ArticleProceedings of the National Academy of Sciences of the United States of America2008
The ancestral symbiont sensor kinase CSK links photosynthesis with gene expression in chloroplasts.
Article in Proceedings of the National Academy of Sciences of the United States of America, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers.
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Who cites it
75 citing papers in PubMed, 171 citations in OpenAlex.
- Evolutionary Repurposing of Cytokinin Signaling in Plant Development and Symbiosis.Plants (Basel, Switzerland) · 2026Review
- Inorganic carbon levels regulate growth via SigC signaling cascade in cyanobacteria.The New phytologist · 2025Article
- Reversible protein phosphorylation in higher plants: focus on state transitions.Biophysical reviews · 2023Review
- Low-temperature and circadian signals are integrated by the sigma factor SIG5.Nature plants · 2023Article
- Characterization of the preferred cation cofactors of chloroplast protein kinases in Arabidopsis thaliana.FEBS open bio · 2023Article
- Plastoquinone pool redox state and control of state transitions in Chlamydomonas reinhardtii in darkness and under illumination.Photosynthesis research · 2023Article
- Photosystem stoichiometry adjustment is a photoreceptor-mediated process in Arabidopsis.Scientific reports · 2022Article
- Thiol redox switches regulate the oligomeric state of cyanobacterial Rre1, RpaA and RpaB response regulators.FEBS letters · 2022Article
- Regulation of Phaeodactylum plastid gene transcription by redox, light, and circadian signals.Photosynthesis research · 2021Article
- A Holistic Approach to Study Photosynthetic Acclimation Responses of Plants to Fluctuating Light.Frontiers in plant science · 2021Review
- Sigma factor 1 in chloroplast gene transcription and photosynthetic light acclimation.Journal of experimental botany · 2020Article
- An evolutionarily conserved iron-sulfur cluster underlies redox sensory function of the Chloroplast Sensor Kinase.Communications biology · 2020Article
- RSH enzyme diversity for (p)ppGpp metabolism in Phaeodactylum tricornutum and other diatoms.Scientific reports · 2019Article
- Diversity and Evolution of Sensor Histidine Kinases in Eukaryotes.Genome biology and evolution · 2019Article
- Oligomeric states in sodium ion-dependent regulation of cyanobacterial histidine kinase-2.Protoplasma · 2018Article
- Guanosine tetraphosphate modulates salicylic acid signalling and the resistance of Arabidopsis thaliana to Turnip mosaic virus.Molecular plant pathology · 2018Article
- ABA signalling manipulation suppresses senescence of a leafy vegetable stored at room temperature.Plant biotechnology journal · 2018Article
- Redox regulation of PEP activity during seedling establishment in Arabidopsis thaliana.Nature communications · 2018Article
- Photosynthetic fuel for heterologous enzymes: the role of electron carrier proteins.Photosynthesis research · 2017Review
- Integration of light and circadian signals that regulate chloroplast transcription by a nuclear-encoded sigma factor.The New phytologist · 2017Article
15 more citing papers are in PubMed but not listed here.
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Authors and funding
10 authors at 5 institutions in 2 countries.
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Abstract
We describe a novel, typically prokaryotic, sensor kinase in chloroplasts of green plants. The gene for this chloroplast sensor kinase (CSK) is found in cyanobacteria, prokaryotes from which chloroplasts evolved. The CSK gene has moved, during evolution, from the ancestral chloroplast to the nuclear genomes of eukaryotic algae and green plants. The CSK protein is now synthesised in the cytosol of photosynthetic eukaryotes and imported into their chloroplasts as a protein precursor. In the model higher plant Arabidopsis thaliana, CSK is autophosphorylated and required for control of transcription of chloroplast genes by the redox state of an electron carrier connecting photosystems I and II. CSK therefore provides a redox regulatory mechanism that couples photosynthesis to gene expression. This mechanism is inherited directly from the cyanobacterial ancestor of chloroplasts, is intrinsic to chloroplasts, and is targeted to chloroplast genes.
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.