反向重复序列

在植物中普遍采取的方法是通过转基因转入一段含有内含子的反向重复序列，通过转基因的方式转入植物体内并转录，形成发夹结构，产生双链RNA，从而引起基因的沉默。

Usually , an inverted repeat sequence containing intron is taken into plants , transcripted in plants , formated a hairpin structure and produced double-stranded RNA , then caused gene silencing .

该结果表明，汉坦病毒基因组末端的反向重复序列是核蛋白重要结合位点，这对理解汉坦病毒核蛋白功能以及病毒复制过程中病毒粒子的包装机制有重要的意义。

These data suggest that the inverted repeat sequence at the ends of each gene segment could be an important target site for nucleocapsid protein , and therefore plays an important role during Hantavirus packaging to assemble the viral apparatus into a complete viral particle .

Gateway重组系统快速构建花生条纹病毒cp基因反向重复序列载体

Quick Construction of Inverted Repeat Vector of Peanut stripe virus cp Gene by Gateway System

微RNA是新发现的一类非编码RNA分子，在动植物细胞中广泛表达，它的基因是短的反向重复序列。

MicroRNAs ( miRNA ) are a new class of noncoding RNAs , which are encoded as short inverted repeats in the genomes of animals and plants .

这两个序列中含有多个复制转录因子的结合位点、增强子基序、多个完全的和非完全的反向重复序列以及潜在的DNA弯曲核心序列样结构。

Both the MAR loci show numerous replication / transcription factor binding sites , enhancer motifs , several perfect or imperfect inverted repeats , and sequences sharing the common features of the potential DNA bending core sequence .

通过设计反向重复序列构建在植物体内产生双链RNA来诱导RNA沉默的方法是一条非常有效的植物基因研究途径。

Induction of RNA silencing through double strand RNAs ( dsRNA ) in plants produced by inverted repeat constructs should be one of a more effective and efficient way for the studies of plant gene .

目的探索多传递耐药（mtr）系统反向重复序列（IR）区基因突变与淋球菌染色体介导多重耐药性的关系。

Objective To study the relationship between the mutation of the inverted repeat ( IR ) gene in the multiple transferable resistant ( mtr ) system and multiple antibiotic resistance of Neisseria gonorrhoeae .

目的：研究不同耐药淋球菌菌株多传递耐药（mtr）系统反向重复序列（IR）区基因突变与mtrC基因转录水平的差异性，进一步探索mtr系统介导耐药的机制。

Objectives : To study the difference of gene mutation in IR domain of mtr succession together with the variability of transcriptional levels in mtrC gene among different antibiotic resistant Neisseria gonorrhoeae ( NGs ) .

短发夹状RNA（ShorthairpinRNA，shRNA）由短的正义链、反义链（19-21nt）和连接它们的数个碱基组成，正义链、反义链呈反向重复序列，因其形似发夹而得名。

As one form of RNAi , short hairpin RNA ( shRNA ) is composed of both sense and antisense sequences with a few bases ( 19-21nt ) which are reverse repeat sequences named as loop between them .

存在一个短串联重复序列和7个正、反向重复序列。

There were one short tandom repeats , 7 direct and inverted repeats in it .

花生条纹病毒反向重复序列载体的构建及转基因烟草抗性研究

Construction of inverted repeat vector of peanut stripe virus and obtaining transgenic tobacco resistance to the virus

转基因株系的抗病性与插入外源反向重复序列的长度和拷贝数有关。

The results showed that the resistance of the transgenic lines linked with the length of inverted-repeat sequence and the transgene copies . 4 .

研究结果表明，IFP2的末端反向重复序列上每一个位点的碱基都对转座子活性有重要的影响，任何一个位点碱基的缺失都会导致转座子不能进行识别和剪切。

The results showed that every base in ITR sequences was important for the activity of transposons . Deletion of any base could result in failture of identification and cut of the transposons .

测序结果显示，其序列与已发表的从人胎盘、巨噬细胞和结肠中克隆的人hLYZ完全一致，其中包括1个447bp的阅读框和3′端反向重复的Alu序列。

Sequence analysis showed that the PCR-amplified cDNA was identical to that cloned from human placenta , macrophages and colon . The cDNA included an open reading frame of 447 bps and a pair of Alu elements in reverse orientation at the 3 ' - noncoding region .