中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
The diversity, origin, and evolutionary analysis of geosmin synthase gene in cyanobacteria

文献类型:期刊论文

作者Wang, Zhongjie1; Song, Gaofei2; Li, Yeguang1; Yu, Gongliang2; Hou, Xiaoyu1,3; Gan, Zixuan4; Li, Renhui2
刊名SCIENCE OF THE TOTAL ENVIRONMENT
出版日期2019-11-01
卷号689期号:1页码:789-796
ISSN号0048-9697
关键词Odor Phylogeny Purifying selection Horizontal gene transfer Evolution Sesquiterpene
DOI10.1016/j.scitotenv.2019.06.468
英文摘要

The sesquiterpene geosmin, mainly originating from cyanobacteria, is considered one of the problematic odor compounds responsible for unpleasant-tasting and-smelling water episodes in freshwater supplies. The biochemistry and genetics of geosmin synthesis in cyanobacteria is well-elucidated and the geosmin synthase gene (geo) has been cloned and characterized in recent years. However, understanding the diversity, origin, and evolution of geo has been hindered by the limited availability of geo sequences to date. On the basis of the cloned geo sequences from16 filamentous geosmin-producing cyanobacterial species, representing 11 genera in Nostocales and Oscillatoriales, the diversity and evolution of geo in cyanobacteria was systematically analyzed in this study. Homologous alignment revealed that geo is highly conserved among the examined cyanobacterial species, with DNA sequence identities >0.72. Phylogenetic reconstruction and codon bias analysis based on geo suggest that cyanobacterial geo form a monophyletic branch with a common origin and ancestor for cyanobacteria, actinomycetes, and rnyxobacteria. The global ratio of nonsynonymous/synonymous nucleotide substitutions dN/dS) was 0.125, which is substantially <1 and indicates strong purifying selection in the evolution of cyanobacterial gm. To add to further interest, horizontal gene transfer of cyanobacterial geo in evolutionary history was confirmed by the discovery of an incongruent coevolutionary relationship between geo and housekeeping genes 165 rDNA and rpoC. The present study enhances the fundamental understanding of cyanobacterial geo in diversity and evolution, and sheds light on the development of molecular assays for detection and molecular ecology research of geosmin-producing cyanobacteria. (C) 2019 Elsevier B.V. All rights reserved.

WOS关键词BIOSYNTHESIS ; IDENTIFICATION ; EXPRESSION ; 2-METHYLISOBORNEOL ; TEMPERATURE ; MEVALONATE ; GROWTH ; LIGHT ; MIB
资助项目National Science Foundation of China[NSFC 31502192] ; National Key Research and Development Program of China[2017YFA0605201]
WOS研究方向Environmental Sciences & Ecology
语种英语
出版者ELSEVIER
WOS记录号WOS:000482379400077
资助机构National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Science Foundation of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China
源URL[http://ir.ihb.ac.cn/handle/342005/33366]  
专题水生生物研究所_藻类生物学及应用研究中心_期刊论文
通讯作者Li, Renhui
作者单位1.Chinese Acad Sci, Innovat Acad Seed Design, Wuhan Bot Garden, Key Lab Plant Gennplasm Enhancement & Specialty A, Wuhan 430074, Hubei, Peoples R China
2.Chinese Acad Sci, Inst Hydrobiol, Key Lab Algal Biol, Wuhan 430072, Hubei, Peoples R China
3.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
4.Wuhan Foreign Language Sch Meiga Acad, Wuhan 430200, Hubei, Peoples R China
推荐引用方式
GB/T 7714
Wang, Zhongjie,Song, Gaofei,Li, Yeguang,et al. The diversity, origin, and evolutionary analysis of geosmin synthase gene in cyanobacteria[J]. SCIENCE OF THE TOTAL ENVIRONMENT,2019,689(1):789-796.
APA Wang, Zhongjie.,Song, Gaofei.,Li, Yeguang.,Yu, Gongliang.,Hou, Xiaoyu.,...&Li, Renhui.(2019).The diversity, origin, and evolutionary analysis of geosmin synthase gene in cyanobacteria.SCIENCE OF THE TOTAL ENVIRONMENT,689(1),789-796.
MLA Wang, Zhongjie,et al."The diversity, origin, and evolutionary analysis of geosmin synthase gene in cyanobacteria".SCIENCE OF THE TOTAL ENVIRONMENT 689.1(2019):789-796.

入库方式: OAI收割

来源:水生生物研究所

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