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Transcriptome-wide identification of Camellia sinensis WRKY transcription factors in response to temperature stress.
Mol Genet Genomics. 2016 Feb; 291(1):255-69.MG

Abstract

Tea plant [Camellia sinensis (L.) O. Kuntze] is a leaf-type healthy non-alcoholic beverage crop, which has been widely introduced worldwide. Tea is rich in various secondary metabolites, which are important for human health. However, varied climate and complex geography have posed challenges for tea plant survival. The WRKY gene family in plants is a large transcription factor family that is involved in biological processes related to stress defenses, development, and metabolite synthesis. Therefore, identification and analysis of WRKY family transcription factors in tea plant have a profound significance. In the present study, 50 putative C. sinensis WRKY proteins (CsWRKYs) with complete WRKY domain were identified and divided into three Groups (Group I-III) on the basis of phylogenetic analysis results. The distribution of WRKY family transcription factors among plantae, fungi, and protozoa showed that the number of WRKY genes increased in higher plant, whereas the number of these genes did not correspond to the evolutionary relationships of different species. Structural feature and annotation analysis results showed that CsWRKY proteins contained WRKYGQK/WRKYGKK domains and C2H2/C2HC-type zinc-finger structure: D-X18-R-X1-Y-X2-C-X4-7-C-X23-H motif; CsWRKY proteins may be associated with the biological processes of abiotic and biotic stresses, tissue development, and hormone and secondary metabolite biosynthesis. Temperature stresses suggested that the candidate CsWRKY genes were involved in responses to extreme temperatures. The current study established an extensive overview of the WRKY family transcription factors in tea plant. This study also provided a global survey of CsWRKY transcription factors and a foundation of future functional identification and molecular breeding.

Authors+Show Affiliations

Tea Science Research Institute, College of Horticulture, Nanjing Agricultural University, Nanjing, 210095, China.Tea Science Research Institute, College of Horticulture, Nanjing Agricultural University, Nanjing, 210095, China.Tea Science Research Institute, College of Horticulture, Nanjing Agricultural University, Nanjing, 210095, China.Tea Science Research Institute, College of Horticulture, Nanjing Agricultural University, Nanjing, 210095, China.Tea Science Research Institute, College of Horticulture, Nanjing Agricultural University, Nanjing, 210095, China.Tea Science Research Institute, College of Horticulture, Nanjing Agricultural University, Nanjing, 210095, China. zhuangjing@njau.edu.cn.

Pub Type(s)

Journal Article
Research Support, Non-U.S. Gov't

Language

eng

PubMed ID

26308611

Citation

Wu, Zhi-Jun, et al. "Transcriptome-wide Identification of Camellia Sinensis WRKY Transcription Factors in Response to Temperature Stress." Molecular Genetics and Genomics : MGG, vol. 291, no. 1, 2016, pp. 255-69.
Wu ZJ, Li XH, Liu ZW, et al. Transcriptome-wide identification of Camellia sinensis WRKY transcription factors in response to temperature stress. Mol Genet Genomics. 2016;291(1):255-69.
Wu, Z. J., Li, X. H., Liu, Z. W., Li, H., Wang, Y. X., & Zhuang, J. (2016). Transcriptome-wide identification of Camellia sinensis WRKY transcription factors in response to temperature stress. Molecular Genetics and Genomics : MGG, 291(1), 255-69. https://doi.org/10.1007/s00438-015-1107-6
Wu ZJ, et al. Transcriptome-wide Identification of Camellia Sinensis WRKY Transcription Factors in Response to Temperature Stress. Mol Genet Genomics. 2016;291(1):255-69. PubMed PMID: 26308611.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Transcriptome-wide identification of Camellia sinensis WRKY transcription factors in response to temperature stress. AU - Wu,Zhi-Jun, AU - Li,Xing-Hui, AU - Liu,Zhi-Wei, AU - Li,Hui, AU - Wang,Yong-Xin, AU - Zhuang,Jing, Y1 - 2015/08/26/ PY - 2015/05/14/received PY - 2015/08/14/accepted PY - 2015/8/27/entrez PY - 2015/8/27/pubmed PY - 2016/6/1/medline KW - Tea plant KW - Temperature stresses KW - Transcription factors KW - Transcriptome KW - WRKY SP - 255 EP - 69 JF - Molecular genetics and genomics : MGG JO - Mol Genet Genomics VL - 291 IS - 1 N2 - Tea plant [Camellia sinensis (L.) O. Kuntze] is a leaf-type healthy non-alcoholic beverage crop, which has been widely introduced worldwide. Tea is rich in various secondary metabolites, which are important for human health. However, varied climate and complex geography have posed challenges for tea plant survival. The WRKY gene family in plants is a large transcription factor family that is involved in biological processes related to stress defenses, development, and metabolite synthesis. Therefore, identification and analysis of WRKY family transcription factors in tea plant have a profound significance. In the present study, 50 putative C. sinensis WRKY proteins (CsWRKYs) with complete WRKY domain were identified and divided into three Groups (Group I-III) on the basis of phylogenetic analysis results. The distribution of WRKY family transcription factors among plantae, fungi, and protozoa showed that the number of WRKY genes increased in higher plant, whereas the number of these genes did not correspond to the evolutionary relationships of different species. Structural feature and annotation analysis results showed that CsWRKY proteins contained WRKYGQK/WRKYGKK domains and C2H2/C2HC-type zinc-finger structure: D-X18-R-X1-Y-X2-C-X4-7-C-X23-H motif; CsWRKY proteins may be associated with the biological processes of abiotic and biotic stresses, tissue development, and hormone and secondary metabolite biosynthesis. Temperature stresses suggested that the candidate CsWRKY genes were involved in responses to extreme temperatures. The current study established an extensive overview of the WRKY family transcription factors in tea plant. This study also provided a global survey of CsWRKY transcription factors and a foundation of future functional identification and molecular breeding. SN - 1617-4623 UR - https://www.unboundmedicine.com/medline/citation/26308611/Transcriptome_wide_identification_of_Camellia_sinensis_WRKY_transcription_factors_in_response_to_temperature_stress_ L2 - https://doi.org/10.1007/s00438-015-1107-6 DB - PRIME DP - Unbound Medicine ER -