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山羊关节炎-脑炎病毒陕西分离株全基因组的克隆和序列分析
引用本文:黄金海,孙跃辉,庄世文,肖华志,张丽霞. 山羊关节炎-脑炎病毒陕西分离株全基因组的克隆和序列分析[J]. 中国兽医科学, 2011, 0(8)
作者姓名:黄金海  孙跃辉  庄世文  肖华志  张丽霞
作者单位:天津大学化工学院;
基金项目:国家自然科学基金项目(30771613)
摘    要:为了解山羊关节炎-脑炎病毒(CAEV)陕西分离株全基因组的特点及基因演化变化,根据Gen-Bank中登录的CAEV CO株的全基因组序列,设计合成了5对引物,对CAEV陕西株的全基因组进行了PCR扩增,并对扩增产物进行了克隆和测序。结果显示,CAEV陕西株的基因组全长为9 065nt,获得的GenBank登录号为GU120138,包括两端的长末端重复序列,结构蛋白编码基因gag、pol、env和调节蛋白编码基因tat和rev,以及辅助蛋白编码基因vif。核苷酸序列比对表明,CAEV陕西株和CAEV甘肃株的同源性为99.6%,与CAEV CO株的同源性为92.4%,根据全基因组序列和gag基因序列构建的遗传进化分析结果显示,CAEV陕西分离株属于SRLV B2亚型。

关 键 词:山羊关节炎-脑炎病毒  基因克隆  基因组解析  进化分析  

Cloning and sequence analysis of the whole genome of caprine arthritis-encephalitis virus Shaanxi strain
HUANG Jin-hai,SUN Yue-hui,ZHUANG Shi-wen,XIAO Hua-zhi,ZHANG Li-xia. Cloning and sequence analysis of the whole genome of caprine arthritis-encephalitis virus Shaanxi strain[J]. Chinese Veterinary Science, 2011, 0(8)
Authors:HUANG Jin-hai  SUN Yue-hui  ZHUANG Shi-wen  XIAO Hua-zhi  ZHANG Li-xia
Affiliation:HUANG Jin-hai,SUN Yue-hui,ZHUANG Shi-wen,XIAO Hua-zhi,ZHANG Li-xia (School of Chemical Engineering & Technology,Tianjin University,Tianjin 300072,China)
Abstract:Five pairs of primers were designed according to the nucleotide sequences of caprine arthritis-encephalitis virus(CAEV) deposited in GenBank,and 5 fragments covering the whole viral genome were obtained and sequenced from infected cells.The whole genome of CAEV Shaanxi strain consists of 9 065 nucleotides,including two LTRs,three structural gene(gag,pol and env gene),and three regulatory gene(tat,vif and rev gene). The accession number of CAEV Shaanxi strain in GenBank is GU120138.Comparative analysis with ...
Keywords:caprine arthritis-encephalitis virus  gene cloning  genome anatomy  phylogenetic analyses  
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