ArticleThe Plant cell2013
Loss of plastoglobule kinases ABC1K1 and ABC1K3 causes conditional degreening, modified prenyl-lipids, and recruitment of the jasmonic acid pathway.
Article in The Plant cell, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers.
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Who cites it
50 citing papers in PubMed, 112 citations in OpenAlex.
- A conserved sequence insert of fibrillins is involved in plastoglobule association and lipid binding.Plant & cell physiology · 2026Article
- The ZmCOP1s-ZmCOL3 Module Enhances Late Flowering, Grain Yield and Grain Quality in Maize.Plant biotechnology journal · 2026Article
- Article
- Preparation and Negative Staining for Visualization of Cyanoglobule Lipid Droplets Using Transmission Electron Microscopy.Bio-protocol · 2025Article
- Get the ball rolling: update and perspective on the role of chloroplast plastoglobule-associated proteins under abiotic stress.Journal of experimental botany · 2025Review
- ABC1K2 is involved in stress response and secondary metabolism during seed development in Arabidopsis thaliana.Plant cell reports · 2025Article
- Cyanoglobule lipid droplets are a stress-responsive metabolic compartment of cyanobacteria and the progenitor of plant plastoglobules.The Plant cell · 2025Article
- Comparative physiological and cytological analysis, and omics approach provide clues to the coloring mechanism of the pumpkin yellow stems.BMC plant biology · 2025Article
- Time-resolved oxidative signal convergence across the algae-embryophyte divide.Nature communications · 2025Article
- Multiscale physiological responses to nitrogen supplementation of maize hybrids.Plant physiology · 2024Article
- The conserved active site aspartate residue is required for the function of the chloroplast atypical kinase ABC1K1.Frontiers in plant science · 2024Article
- Effects of drought stress on photosynthetic physiological characteristics, leaf microstructure, and related gene expression of yellow horn.Plant signaling & behavior · 2023Article
- Comparison of plastid proteomes points towards a higher plastidial redox turnover in vascular tissues than in mesophyll cells.Journal of experimental botany · 2023Article
- A stress-inducible protein regulates drought tolerance and flowering time in Brachypodium and Arabidopsis.Plant physiology · 2023Article
- Overexpression of plastid lipid-associated protein in marine diatom enhances the xanthophyll synthesis and storage.Frontiers in microbiology · 2023Article
- Multi Omics Analysis Revealed a Resistance Mechanism of Tibetan Barley (Plants (Basel, Switzerland) · 2022Article
- 2-Propylphenol Allosterically Modulates COQ8A to Enhance ATPase Activity.ACS chemical biology · 2022Article
- Fibrillin2 in chloroplast plastoglobules participates in photoprotection and jasmonate-induced senescence.Plant physiology · 2022Article
- Biogenesis and Lipase-Mediated Mobilization of Lipid Droplets in Plants.Plants (Basel, Switzerland) · 2022Review
- Plastoquinone homeostasis in plant acclimation to light intensity.Photosynthesis research · 2022Article
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Authors and funding
11 authors at 3 institutions in 1 country.
Funding
Abstract
Plastoglobules (PGs) are plastid lipid-protein particles. This study examines the function of PG-localized kinases ABC1K1 and ABC1K3 in Arabidopsis thaliana. Several lines of evidence suggested that ABC1K1 and ABC1K3 form a protein complex. Null mutants for both genes (abc1k1 and abc1k3) and the double mutant (k1 k3) displayed rapid chlorosis upon high light stress. Also, k1 k3 showed a slower, but irreversible, senescence-like phenotype during moderate light stress that was phenocopied by drought and nitrogen limitation, but not cold stress. This senescence-like phenotype involved degradation of the photosystem II core and upregulation of chlorophyll degradation. The senescence-like phenotype was independent of the EXECUTER pathway that mediates genetically controlled cell death from the chloroplast and correlated with increased levels of the singlet oxygen-derived carotenoid β-cyclocitral, a retrograde plastid signal. Total PG volume increased during light stress in wild type and k1 k3 plants, but with different size distributions. Isolated PGs from k1 k3 showed a modified prenyl-lipid composition, suggesting reduced activity of PG-localized tocopherol cyclase (VTE1), and was consistent with loss of carotenoid cleavage dioxygenase 4. Plastid jasmonate biosynthesis enzymes were recruited to the k1 k3 PGs but not wild-type PGs, while pheophytinase, which is involved in chlorophyll degradation, was induced in k1 k3 and not wild-type plants and was localized to PGs. Thus, the ABC1K1/3 complex contributes to PG function in prenyl-lipid metabolism, stress response, and thylakoid remodeling.
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