ArticleNature communications2024
BPG4 regulates chloroplast development and homeostasis by suppressing GLK transcription factors and involving light and brassinosteroid signaling.
Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.
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33 citing papers in PubMed.
- Arabidopsis GOLDEN2-LIKE transcription factors interact with ABA-INSENSITIVE 4 to modulate cotyledon greening in light-exposed etiolated seedlings.Journal of experimental botany · 2026Article
- Turning over a green leaf: integrating light signals toward chloroplast establishment.Plant physiology · 2026Review
- The mechanism of newly differentiated leaves of kale turning white in late autumn.Journal of integrative plant biology · 2026Article
- Gene network analysis predicts the primary regulators of ABA-dependent transcriptional activation and repression in Populus roots.PLoS genetics · 2026Article
- An OsGLK1/2-DGP1/2/3 feedback module regulates rice photosynthesis and yield.Science advances · 2026Article
- Mechanisms underlying green flower formation.Horticulture research · 2026Article
- Research on the Physiological Response Mechanism and Expression of Key Leaf Color Genes in 'Duojiao' Crabapple Under Partial Shading.Plants (Basel, Switzerland) · 2026Article
- Regulation of chloroplast biogenesis and differentiation.Journal of experimental botany · 2026Review
- The combined effects of Golden2-like 2 and Pseudo-Response Regulator 2 control the fruit pigmentation in pepper.The Plant journal : for cell and molecular biology · 2026Article
- Biogenic retrograde signaling via GUN1 ensures thermotolerant chloroplast biogenesis during seedling establishment in Arabidopsis thaliana.Journal of integrative plant biology · 2026Article
- A nuclear CobW/WW-domain factor represses the COProceedings of the National Academy of Sciences of the United States of America · 2026Article
- Genome-wide-association-analysis-based identification of genetic loci and candidate genes associated with seedling emergence rate in super-sweet corn (Zea mays L.).BMC plant biology · 2026Article
- Genome-wide identification of the GLK gene family in wheat (Triticum aestivum L.) and analysis of expression responses in different environments.BMC genomics · 2026Article
- Photosystem Perturbation by Staygreen Mutations Confers Allele-Dependent Defences Against Infections of Pathogens With Different Lifestyles and Abiotic Stress Tolerance.Plant, cell & environment · 2026Article
- Stromules: An Incident or Formalized Pathway for Molecules Transfer Between Organelles?International journal of molecular sciences · 2025Review
- A GhBGH2-GhGLK1 Regulatory Module Mediates Salt Tolerance in Cotton.Plant biotechnology journal · 2025Article
- Editing of rice PSEUDO-ETIOLATION IN LIGHT microProtein genes promotes chloroplast development.The Plant cell · 2025Article
- Genome-wide identification and expression analysis of the GARP superfamily in response to abiotic stresses in alfalfa (Medicago sativa L.).BMC plant biology · 2025Article
- A melon (bioRxiv : the preprint server for biology · 2025Article
- Metabolism in Sync: The Circadian Clock, a Central Hub for Light-Driven Chloroplastic and Mitochondrial Entrainment.Plants (Basel, Switzerland) · 2025Review
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18 authors.
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Abstract
Chloroplast development adapts to the environment for performing suitable photosynthesis. Brassinosteroids (BRs), plant steroid hormones, have crucial effects on not only plant growth but also chloroplast development. However, the detailed molecular mechanisms of BR signaling in chloroplast development remain unclear. Here, we identify a regulator of chloroplast development, BPG4, involved in light and BR signaling. BPG4 interacts with GOLDEN2-LIKE (GLK) transcription factors that promote the expression of photosynthesis-associated nuclear genes (PhANGs), and suppresses their activities, thereby causing a decrease in the amounts of chlorophylls and the size of light-harvesting complexes. BPG4 expression is induced by BR deficiency and light, and is regulated by the circadian rhythm. BPG4 deficiency causes increased reactive oxygen species (ROS) generation and damage to photosynthetic activity under excessive high-light conditions. Our findings suggest that BPG4 acts as a chloroplast homeostasis factor by fine-tuning the expression of PhANGs, optimizing chloroplast development, and avoiding ROS generation.
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