ArticleScientific reports2022
The P-type pentatricopeptide repeat protein DWEORG1 is a non-previously reported rPPR protein of Arabidopsis mitochondria.
Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
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4 citing papers in PubMed, 7 citations in OpenAlex.
- The Pentatricopeptide Repeat Protein OsPPR674 Regulates Rice Growth and Drought Sensitivity by Modulating RNA Editing of the Mitochondrial TranscriptInternational journal of molecular sciences · 2025Article
- PPR proteins in plants: roles, mechanisms, and prospects for rice research.Frontiers in plant science · 2024Review
- EMB2217 Is a Mitochondrial PPR-SMR Protein Required for the Splicing of Multiple Group II Introns During Arabidopsis Development.Physiologia plantarumArticle
- Mitochondrial Cell-Type-Specific Profiling: Differential Function of Mesophyll and Guard Cells is Reflected by Their Mitochondrial Proteome.Physiologia plantarumArticle
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5 authors at 3 institutions in 2 countries.
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Abstract
Gene expression in plant mitochondria is mainly regulated by nuclear-encoded proteins on a post-transcriptional level. Pentatricopeptide repeat (PPR) proteins play a major role by participating in mRNA stability, splicing, RNA editing, and translation initiation. PPR proteins were also shown to be part of the mitochondrial ribosome (rPPR proteins), which may act as regulators of gene expression in plants. In this study, we focus on a mitochondrial-located P-type PPR protein-DWEORG1-from Arabidopsis thaliana. Its abundance in mitochondria is high, and it has a similar expression pattern as rPPR proteins. Mutant dweorg1 plants exhibit a slow-growth phenotype. Using ribosome profiling, a decrease in translation efficiency for cox2, rps4, rpl5, and ccmF
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