CORC  > 寒区旱区环境与工程研究所
Molecular Characterization of LRB7 Gene and a Water Channel Protein TIP2 in Chorispora bungeana
Li, Ming1,2; Liang, Zhaoxu1; Di, Cuixia3; Fang, Weikuan4; Wu, Kaichao1; Chen, Maoshan5; He, Shanshan1; Zeng, Yuan4; Jing, Yan1; Liang, Jun1
刊名BIOMED RESEARCH INTERNATIONAL
2016
页码11
ISSN号2314-6133
DOI10.1155/2016/2483258
通讯作者An, Lizhe(lizhean@lzu.edu.cn)
英文摘要Background. Water channel proteins, also called a quaporins, are integral membrane proteins from major intrinsic protein (MIP) family and involved in several pathways including not only water transport but also cell signaling, reproduction, and photosynthesis. The full cDNA and protein sequences of aquaporin in Chorispora bungeana Fisch. & C.A. Mey (C. bungeana) are still unknown. Results. In this study, PCR and rapid amplification of cDNA ends approaches were used to clone the full cDNA of LRB7 (GenBank accession number: EU636988) of C. bungeana. Sequence analysis indicated that it was 1235 bp, which had two introns and encoded a protein of 250 amino acids. Structure analysis revealed that the protein had two conserved NPA motifs, one of which is MIP signature sequence (SGxHxNPAVT), six membrane helix regions, and additional membrane-embedded domains. Phylogenetic analysis suggested that the protein was from TIP2 subgroup. Surprisingly, semiquantitative RT-PCR experiment and western blot analysis showed that LRB7 and TIP2 were only detectable in roots, unlike Arabidopsis and Raphanus. Connecting with our previous studies, LRB7 was supported to associate with chilling-tolerance in C. bungeana. Conclusion. This is the first time to characterize the full sequences of LRB7 gene and water channel protein in C. bungeana. Our findings contribute to understanding the water transports in plants under low temperatures.
收录类别SCI
WOS关键词SUSPENSION-CULTURED CELLS ; MAJOR INTRINSIC PROTEINS ; CHILLING TOLERANCE ; XENOPUS-OOCYTES ; PLANT AQUAPORINS ; PLASMA-MEMBRANE ; EXPRESSION ; CLONING ; FAMILY ; MERCURY
WOS研究方向Biotechnology & Applied Microbiology ; Research & Experimental Medicine
WOS类目Biotechnology & Applied Microbiology ; Medicine, Research & Experimental
语种英语
出版者HINDAWI PUBLISHING CORP
WOS记录号WOS:000383094400001
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2557460
专题寒区旱区环境与工程研究所
通讯作者An, Lizhe
作者单位1.Guangxi Acad Agr Sci, Sugarcane Res Inst, Nanning 530007, Peoples R China
2.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Res Inst, Lanzhou 730000, Peoples R China
3.Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China
4.Guangxi Acad Agr Sci, Nanning 530007, Peoples R China
5.La Trobe Univ, La Trobe Inst Mol Sci, Dept Biochem & Genet, Melbourne, Vic 3086, Australia
6.Lanzhou Univ, State Key Lab Arid Agroecol, Lanzhou 730000, Peoples R China
推荐引用方式
GB/T 7714
Li, Ming,Liang, Zhaoxu,Di, Cuixia,et al. Molecular Characterization of LRB7 Gene and a Water Channel Protein TIP2 in Chorispora bungeana[J]. BIOMED RESEARCH INTERNATIONAL,2016:11.
APA Li, Ming.,Liang, Zhaoxu.,Di, Cuixia.,Fang, Weikuan.,Wu, Kaichao.,...&An, Lizhe.(2016).Molecular Characterization of LRB7 Gene and a Water Channel Protein TIP2 in Chorispora bungeana.BIOMED RESEARCH INTERNATIONAL,11.
MLA Li, Ming,et al."Molecular Characterization of LRB7 Gene and a Water Channel Protein TIP2 in Chorispora bungeana".BIOMED RESEARCH INTERNATIONAL (2016):11.
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