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    • 1. 发明专利
    • DE69330162D1
    • 2001-05-23
    • DE69330162
    • 1993-09-22
    • KANAGAWA KAGAKU GIJUTSU AKADKATO SEISHISEKINE SHINGO
    • KATO SEISHISEKINE SHINGO
    • C12N15/09C12N15/10C12N15/66C07H21/02C07H21/04
    • The invention discloses a method of providing a cDNA containing the whole of the information on the primary structure of a protein by selectively synthesizing only the complete-length cDNA that contains a sequence beginning with the cap site of a mRNA. The process for producing an intermediate for the synthesis of the complete-length cDNA comprises the step of treating a mRNA extracted from cells with an alkaline phosphatase to eliminate the phosphate group from the 5' end of an uncapped incomplete-length mRNA, the step of decapping from the 5' end of a capped complete-length mRNA, and the step of linking the 5'-end phosphate group formed in the above step to either the DNA oligonucleotide represented by the following general formula (I) or a DNA-RNA chimera oligonucleotide by means of a T4RNA ligase to selectively add the DNA oligonucleotide or DNA-RNA chimera oligonucleotide having an arbitrary sequence to the 5' end of the complete-length mRNA: 5'-dN1-dN2- -dNm-N1N2- -Nn-3', wherein dN represents a deoxyribonucleotide selected from among dAMP, dCMP, dGMP and dTMP; N represents a ribonucleotide selected from among AMP, CMP, GMP and UMP; "-" represents a phosphoric ester linkage; m represents an integer of 1 or above; and n represents an integer of 0 or above. The process for synthesizing a complete-length cDNA comprises linking a double-stranded DNA primer having a dT tail by annealing to the poly (A) tail of the 3' end of the complete-length mRNA having the 5' end to which the DNA oligonucleotide or DNA-RNA chimera oligonucleotide have been added as described above, and then synthesizing a single-stranded cDNA complementary to the complete-length mRNA by means of a reverse transcriptase.
    • 2. 发明公开
    • PROCESS FOR SYNTHESIZING COMPLETE-LENGTH cDNA, PROCESS FOR PRODUCING INTERMEDIATE THEREFOR, AND PROCESS FOR PRODUCING RECOMBINANT VECTOR CONTAINING COMPLETE-LENGTH cDNA
    • METHOD FOR IN合成全长cDNA PROCESS FOR PRODUCING中间体和用于制备重组载体使用完整cDNA含有。
    • EP0625572A1
    • 1994-11-23
    • EP93921061.3
    • 1993-09-22
    • THE KANAGAWA ACADEMY OF SCIENCE AND TECHNOLOGY FOUNDATIONKATO, SeishiSEKINE, Shingo
    • KATO, Seishi 1-9-2-304, MinamidaiSEKINE, Shingo 4-4-1, Nishioonuma
    • C12N15/10
    • C12N15/1096C12N15/66
    • The invention discloses a method of providing a cDNA containing the whole of the information on the primary structure of a protein by selectively synthesizing only the complete-length cDNA that contains a sequence beginning with the cap site of a mRNA. The process for producing an intermediate for the synthesis of the complete-length cDNA comprises the step of treating a mRNA extracted from cells with an alkaline phosphatase to eliminate the phosphate group from the 5' end of an uncapped incomplete-length mRNA, the step of decapping from the 5' end of a capped complete-length mRNA, and the step of linking the 5'-end phosphate group formed in the above step to either the DNA oligonucleotide represented by the following general formula (I) or a DNA-RNA chimera oligonucleotide by means of a T4RNA ligase to selectively add the DNA oligonucleotide or DNA-RNA chimera oligonucleotide having an arbitrary sequence to the 5' end of the complete-length mRNA: 5'-dN₁-dN₂- ... -dN m -N₁N₂- ... -N n -3', wherein dN represents a deoxyribonucleotide selected from among dAMP, dCMP, dGMP and dTMP; N represents a ribonucleotide selected from among AMP, CMP, GMP and UMP; "-" represents a phosphoric ester linkage; m represents an integer of 1 or above; and n represents an integer of 0 or above. The process for synthesizing a complete-length cDNA comprises linking a double-stranded DNA primer having a dT tail by annealing to the poly (A) tail of the 3' end of the complete-length mRNA having the 5' end to which the DNA oligonucleotide or DNA-RNA chimera oligonucleotide have been added as described above, and then synthesizing a single-stranded cDNA complementary to the complete-length mRNA by means of a reverse transcriptase.
