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小麦品种"中国春"主要过敏原CM16基因的克隆及序列分析
引用本文:邬玉兰,刘志刚,余汉谋,伍文琪.小麦品种"中国春"主要过敏原CM16基因的克隆及序列分析[J].麦类作物学报,2009,29(1).
作者姓名:邬玉兰  刘志刚  余汉谋  伍文琪
作者单位:深圳大学过敏反应与免疫学研究所,广东深圳,518060
基金项目:广东省科技重点专项基金,深圳市科技计划项目 
摘    要:为了给小麦主要过敏原CM16蛋白的重组表达和免疫活性鉴定等研究奠定基础,通过生物信息学方法设计并合成简并性引物,利用RT-PCR技术对小麦主要过敏原CM16基因进行克隆,并进行序列分析. 结果表明,克隆获得了小麦主要过敏原CM16基因.基因开放阅读框为432个碱基(包括终止密码子), 编码143个氨基酸.该序列编码的蛋白相对分子质量约为15 782,等电点为5.17.序列同源性分析发现其与国外报道的已知小麦CM16基因具有很高的同源性(同源性为99%),因此认为其系小麦过敏原基因,在GenBank数据库中的登录号为EU883599.

关 键 词:小麦  中国春  过敏原  基因克隆

Cloning and Sequence Analysis of the Major Allergen CM16 Gene in Wheat Cultivar Chinese Spring (Triticum aestivum L)
WU Yu-lan,LIU Zhi-gang,YU Han-mou,WU Wen-qi.Cloning and Sequence Analysis of the Major Allergen CM16 Gene in Wheat Cultivar Chinese Spring (Triticum aestivum L)[J].Journal of Triticeae Crops,2009,29(1).
Authors:WU Yu-lan  LIU Zhi-gang  YU Han-mou  WU Wen-qi
Institution:Allergy and Immunology Institute;Shenzhen University;Shenzhen;Guangdong 518060;China
Abstract:In order to clone CM16 gene from wheat cultivar Chinese Spring(Triticum aestivum L),CM16 gene sequences was compared and the conservative domains among these sequences were used for designing degenerate primers.The RT-PCR methods were applied to clone the full-length CM16 from Triticum aestivum L and the sequence was analyzed.Results showed that the major allergen gene CM16 of Triticum aestivum L was cloned.The cloned fragment was with 432 bp open reading frame coding for 143 amino acids.Sequence analysis s...
Keywords:CM16
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