周艺,李金丽,万艳平.hDaxx与乙型肝炎病毒X蛋白的相互作用.[J].中南医学科学杂志.,2008,(3):.
hDaxx与乙型肝炎病毒X蛋白的相互作用
Interaction of hDaxx and Hepatitis B Virus X Protein
  
DOI:
中文关键词:  乙型肝炎病毒x蛋白  酵母双杂交
英文关键词:hDaxx
基金项目:湖南省自然科学基金
周艺  李金丽  万艳平
[1]南华大学公共卫生学院,湖南衡阳421001 [2]南华大学病原生物学研究所,湖南衡阳421001
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中文摘要:
      目的 采用酵母双杂交法研究HBV X蛋白与hDaxx蛋白的相互作用,为探讨HBV X蛋白的致癌机制奠定实验基础.方法 构建pGBKT7~hDaxx和pGADT7-HBx重组质粒,分四组转化酵母AH109,A组为pGADT7和pGBKq7,B组为pGBKT7-hDaxx和pGADT7-HBx,C组为pGADT7-T和pGBKT7-Lam,D组为pGAD,17-T和pGBKT7-p53.将转化菌落接种于SD/-Trp-Leu(二缺)固体平板,长出克隆后再接种于SD/-Trp-Leu-His(三缺)和SD/-Trp-Leu-His-Ade(四缺)平板,30℃培养36~72 h.裂解酵母茵,提取蛋白,经SDS-PAGE、Eestem blot检测hDaxx和x蛋白在酵母中的表达.结果 仅有共转化pGBKT7-hDaxx和pGADT7-HBx的AH109可以在三缺及四缺平板上生长.Western blot检测到hDaxx和X蛋白均能在酵母中表达.结论 HBV X蛋白与hDaxx能在酵母细胞内发生相互作用.
英文摘要:
      Objective To identify the interaction of Hepatitis B virus X protein and hDaxx by yeast two-hybrid system to explore the contribution of HBx protein to hepatocellular carcinoma. Methods The vector of pGBKT7-hDaxx and pGADT7-HBx were constructed for yeast two-hybrid system.Then four groups of different plasmids were divided for transforming into yeast(AH109),respectively.Group A was pGBKT7-hDaxx;group B was pGADT7-HBx;group C was pGBKT7 and pGADT7;group D was pGBKT7-hDaxx and pGADT7-HBx.The transformants wer...
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