    • 本发明盘松动提供的cDNA通过选择性地仅合成完整的全长cDNA确实包含与mRNA的帽位点开始的序列包含整个的上的蛋白质的一级结构中的信息的方法。 在中间的完整长度cDNA的合成的制造方法包括:在碱性磷酸酯酶从细胞治疗的mRNA萃取从一个未加帽的不完全长度的mRNA的5“末端的步骤,消除磷酸基团的步骤 从封端的完整长度的mRNA的5“端,并在上述步骤或者由下述通式(I)表示的DNA寡核苷酸所形成的5'-末端磷酸基团连接的步骤或DNA-RNA脱帽 嵌合体寡核苷酸由T4RNA连接酶的装置以选择性地添加到具有任意序列的完整长度的mRNA的5“末端的DNA寡核苷酸或DNA-RNA嵌合体寡核苷酸:5'-DN1-DN2 - <...> - DNM -N1N2 - <...> - NN-3”,worin dN的darstellt选自潮湿,的dCMP,和的dGMP选择的dTMP脱氧核糖核苷酸; Ñdarstellt从AMP,CMP,GMP和UMP中选择的核糖核苷酸; “ - ” darstellt磷酸酯键; 上的1或以上的整数米darstellt; 和n darstellt为0或以上的整数。 用于合成完整的全长cDNA包括连接具有由退火的dT尾到尾端,与DNA的3“具有5的完整长度的mRNA的末端”的多聚(A)尾的双链DNA引物的方法 如上所述,然后合成的单链cDNA互补利用逆转录酶的指完整长度的mRNA已被添加寡核苷酸或DNA-RNA嵌合体寡核苷酸。
    • 3. 发明公开
    • PROCESS FOR SYNTHESIZING COMPLETE-LENGTH cDNA, PROCESS FOR PRODUCING INTERMEDIATE THEREFOR, AND PROCESS FOR PRODUCING RECOMBINANT VECTOR CONTAINING COMPLETE-LENGTH cDNA.
    • METHOD FOR IN合成全长cDNA PROCESS FOR PRODUCING中间体和用于制备重组载体使用完整cDNA含有。
    • EP0625572A4
    • 1997-03-12
    • EP93921061
    • 1993-09-22
    • KANAGAWA KAGAKU GIJUTSU AKADKATO SEISHISEKINE SHINGO
    • KATO SEISHISEKINE SHINGO
    • C12N15/09C12N15/10C12N15/66
    • C12N15/1096C12N15/66
    • The invention discloses a method of providing a cDNA containing the whole of the information on the primary structure of a protein by selectively synthesizing only the complete-length cDNA that contains a sequence beginning with the cap site of a mRNA. The process for producing an intermediate for the synthesis of the complete-length cDNA comprises the step of treating a mRNA extracted from cells with an alkaline phosphatase to eliminate the phosphate group from the 5' end of an uncapped incomplete-length mRNA, the step of decapping from the 5' end of a capped complete-length mRNA, and the step of linking the 5'-end phosphate group formed in the above step to either the DNA oligonucleotide represented by the following general formula (I) or a DNA-RNA chimera oligonucleotide by means of a T4RNA ligase to selectively add the DNA oligonucleotide or DNA-RNA chimera oligonucleotide having an arbitrary sequence to the 5' end of the complete-length mRNA: 5'-dN1-dN2- (* f HANDWRITTEN *) -dNm-N1-N2- (* f HANDWRITTEN *) -Nn-3', wherein dN represents a deoxyribonucleotide selected from among dAMP, dCMP, dGMP and dTMP; N represents a ribonucleotide selected from among AMP, CMP, GMP and UMP; "-" represents a phosphoric ester linkage; m represents an integer of 1 or above; and n represents an integer of 0 or above. The process for synthesizing a complete-length cDNA comprises linking a double-stranded DNA primer having a dT tail by annealing to the poly (A) tail of the 3' end of the complete-length mRNA having the 5' end to which the DNA oligonucleotide or DNA-RNA chimera oligonucleotide have been added as described above, and then synthesizing a single-stranded cDNA complementary to the complete-length mRNA by means of a reverse transcriptase.
