila Perez, Luuk J. van Wilderen, Maxime T.A. Alexandre,
Marie-Louise Groot, John T. M. Kennis and Klaas J. Hellingwerf
Summary 811
I. Introduction 812
II. Light, Oxygen, or Voltage Domains 813
III. The BLUF Domain Containing Family of Photoreceptors 816
IV. Comparison Between LOV and BLUF Domains 822
V. The Xanthopsins 823
VI. Bacteriophytochromes 827
VII. Concluding Remarks 831
Acknowledgments 832
References 832
xxvii
Part 8: New Applications and Techniques
42 Foreign Gene Expression in Photosynthetic Bacteria 839-860
Philip D. Laible, Donna L Mielke and Deborah K. Hanson
Summary 840
I. Introduction 840
II. Design of a Rhodobacter-Base6 System for the Expression of
Membrane Proteins for Structural and Functional Studies 841
III. Production of Foreign Membrane Proteins in Rhodobacter 847
IV. Optimization and Generalization of Heterologous Expression in
Rhodobacter 850
V. Advantages Afforded by Rhodobacter 852
VI. Perspectives 856
Acknowledgments 856
References 856
43 Assembly of Bacterial Light-Harvesting Complexes on Solid
Substrates 861-875
Kouji lida, Takehisa Dewa and Mamoru Nango
Summary 861
I. Introduction 862
II. Atomic Force Microscopy Imaging of Reassociated Bacterial Light-
Harvesting Complex 1 on a Mica Substrate 864
III. Conductivity of the Bacterial Reaction Center on Chemically Modified
Gold Substrates Using Conductive Atomic Force Microscopy 865
IV. Molecular Assembly of Photosynthetic Antenna Core Complex on an
Amino-terminated Indium Tin Oxide Electrode 869
V. Concluding Remarks 873
Acknowledgments 873
References 873
44 Optical Spectroscopy of Individual Light-Harvesting Complexes
from Purple Bacteria 877-894
Jurgen K6h\er
Summary 877
I. Introduction 877
II. The Experimental Setup 879
III. Energy Transfer, Excitons, Strong and Weak Coupling 880
IV. Spectroscopy of Single Light-Harvesting 2 Antenna Complexes 882
V. Energy Transfer in a Single Photosynthetic Unit 889
Acknowledgements 891
References 891
xxvm
45 De novo Designed Bacteriochlorophyll-Binding Helix-Bundle
Proteins 895-912
Wolfgang Haehnel, Dror Noy and Hugo Scheer
Summary 895
I. Introduction 896
II. Chlorophyll Structures and Interactions with Natural Proteins 897
III. Challenges in Designing de novo Chlorophyll- and Bacteriochlorophyll-
binding Proteins 899
IV. Modular Organized Chlorophyll Proteins Based on Branched Four-
helix Bundle Proteins 901
V. Incorporating Chlorophylls and Bacteriochlorophylls into Self-assembling
Protein Maquettes 904
VI. From Water-soluble to Amphiphilic Chlorophyll- and Bacteriochlorophyll-
protein Maquettes 905
Acknowledgments 907
References 907
46 Design and Assembly of Functional Light-Harvesting
Complexes 913-940
Paula Braun and Leszek Fiedor
Summary 914
I. Introduction 914
II. Design of Model Light-Harvesting Proteins 916
III. Assembly of Functional Light-Harvesting 1 Complexes 924
IV. Conclusions and Prospects 935
Acknowledgments 935
References 936
47 The Supramolecular Assembly of the Photosynthetic Apparatus of
Purple Bacteria Investigated by High-Resolution Atomic Force
Microscopy 941-952
Simon Scheuring
Summary 941
I. Introduction 942
II. Atomic Force Microscopy Analysis of the Complexes of the Bacterial
Photosynthetic Apparatus 943
III. Conclusions 949
IV. Feasibilities, Limitations and Outlook 950
Acknowledgments 951
References 951
XXIX
48 Protein Environments and Electron Transfer Processes Probed
with High-Frequency ENDOR 953-973
Oleg G. Poluektov and Lisa M. Utschig
Summary 953
I. Introduction 954
II. Low Temperature Interquinone Electron Transfer in the Photosynthetic
Reaction Center. Characterization of Qg States 956
III. Electron Transfer Pathways and Protein Response to Charge Separation 963
IV. Concluding Remarks 968
Acknowledgments 969
References 969
Index 975-1013
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| id | DE-604.BV035083402 |
| illustrated | Illustrated |
| index_date | 2024-07-02T22:07:57Z |
| indexdate | 2024-07-09T21:21:48Z |
| institution | BVB |
| isbn | 9781402088155 9781402088148 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-016751616 |
| oclc_num | 315960416 |
| open_access_boolean | |
| owner | DE-703 DE-11 DE-526 |
| owner_facet | DE-703 DE-11 DE-526 |
| physical | XXXVIII, 1013 S. Ill., graph. Darst. |
| publishDate | 2009 |
| publishDateSearch | 2009 |
| publishDateSort | 2009 |
| publisher | Springer |
| record_format | marc |
| series | Advances in photosynthesis and respiration |
| series2 | Advances in photosynthesis and respiration |
| spelling | The purple phototrophic bacteria ed. by C. Neil Hunter ... 1. ed. Dordrecht Springer 2009 XXXVIII, 1013 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Advances in photosynthesis and respiration 28 Phototrophe Bakterien (DE-588)4174559-0 gnd rswk-swf Phototrophe Bakterien (DE-588)4174559-0 s DE-604 Hunter, C. Neil edt Advances in photosynthesis and respiration 28 (DE-604)BV019837546 28 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016751616&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | The purple phototrophic bacteria Advances in photosynthesis and respiration Phototrophe Bakterien (DE-588)4174559-0 gnd |
| subject_GND | (DE-588)4174559-0 |
| title | The purple phototrophic bacteria |
| title_auth | The purple phototrophic bacteria |
| title_exact_search | The purple phototrophic bacteria |
| title_exact_search_txtP | The purple phototrophic bacteria |
| title_full | The purple phototrophic bacteria ed. by C. Neil Hunter ... |
| title_fullStr | The purple phototrophic bacteria ed. by C. Neil Hunter ... |
| title_full_unstemmed | The purple phototrophic bacteria ed. by C. Neil Hunter ... |
| title_short | The purple phototrophic bacteria |
| title_sort | the purple phototrophic bacteria |
| topic | Phototrophe Bakterien (DE-588)4174559-0 gnd |
| topic_facet | Phototrophe Bakterien |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016751616&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV019837546 |
| work_keys_str_mv | AT huntercneil thepurplephototrophicbacteria |