ArticleGenome biology and evolution2011
Extreme RNA editing in coding islands and abundant microsatellites in repeat sequences of Selaginella moellendorffii mitochondria: the root of frequent plant mtDNA recombination in early tracheophytes.
Article in Genome biology and evolution, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 92 papers.
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92 citing papers in PubMed, 191 citations in OpenAlex.
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- High Conservation of Translation-Enabling RNA Editing Sites in Hyper-editing Ferns Implies They Are Not Selectively Neutral.Molecular biology and evolution · 2025Article
- Pentatricopeptide repeat proteins in plants: Cellular functions, action mechanisms, and potential applications.Plant communications · 2025Review
- Complete mitogenome characteristics and phylogenetic analysis of traditional Chinese medicinal plant Tinospora sagittata (Oliv.) Gagnep. from the Menispermaceae family.BMC plant biology · 2025Article
- The first complete mitochondrial genome assembly and comparative analysis of the fern Blechnaceae family:Frontiers in plant science · 2025Article
- Linear DNA-driven recombination in mammalian mitochondria.Nucleic acids research · 2024Article
- Conservation of the moss RNA editing factor PPR78 despite the loss of its known cytidine-to-uridine editing sites is explained by a hidden extra target.The Plant cell · 2024Article
- Recurrent evolutionary switches of mitochondrial cytochrome c maturation systems in Archaeplastida.Nature communications · 2024Article
- Mitochondrial RNA maturation.RNA biology · 2024Review
- Comprehensive analysis of theFrontiers in plant science · 2024Article
- Organellar-genome analyses from the lycophyte genusFrontiers in plant science · 2024Article
- The emerging role of epitranscriptome in shaping stress responses in plants.Plant cell reports · 2023Review
- Beyond a PPR-RNA recognition code: Many aspects matter for the multi-targeting properties of RNA editing factor PPR56.PLoS genetics · 2023Article
- Mitochondrial RNA editing sites affect the phylogenetic reconstruction of gymnosperms.Plant diversity · 2023Article
- Plant organellar RNA maturation.The Plant cell · 2023Review
- Rickettsial DNA and a trans-splicing rRNA group I intron in the unorthodox mitogenome of the fern Haplopteris ensiformis.Communications biology · 2023Article
- Mitochondrial Genome Sequence ofInternational journal of molecular sciences · 2023Article
32 more citing papers are in PubMed but not listed here.
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3 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Using an independent fosmid cloning approach and comprehensive transcriptome analysis to complement data from the Selaginella moellendorffii genome project, we determined the complete mitochondrial genome structure of this spikemoss. Numerous recombination events mediated mainly via long sequence repeats extending up to 7 kbp result in a complex mtDNA network structure. Peculiar features associated with the repeat sequences are more than 80 different microsatellite sites (predominantly trinucleotide motifs). The S. moellendorffii mtDNA encodes a plant-typical core set of a twin-arginine translocase (tatC), 17 respiratory chain subunits, and 2 rRNAs but lacks atp4 and any tRNA genes. As a further novelty among plant chondromes, the nad4L gene is encoded within an intron of the nad1 gene. A total of 37 introns occupying the 20 mitochondrial genes (four of which are disrupted into trans-splicing arrangements including two novel instances of trans-splicing introns) make the S. moellendorffii chondrome the intron-richest and gene-poorest plant mtDNA known. Our parallel transcriptome analyses demonstrates functional splicing of all 37 introns and reveals a new record amount of plant organelle RNA editing with a total of 2,139 sites in mRNAs and 13 sites in the two rRNAs, all of which are exclusively of the C-to-U type.
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