Illumina sequencing was employed to determine the complete chloroplast (cp) genome sequence of (), which is a relict fern. The cp genome of is indeed a circular DNA molecule with 156,659 bp. It includes an inverted repeats (IRs) pair with 24,011 bp each and two single-copy regions with 86,196 bp and 22,441 bp, respectively. Additionally, the genome contains 117 unique genes encoding 85 proteins, 28 tRNAs, four rRNAs. Pseudogenes of ycf66 and trnT-UGU are also detected in this genome.Bayesian phylogenetic tree strongly supports the deduction that belongs to Cyatheaceae. To date, this is the first cp genome for the genus
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http://dx.doi.org/10.1080/23802359.2020.1787893 | DOI Listing |
Front Plant Sci
December 2024
National Institute of Molecular Biology and Biotechnology, College of Science, University of the Philippines Diliman, Quezon City, Philippines.
Transfer RNAs (tRNAs) are noncoding RNAs involved in protein biosynthesis and have noncanonical roles in cellular metabolism, such as RNA silencing and the generation of transposable elements. Extensive tRNA gene duplications, modifications to mature tRNAs, and complex secondary and tertiary structures impede tRNA sequencing. As such, a comparative genomic analysis of complete tRNA sets is an alternative to understanding the evolutionary processes that gave rise to the extant tRNA sets.
View Article and Find Full Text PDFBMC Plant Biol
January 2025
Dazhou Academy of Agricultural Sciences, Dazhou, 635000, China.
Background: Stemona tuberosa, a vital species in traditional Chinese medicine, has been extensively cultivated and utilized within its natural distribution over the past decades. While the chloroplast genome of S. tuberosa has been characterized, its mitochondrial genome (mitogenome) remains unexplored.
View Article and Find Full Text PDFFront Plant Sci
December 2024
Zhejiang Provincial Key Laboratory of Plant Evolutionary Ecology and Conservation, Taizhou University, Taizhou, China.
, native to North America, is an invasive species in many areas of the world, where it causes serious damage to natural ecosystems and economic losses. However, a dearth of genetic resources and molecular markers has hampered our understanding of its invasion history. Here, we assembled 40 complete chloroplast genomes of species, including 21 individuals, 15 individuals, and four individuals, the sizes of which ranged from 152,412 bp to 153,170 bp.
View Article and Find Full Text PDFEnviron Res
January 2025
Guangxi Laboratory on the Study of Coral Reefs in the South China Sea, School of Marine Sciences, Guangxi University, Nanning, 530004, China.
Within the coral reef habitat, members of the Symbiodiniaceae family stand as pivotal symbionts for reef-building corals. However, the physiological response of Symbiodiniaceae on microplastics are still poorly understood. Research conducted in this investigation assessed the harmful impact of polystyrene microparticles (PS-MPs) on Cladocopium goreaui, a Symbiodiniaceae species with a broad distribution.
View Article and Find Full Text PDFBMC Plant Biol
January 2025
Institute of Tropical Horticulture Research, Hainan Academy of Agricultural Sciences, Haikou, 571100, China.
Background: Tea-oil Camellia within the genus Camellia is renowned for its premium Camellia oil, often described as "Oriental olive oil". So far, only one partial mitochondrial genomes of Tea-oil Camellia have been published (no main Tea-oil Camellia cultivars), and comparative mitochondrial genomic studies of Camellia remain limited.
Results: In this study, we first reconstructed the entire mitochondrial genome of C.
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