var. is a well-regarded ornamental plant in the genus (family Iridaceae). In this report, we present the complete chloroplast (cp) genome sequence of var. for the first time. The complete cp genome of var. was assembled using high-throughput sequencing, and phylogenetic analysis was undertaken based on a dataset of coding regions. The cp genome of var. measures 152,409 bp in length, with regions having two inverted copies (IR 26,026 bp), and separated by the large single copy (LSC 82,256 bp) and small single copy (SSC 18,101 bp) regions. The cp genome encodes 133 unique genes, including 87 different protein-coding genes, 38 tRNA genes, and 8 rRNA genes. Based on a dataset of 69 chloroplast coding regions, the maximum-likelihood (ML) phylogenetic tree analysis indicated that var. clusters closely with . Thus, the complete chloroplast genome presented in this report may provide valuable genetic information not only for the future exploitation and utilization of this plant resource but also for further research investigating its relationship with other species.
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http://dx.doi.org/10.1080/23802359.2020.1847611 | DOI Listing |
BMC Res Notes
January 2025
Bioinformatics Center, North-Eastern Hill University, Shillong, 793022, India.
Objectives: Nepenthes, sometimes known as tropical pitcher plants or monkey cups, is a carnivorous plant genus that contains more than 160 species. Nepenthes khasiana, India's sole representative of the genus, is a rare and endangered dioecious plant endemic to North-east India. Despite the fact that it is a prominent insectivorous plant in the Nepenthaceae family, genomic resources for the species are limited, making genomic breeding and understanding the genetic basis of botanical carnivory difficult.
View Article and Find Full Text PDFBMC Genomics
January 2025
School of Life Sciences, Yunnan Normal University, Kunming, 650000, China.
Background: Pseudogalium is a new monotypic genus with two subspecies in China and one in Japan, which holds a distinctive phylogenetic position and ecological significance within the tribe Rubieae. Chloroplast genomes contain abundant information for resolving phylogenetic relationships. To investigate the phylogenetics of P.
View Article and Find Full Text PDFAdv Biotechnol (Singap)
April 2024
CAS and Shandong Province Key Laboratory of Experimental Marine Biology, Institute of Oceanology, Chinese Academy of Sciences, Qingdao, China.
In response to the changing intertidal environment, intertidal macroalgae have evolved complicated Ci utilization mechanisms. However, our knowledge regarding the CO concentrating mechanism (CCM) of macroalgae is limited. Carbonic anhydrase (CA), a key component of CCM, plays essential roles in many physiological reactions in various organisms.
View Article and Find Full Text PDFMol Plant
January 2025
Institute of Medical Plant Physiology and Ecology, School of Pharmaceutical Sciences, Guangzhou University of Chinese Medicine, Guangzhou, 510006 People's Republic of China; State Key Laboratory of Traditional Chinese Medicine Syndrome, Guangzhou University of Chinese Medicine, Guangzhou, 510006, People's Republic of China; Chinese Medicine Guangdong Laboratory, Guangdong Hengqin, People's Republic of China. Electronic address:
Activities of the chloroplasts and nucleus are coordinated by retrograde signaling, which has crucial roles in plant development and environmental adaptation. However, the connection between chloroplast status and nuclear genome stability is not well understood. Chloroplast state transitions allow the plant to balance the absorption capacity of the photosystems in an environment in which the light quality was changing.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
February 2025
Molecular Genetics, Institute of Biology, Faculty of Life Sciences, Humboldt Universität zu Berlin, Berlin 10115, Germany.
The chloroplast genome encodes key components of the photosynthetic light reaction machinery as well as the large subunit of the enzyme central for carbon fixation, Ribulose-1,5-bisphosphat-carboxylase/-oxygenase (RuBisCo). Its expression is predominantly regulated posttranscriptionally, with nuclear-encoded RNA-binding proteins (RBPs) playing a key role. Mutants of chloroplast gene expression factors often exhibit impaired chloroplast biogenesis, especially in cold conditions.
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