ArticleScience China. Life sciences2022
LSL1 controls cell death and grain production by stabilizing chloroplast in rice.
Article in Science China. Life sciences, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.
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Who cites it
11 citing papers in PubMed.
- A KRice (New York, N.Y.) · 2025Article
- Comparative Chloroplast Genomes Analysis Provided Adaptive Evolution Insights inInternational journal of molecular sciences · 2024Article
- GW9 determines grain size and floral organ identity in rice.Plant biotechnology journal · 2024Article
- Plasma membrane-localized hexose transporter OsSWEET1b, affects sugar metabolism and leaf senescence.Plant cell reports · 2024Article
- A single amino acid substitution in the AAA-type ATPase LRD6-6 activates immune responses but decreases grain quality in rice.Frontiers in plant science · 2024Article
- A mitochondrial pentatricopeptide repeat protein enhances cold tolerance by modulating mitochondrial superoxide in rice.Nature communications · 2023Article
- TaMADS29 interacts with TaNF-YB1 to synergistically regulate early grain development in bread wheat.Science China. Life sciences · 2023Article
- Variation in mitogenome structural conformation in wild and cultivated lineages of sorghum corresponds with domestication history and plastome evolution.BMC plant biology · 2023Article
- OsPPR11 encoding P-type PPR protein that affects group II intron splicing and chloroplast development.Plant cell reports · 2023Article
- Lesion mimic mutant 8 balances disease resistance and growth in rice.Frontiers in plant science · 2023Article
- The Gain-of-Function Mutation,International journal of molecular sciences · 2022Article
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Authors and funding
8 authors.
Funding
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Abstract
Lesion mutants can be valuable tools to reveal the interactions between genetic factors and environmental signals and to improve grain production. Here we identified a rice (Oryza sativa) mutant, lesion spotleaf1 (lsl1), which produces necrotic leaf lesions throughout its life cycle. LSL1 encodes a protein of unknown function and belongs to a grass-specific clade. The lesion phenotype of the lsl1 mutant was sharply induced by shading, and its detached leaves incubated in 6-benzylamino purine similarly formed lesions in the dark. In addition, the lsl1 mutant exhibited reactive oxygen species accumulation and cell death. The terminal deoxynucleotidyl transferase dUTP nick end-labeling (TUNEL) and comet assays revealed that the lsl1 mutant contained severe DNA damage, resulting in reduced grain yield and quality. RNA sequencing, gene expression, and protein activity analyses indicate that LSL1 is required for chloroplast function. Furthermore, LSL1 interacts with PsaD and PAP10 to form a regulatory module that functions in chlorophyll synthesis and chloroplast development to maintain redox balance. Our results reveal that LSL1 maintains chloroplast structure, redox homeostasis, and DNA stability, and plays important roles in the interaction between genetic factors and environmental signals and in regulating grain size and quality.
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