Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis

[Objective] The chloroplast genome structure and phylogenetic location of Impatiens chishuiensis were studied in order to provide scientific basis for the conservation of plant germplasm resources, genetic diversity, and phylogeny of I. chishuiensis. [Methods] Based on the chloroplast genome seque...

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Main Authors: LAN Wenxiang, MO Qing, HUANG Haiquan, HUANG Meijuan
Format: Article
Language:zho
Published: Science Press 2024-12-01
Series:Xibei zhiwu xuebao
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Online Access:http://xbzwxb.alljournal.net/xbzwxb/article/abstract/20240267?st=article_issue
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author LAN Wenxiang
MO Qing
HUANG Haiquan
HUANG Meijuan
author_facet LAN Wenxiang
MO Qing
HUANG Haiquan
HUANG Meijuan
author_sort LAN Wenxiang
collection DOAJ
description [Objective] The chloroplast genome structure and phylogenetic location of Impatiens chishuiensis were studied in order to provide scientific basis for the conservation of plant germplasm resources, genetic diversity, and phylogeny of I. chishuiensis. [Methods] Based on the chloroplast genome sequence of I. chishuiensis, an endemic species in China, the assembly, annotation, gene characterization, sequence repetition and phylogenetic analysis of chloroplast genome were performed by bioinformatic softwares. [Results] (1) The chloroplast genome of I. chishuiensis has a typical tetrameric structure with a total GC content of 37% and a length of 152 892 bp. It encodes a total of 120 genes, including 95 protein-coding genes, 8 rRNA genes, and 17 tRNA genes. (2) A total of 87 SSR sequences was detected. 20 327 codons were detected, with leucine (Leu) being the most abundant and tryptophan (Trp) being the least. (3) Impatiens was divided into two subgenera, including subg. Clavicarpa and subg. Impatiens. I. chishuiensis is a species of subg. Clavicarpa and is the closest with I. alpicola. [Conclusion] I. chishuiensis has a typical tetrad structure, and the SSR sequence is mainly formed by A/T single base. Phylogenetic analyses place it in the subg. Clavicarpa.
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institution Kabale University
issn 1000-4025
language zho
publishDate 2024-12-01
publisher Science Press
record_format Article
series Xibei zhiwu xuebao
spelling doaj-art-f900b0401842489cb9ad9dd3d15763f82025-02-11T12:45:16ZzhoScience PressXibei zhiwu xuebao1000-40252024-12-0144121927193610.7606/j.issn.1000-4025.20240267Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensisLAN Wenxiang0MO Qing1HUANG Haiquan2HUANG Meijuan3College of Landscape Architecture and Horticulture, Southwest Forestry University, Kunming 650224, China; Southwest Landscape Architecture Engineering Technology Research Center of National Forestry and Grassland Bureau, Southwest Forestry University, Kunming 650224, ChinaCollege of Landscape Architecture and Horticulture, Southwest Forestry University, Kunming 650224, China; Southwest Landscape Architecture Engineering Technology Research Center of National Forestry and Grassland Bureau, Southwest Forestry University, Kunming 650224, ChinaCollege of Landscape Architecture and Horticulture, Southwest Forestry University, Kunming 650224, China; Southwest Landscape Architecture Engineering Technology Research Center of National Forestry and Grassland Bureau, Southwest Forestry University, Kunming 650224, ChinaCollege of Landscape Architecture and Horticulture, Southwest Forestry University, Kunming 650224, China; Southwest Landscape Architecture Engineering Technology Research Center of National Forestry and Grassland Bureau, Southwest Forestry University, Kunming 650224, China[Objective] The chloroplast genome structure and phylogenetic location of Impatiens chishuiensis were studied in order to provide scientific basis for the conservation of plant germplasm resources, genetic diversity, and phylogeny of I. chishuiensis. [Methods] Based on the chloroplast genome sequence of I. chishuiensis, an endemic species in China, the assembly, annotation, gene characterization, sequence repetition and phylogenetic analysis of chloroplast genome were performed by bioinformatic softwares. [Results] (1) The chloroplast genome of I. chishuiensis has a typical tetrameric structure with a total GC content of 37% and a length of 152 892 bp. It encodes a total of 120 genes, including 95 protein-coding genes, 8 rRNA genes, and 17 tRNA genes. (2) A total of 87 SSR sequences was detected. 20 327 codons were detected, with leucine (Leu) being the most abundant and tryptophan (Trp) being the least. (3) Impatiens was divided into two subgenera, including subg. Clavicarpa and subg. Impatiens. I. chishuiensis is a species of subg. Clavicarpa and is the closest with I. alpicola. [Conclusion] I. chishuiensis has a typical tetrad structure, and the SSR sequence is mainly formed by A/T single base. Phylogenetic analyses place it in the subg. Clavicarpa.http://xbzwxb.alljournal.net/xbzwxb/article/abstract/20240267?st=article_issueimpatiens chishuiensischloroplast genomesequence structure and characteristic analysisphylogeny
spellingShingle LAN Wenxiang
MO Qing
HUANG Haiquan
HUANG Meijuan
Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis
Xibei zhiwu xuebao
impatiens chishuiensis
chloroplast genome
sequence structure and characteristic analysis
phylogeny
title Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis
title_full Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis
title_fullStr Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis
title_full_unstemmed Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis
title_short Characterization and phylogenetic analysis of the chloroplast genome of endangered Impatiens chishuiensis
title_sort characterization and phylogenetic analysis of the chloroplast genome of endangered impatiens chishuiensis
topic impatiens chishuiensis
chloroplast genome
sequence structure and characteristic analysis
phylogeny
url http://xbzwxb.alljournal.net/xbzwxb/article/abstract/20240267?st=article_issue
work_keys_str_mv AT lanwenxiang characterizationandphylogeneticanalysisofthechloroplastgenomeofendangeredimpatienschishuiensis
AT moqing characterizationandphylogeneticanalysisofthechloroplastgenomeofendangeredimpatienschishuiensis
AT huanghaiquan characterizationandphylogeneticanalysisofthechloroplastgenomeofendangeredimpatienschishuiensis
AT huangmeijuan characterizationandphylogeneticanalysisofthechloroplastgenomeofendangeredimpatienschishuiensis