Photoprotective mechanisms in higher plants

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Table of contents

Title page
Summary
Acknowledgments
List of abbreviations
Contents
List of figures
List of tables
CHAPTER 1 Introduction
1.1 General introduction
1.2 Carotenoids
1.3 Chlorophylls
1.4 The proteins of the photosynthetic apparatus from higher plants
1.4.1 Peripheral Photosystem II Antenna Complexes
1.4.2 Photosystem II supercomplexes
1.4.3 Photosystem II
1.4.4 Cytochrome b6f
1.4.5 Photosystem I
1.4.6 ATP-synthase complex
1.4.7 Linear electron transport
1.4.8 Cyclic electron transport
1.5 Photoprotective mechanisms in higher plants
1.5.1 Photoprotective role of carotenoids
1.5.2 Non-photochemical quenching (NPQ)
1.6 Photoinhibition
1.7 Realizing artificial photosynthesis
1.8 Experimental approach
1.8.1 Resonance Raman spectroscopy
1.8.2 Carotenoid molecules
1.8.3 Chlorophylls and derivatives
1.8.4 Step-scan Fourier transform infrared spectroscopy
1.9 Project outline
CHAPTER 2 Mechanisms underlying carotenoid absorption in oxygenic photosynthetic proteins
2.1 Introduction
2.2 Experimental procedure
2.3 Results and discussion
2.3.1 Isolated β-Carotene and Lutein
2.3.2 β-Carotene in PSII Reaction Centres
2.3.3 Lutein Molecules in LHCII
2.3.4 Mechanisms tuning carotenoid absorption in PSII-RC and LHCII
CHAPTER 3 Effect of constitutive expression of bacterial phytoene desaturase CRTI on photosynthetic electron transport in Arabidopsis thaliana
3.1 Introduction
3.2 Materials and Methods
3.3 Results
3.3.1 Light sensitivity of CRTI expressing lines
3.3.2 Generation of H2O2-derived hydroxyl radicals in the CRTI-lines
3.3.3 Reduction state of the plastoquinone pool in CRTI-lines
3.3.4 Cyclic electron flow in the CRTI-lines
3.4 Discussion
CHAPTER 4 Carotenotetrapyrrole Dyads Mimic Photosynthetic Triplet-Triplet Energy Transfer
4.1 Introduction
4.2 Methods
4.3 Results
4.4 Discussion
CHAPTER 5Effect of the isomeric forms of dodecyl-maltoside detergent on LHCII spectroscopic properties
5.1 Introduction
5.2 Material and methods
5.3 Results
5.4 Discussion
CHAPTER 6 General discussion and future perspective
6.1 Introduction
6.2 Tuning of carotenoid absorption properties
6.3 Regulation of the photosynthetic electron flow in Arabidopsis thaliana
6.4 Reengineering photosynthesis: artificial antenna system
6.5 Dynamic and flexibility of LHCII
6.6 Conclusions
Annexes