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    • 4. 发明申请
    • SYSTEM AND METHOD OF MODULAR CLONING
    • 模块化克隆的系统和方法
    • WO2011154147A1
    • 2011-12-15
    • PCT/EP2011/002843
    • 2011-06-09
    • ICON GENETICS GMBHWEBER, ErnstWERNER, StefanENGLER, CarolaGRUETZNER, RamonaMARILLONNET, Sylvestre
    • WEBER, ErnstWERNER, StefanENGLER, CarolaGRUETZNER, RamonaMARILLONNET, Sylvestre
    • C12N15/66
    • C12N15/66C12N15/1093
    • System for producing a nucleic acid construct of interest, said system comprising: a set of n entry DNAs numbered 1 to n, n being an integer of at least 2, each of said n entry DNAs comprising in this order: (i) a type lIs restriction endonuclease recognition site followed by the cleavage site thereof; (ii) a sequence portion linking the cleavage site of said recognition site of item (i) with the cleavage site of the recognition site of the following item (iii), and (iii) a cleavage site of a further type Ms restriction endonuclease recognition site followed by the recognition site of said cleavage site; the cleavage sites of the type lIs restriction endonuclease recognition sites of item (iii) of entry DNAs 1 to n-1 are complementary to the cleavage sites of the type lIs restriction endonuclease recognition sites of item (i) of entry DNAs 2 to n, respectively; the cleavage site of the type Ms restriction endonuclease recognition site of item (iii) of entry DNA n is complementary to the cleavage site of the type lIs restriction endonuclease recognition site of item (i) of entry DNA 1 for allowing annealing of complementary single-stranded overhangs formed by restriction at recognition site (i) of entry DNA 1 and at recognition site (iii) of entry DNA n; said system further comprising a destination vector comprising in this order: (I) a type Ms restriction endonuclease recognition site followed by the cleavage site thereof; (II) a vector backbone preferably comprising a selectable marker gene, said vector backbone linking the cleavage sites of said recognition sites of items (I) and the following item (III); (III) a further cleavage site of a type Ms restriction endonuclease recognition site followed by the recognition site of said cleavage site, and (IV) optionally, an insert between the recognition sites of item (III) and item (i); said cleavage sites of items (I) and (III) being different and non-complementary, said recognition sites of items (I) and (III) being preferably recognitions sites of the same endonuclease.
    • 用于产生感兴趣的核酸构建体的系统,所述系统包括:一组n至n的n个入口DNA,n为至少2的整数,所述n个入口DNA中的每一个按以下顺序包括:(i) lIs限制性内切核酸酶识别位点,然后是其切割位点; (ii)将项目(i)的所述识别位点的切割位点与下述(iii)的识别位点的切割位点连接的序列部分,和(iii)另外类型的Ms限制性内切核酸酶识别的切割位点 其后是所述切割位点的识别位点; 入口DNA1至n-1项目(ⅲ)的III型限制性内切核酸酶识别位点的切割位点与条目DNA2至n的第(i)项的第II型限制性内切核酸酶识别位点的切割位点互补, 分别; 入口DNA n项目(iii)的Ms限制性内切核酸酶识别位点的切割位点与用于允许互补单链DNA退火的入口DNA 1的第(i)项的I型限制性内切核酸酶识别位点的切割位点互补, 在入口DNA 1的识别位点(i)和进入DNA n的识别位点(iii)处形成的疏水突出物; 所述系统还包括目的载体,其包含以下顺序:(I)Ms型限制性​​内切核酸酶识别位点,其后是其切割位点; (II)优选包含选择性标记基因的载体骨架,所述载体骨架连接项目(I)的所述识别位点的切割位点和下列项目(III); (III)另外的Ms限制性内切核酸酶识别位点的切割位点,随后是所述切割位点的识别位点,和(IV)任选地,(III)和(i)项的识别位点之间的插入片段; 所述项目(I)和(III)的切割位点是不同的和不相互补充的,所述项目(I)和(III)的所述识别位点优选为相同核酸内切酶的识别位点。
    • 5. 发明申请
    • PROCESS OF CLEAN CLONING
    • 清洁克隆过程
    • WO2010040531A2
    • 2010-04-15
    • PCT/EP2009/007237
    • 2009-10-08
    • ICON GENETICS GMBHMARILLONNET, SylvestreWERNER, StefanENGLER, CarolaKANDZIA, RomyTHIEME, FrankWEBER, Ernst
    • MARILLONNET, SylvestreWERNER, StefanENGLER, CarolaKANDZIA, RomyTHIEME, FrankWEBER, Ernst
    • C12N15/09C12N15/10
    • C12N15/64C12N15/66
    • A process of inserting a nucleic acid sequence of interest into an acceptor nucleic acid, comprising the following steps: amplifying by PCR a DNA comprising in the following order a sequence segment U, a nucleic acid sequence segment of known nucleotide sequence K2 and a nucleic acid sequence segment of known sequence K3 using a forward primer defining a first end of the amplified DNA and a reverse primer defining a second end of the amplified DNA, said reverse primer terminating at its 3'-end in a nucleotide sequence of nucleic acid sequence segment K3; treating the linear double-stranded DNA molecules contained in the PCR product obtained in the previous step with an exonuclease to obtain a single-stranded overhang at the first end of the DNA and a single-stranded overhang comprising nucleic acid segments K2 and K3 at the second end of the DNA; and annealing the product of the previous step to a linearized double-stranded acceptor nucleic acid having at a first end thereof a single-stranded overhang complementary to the single-stranded overhang of the first end of the DNA and at a second end thereof a single- stranded overhang complementary to the single-stranded sequence segment K2 of the second end of the DNA.
    • 将感兴趣的核酸序列插入受体核酸中的方法,包括以下步骤:通过PCR扩增包含以下顺序的DNA的序列:序列区段U,核酸序列片段 使用限定扩增的DNA的第一末端的正向引物和限定扩增的DNA的第二末端的反向引物的已知核苷酸序列K2和已知序列K3的核酸序列区段,所述反向引物在其3'末端终止于 核酸序列片段K3的核苷酸序列; 用外切核酸酶处理在前一步骤中获得的PCR产物中所含的线性双链DNA分子,以在DNA的第一末端获得单链突出端和单链突出端,所述单链突出端包含位于第一端的核酸片段K2和K3 DNA的第二末端; 和将前一步骤的产物退火成线性化双链受体核酸,所述线性化双链受体核酸在其第一末端具有与DNA第一末端的单链突出端互补的单链突出端,并且在其第二末端具有单一突出端 - 与DNA第二末端的单链序列片段K2互补的多余突出端。