    • 5. 发明申请
    • HUMAN PROTEINS HAVING TRANSMEMBRANE DOMAINS AND DNAs ENCODING THESE PROTEINS
    • 具有跨膜结构域的人蛋白质和编码这些蛋白质的DNA
    • WO9927094A3
    • 1999-08-26
    • PCT/JP9805238
    • 1998-11-20
    • SAGAMI CHEM RESPROTEGENE INCKATO SEISHIKIMURA TOMOKOSEKINE SHINGO
    • KATO SEISHIKIMURA TOMOKOSEKINE SHINGO
    • C12N15/09A61K38/00A61K48/00A61P43/00C07K14/47C12N1/15C12N1/19C12N5/10C12N15/12C12N15/85
    • C07K14/47
    • Human proteins having transmembrane domains, cDNAs coding for these proteins, and expression vectors of said cDNAs as well as eucaryotic cells expressing said cDNAs are provided. The proteins exist in the cell membrane and are considered to control the proliferation and the differentiation of the cells. The proteins can thus be employed as pharmaceuticals such as carcinostatic agents relating to the control of the proliferation and the differentiation of the cells or as antigens for preparing antibodies against said proteins. The cDNAs can be utilized as probes for the gene diagnosis and gene sources for the gene therapy. Furthermore, the cDNAs can be utilized for large-scale expression of said proteins. Cells, wherein these membrane protein genes are introduced and membrane proteins are expressed in large amounts, can be utilized for detection of the corresponding ligands, screening of novel low-molecular pharmaceuticals, and so on.
    • 提供了具有跨膜结构域的人蛋白质,编码这些蛋白质的cDNA,以及所述cDNA的表达载体以及表达所述cDNA的真核细胞。 蛋白质存在于细胞膜中,并被认为控制细胞的增殖和分化。 这些蛋白质因此可以用作药物,例如与控制细胞的增殖和分化有关的制癌剂,或用作制备针对所述蛋白质的抗体的抗原。 这些cDNA可以用作基因诊断的探针和用于基因治疗的基因来源。 此外,该cDNA可以用于所述蛋白质的大规模表达。 其中引入这些膜蛋白基因并且大量表达膜蛋白的细胞可用于检测相应的配体,筛选新的低分子药物等。
    • 6. 发明申请
    • HUMAN PROTEINS HAVING TRANSMEMBRANE DOMAINS AND cDNAs ENCODING THESE PROTEINS
    • 具有跨膜结构域的人蛋白质和编码这些蛋白质的cDNA
    • WO9918203A3
    • 1999-06-24
    • PCT/JP9804475
    • 1998-10-05
    • SAGAMI CHEM RESPROTEGENE INCKATO SEISHIKIMURA TOMOKOSEKINE SHINGOKOBAYASHI MIDORI
    • KATO SEISHIKIMURA TOMOKOSEKINE SHINGOKOBAYASHI MIDORI
    • C07K14/47C12N15/12C12N5/10C12N15/79
    • C07K14/47
    • The invention provides human proteins having transmembrane domains and cDNAs coding for these proteins as well as eukaryotic cells expressing said cDNAs. All of the proteins exist in the cell membrane, so that they are considered to be proteins controlling the proliferation and the differentiation of the cells. Accordingly, the proteins can be employed as pharmaceuticals such as carcinostatic agents relating to the control of the proliferation and the differentiation of the cells or as antigens for preparing antibodies against said proteins. The cDNAs can be utilized as probes for the gene diagnosis and gene sources for the gene therapy. Furthermore, the cDNAs can be utilized for large-scale expression of said proteins. Cells, wherein these membrane protein genes are introduced and membrane proteins are expressed in large amounts, can be utilized for detection of the corresponding ligands, screening of novel low-molecular pharmaceuticals, and so on.
    • 本发明提供了具有跨膜结构域的人蛋白质和编码这些蛋白质的cDNA以及表达所述cDNA的真核细胞。 所有的蛋白质都存在于细胞膜中,因此它们被认为是控制细胞增殖和分化的蛋白质。 因此,蛋白质可以作为药物使用,例如涉及控制细胞增殖和分化的抗癌剂或作为抗所述蛋白质的抗体的抗原。 这些cDNA可以用作基因诊断的探针和用于基因治疗的基因来源。 此外,该cDNA可以用于所述蛋白质的大规模表达。 其中引入这些膜蛋白基因并且大量表达膜蛋白的细胞可用于检测相应的配体,筛选新的低分子药物等。