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水花生Actin基因片段的克隆及序列分析
引用本文:田秀红,高建明,肖强,崔翠菊,何光源.水花生Actin基因片段的克隆及序列分析[J].生物技术,2006,16(3):13-14.
作者姓名:田秀红  高建明  肖强  崔翠菊  何光源
作者单位:华中科技大学,中英HUST-RRes基因工程和基因组学联合实验室,湖北,武汉,430074
基金项目:国家“973”计划项目(No.2002CB111302)
摘    要:肌动蛋白基因编码生物体内一种很重要的组成型表达蛋白质,常被看作看家基因。为分离水花生肌动蛋白基因,根据GenBank上一藜科植物的———Actin基因的EST序列,分别设计引物,提取水花生根的总RNA,对上述的基因片断进行RT—PCR,扩增后测序得到230bp长的核苷酸序列。经同源性比较,这条序列与上述藜科植物Actin的EST序列基本一致,表明获得了水花生肌动蛋白序列。

关 键 词:水花生  肌动蛋白基因  同源性
文章编号:1004-311X(2006)03-0013-02
收稿时间:2006-01-11
修稿时间:2006-02-28

Cloning and Sequence Analysis of Alternanthera philoxeroides (Mart.) Griseb
TIAN Xiu-hong,GAO Jian-ming,XIAO Qiang,CUI Cui-ju,HE Guang-yuan.Cloning and Sequence Analysis of Alternanthera philoxeroides (Mart.) Griseb[J].Biotechnology,2006,16(3):13-14.
Authors:TIAN Xiu-hong  GAO Jian-ming  XIAO Qiang  CUI Cui-ju  HE Guang-yuan
Institution:China- UK HUST- RRes Genetic Engineering and Genomics Joint Laboratory, HUST- Huszhong University of Science and Technology, Wuhan 430074, China
Abstract:Actin gene which is usually called house-keeping gene encodes a consecutive expressing protein in vivo.For cloning actin gene,primer was designed according to the EST of actin gene of one kind of pigweed plants on the GenBank and the total RNA was isolated from the roots of the Alternanthera philoxeroides,and RTPCR is used to analyze the gene.A 230bp nucleotides sequence is obtained.As homologous comparing with the EST of the above,they are almost the same,which attest its truth.
Keywords:Alternanthera philoxeroides  actin gene  homologous
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