ArticlePlanta2019
The nucleoid-associated protein WHIRLY1 is required for the coordinate assembly of plastid and nucleus-encoded proteins during chloroplast development.
Article in Planta, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.
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Who cites it
17 citing papers in PubMed, 30 citations in OpenAlex.
- Article
- WHIRLY1 regulates aliphatic glucosinolate biosynthesis in early seedling development of Arabidopsis.The Plant journal : for cell and molecular biology · 2025Article
- WHIRLY proteins, multi-layer regulators linking the nucleus and organelles in developmental and stress-induced senescence of plants.Annals of botany · 2024Review
- Over-accumulation of chloroplast-nucleus located WHIRLY1 in barley leads to a decrease in growth and an enhanced stress resistance.The Plant journal : for cell and molecular biology · 2024Article
- Article
- How do barley plants with impaired photosynthetic light acclimation survive under high-light stress?Planta · 2023Article
- WHIRLY protein functions in plants.Food and energy security · 2023Review
- Genome-wide identification, phylogenetic, and expression analysis under abiotic stress conditions of Whirly (WHY) gene family in Medicago sativa L.Scientific reports · 2022Article
- WHIRLY1 functions in the nucleus to regulate barley leaf development and associated metabolite profiles.The Biochemical journal · 2022Article
- The plastid-nucleus localized DNA-binding protein WHIRLY1 is required for acclimation of barley leaves to high light.Planta · 2022Article
- WHIRLIES Are Multifunctional DNA-Binding Proteins With Impact on Plant Development and Stress Resistance.Frontiers in plant science · 2022Review
- Pas de Trois: An Overview of Penta-, Tetra-, and Octo-Tricopeptide Repeat Proteins FromFrontiers in plant science · 2021Review
- Triple-localized WHIRLY2 Influences Leaf Senescence and Silique Development via Carbon Allocation.Plant physiology · 2020Article
- Genome communication in plants mediated by organelle-n-ucleus-located proteins.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2020Review
- WHIRLY2 plays a key role in mitochondria morphology, dynamics, and functionality inPlant direct · 2020Article
- Interspecific Hybrids BetweenFrontiers in plant science · 2020Article
- Extensive Posttranscriptional Regulation of Nuclear Gene Expression by Plastid Retrograde Signals.Plant physiology · 2019Article
Corrections and comments
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Authors and funding
6 authors at 2 institutions in 1 country.
Funding
Abstract
MAIN
conclusionChloroplasts deficient in the major chloroplast nucleoid-associated protein WHIRLY1 have an enhanced ratio of LHCs to reaction centers, indicating that WHIRLY1 is required for a coordinate assembly of the photosynthetic apparatus during chloroplast development. Chloroplast development was found to be delayed in barley plants with an RNAi-mediated knockdown of WHIRLY1 encoding a major nucleoid-associated protein of chloroplasts. The plastids of WHIRLY1 deficient plants had a reduced ribosome content. Accordingly, plastid-encoded proteins of the photosynthetic apparatus showed delayed accumulation during chloroplast development coinciding with a delayed increase in photosystem II efficiency measured by chlorophyll fluorescence. In contrast, light harvesting complex proteins being encoded in the nucleus had a high abundance as in the wild type. The unbalanced assembly of the proteins of the photosynthetic apparatus in WHIRLY1-deficient plants coincided with the enhanced contents of chlorophyll b and xanthophylls. The lack of coordination was most obvious at the early stages of development. Overaccumulation of LHC proteins in comparison to reaction center proteins at the early stages of chloroplast development did not correlate with enhanced expression levels of the corresponding genes in the nucleus. This work revealed that WHIRLY1 does not influence LHC abundance at the transcriptional level. Rather, WHIRLY1 in association with nucleoids might play a structural role for both the assembly of ribosomes and the complexes of the photosynthetic apparatus.
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Registered trials
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