ALZHEIMER'S DISEASE THERAPEUTICS
    24.
    发明申请
    ALZHEIMER'S DISEASE THERAPEUTICS 审中-公开
    筛选潜在阿尔茨海默病治疗药物的方法与系统

    公开(公告)号:WO1994019692A1

    公开(公告)日:1994-09-01

    申请号:PCT/US1994001712

    申请日:1994-02-17

    Abstract: A method of identifying a therapeutic useful for treating or preventing Alzheimer's disease, which method includes the steps of contacting (a) a first molecule containing the couplone portion of APP (SEQ ID NO: 1) with (b) a second molecule containing the amino acid sequence of Go (SEQ ID NO: 2) or an APP-associating region of Go (SEQ ID NOs: 3, 4, or 5), in the presence of a candidate compound; and determining whether the candidate compound interferes with the association of the first and second molecules, such interference being an indication that the candidate compound is a potential Alzheimer's disease therapeutic.

    Abstract translation: 鉴定可用于治疗或预防阿尔茨海默病的治疗剂的方法,该方法包括以下步骤:(a)含有APP(SEQ ID NO:1)的偶联子部分的第一分子与(b)含有氨基 Go(SEQ ID NO:2)的酸序列或Go(SEQ ID NO:3,4或5)的APP相关区域,在候选化合物的存在下; 以及确定候选化合物是否干扰第一和第二分子的缔合,这种干扰是候选化合物是潜在的阿尔茨海默病治疗剂的指示。

    INTERACTION TRAP SYSTEM FOR ISOLATING NOVEL PROTEINS
    29.
    发明申请
    INTERACTION TRAP SYSTEM FOR ISOLATING NOVEL PROTEINS 审中-公开
    用于分离新蛋白质的交互捕获系统

    公开(公告)号:WO1994010300A1

    公开(公告)日:1994-05-11

    申请号:PCT/US1993010069

    申请日:1993-10-20

    Abstract: Disclosed is a method for determining whether a first protein is capable of physically interacting with a second protein. The method involves: (a) providing a host cell which contains (i) a reporter gene operably linked to a protein binding site; (ii) a first fusion gene which expresses a first fusion protein, the first fusion protein including the first protein covalently bonded to a binding moiety which is capable of specifically binding to the protein binding site; and (iii) a second fusion gene which expresses a second fusion protein, the second fusion protein including the second protein covalently bonded to a weak gene activating moiety; and (b) measuring expression of the reporter gene as a measure of an interaction between the first and the second proteins. Such a determination facilitates the isolation of the gene encoding the interacting protein. Also disclosed herein is recombinant Cdi1 polypeptide, nucleic acid encoding the Cdi1 polypeptide, and uses thereof.

    Abstract translation: 公开了一种用于确定第一蛋白质是否能够与第二蛋白质物理相互作用的方法。 该方法包括:(a)提供宿主细胞,其包含(i)与蛋白质结合位点可操作地连接的报告基因; (ii)表达第一融合蛋白的第一融合基因,所述第一融合蛋白包括共价键合到能够特异性结合蛋白结合位点的结合部分的第一蛋白; 和(iii)表达第二融合蛋白的第二融合基因,所述第二融合蛋白包括与弱基因活化部分共价结合的第二蛋白质; 和(b)测量报告基因的表达作为第一和第二蛋白质之间相互作用的量度。 这样的测定有助于分离编码相互作用蛋白的基因。 本文还公开了重组Cdi1多肽,编码Cdi1多肽的核酸及其用途。

    PROTEIN PARTNER SCREENING ASSAYS AND USES THEREOF
    30.
    发明申请
    PROTEIN PARTNER SCREENING ASSAYS AND USES THEREOF 审中-公开
    蛋白质合成筛选测定及其用途

    公开(公告)号:WO1994009133A1

    公开(公告)日:1994-04-28

    申请号:PCT/US1993009634

    申请日:1993-10-06

    Abstract: A rapid, simple and inexpensive method to screen and classify proteins as partners of dimeric proteins is described. The method utilizes fusion protein constructs containing a DNA binding domain and complementary dimerization domains from a different protein. According to the method of the invention, protein partner heterodimer formation is detected by the ability of the protein partner to displace formation of DNA binding domain homodimers, and thus reveal a phenotypic change in a bacterial host which was dependent upon maintenance of the DNA binding domain homodimer configuration. The method of the invention may further be used to identify compounds of interest which inhibit such heterodimer formation, and especially to identify compounds which prevent heterodimer formation and activation of oncogenic transcriptional regulatory proteins.

    Abstract translation: 描述了将蛋白质筛选和分类为二聚体蛋白质的配偶体的快速,简单和便宜的方法。 该方法利用含有不同蛋白质的DNA结合域和互补二聚化结构域的融合蛋白构建体。 根据本发明的方法,通过蛋白质配偶体取代DNA结合结构域同源二聚体的形成的能力来检测蛋白质伴侣异二聚体形成,从而揭示依赖于DNA结合结构域维持的细菌宿主中的表型变化 同型二聚体配置 本发明的方法还可用于鉴定抑制这种异二聚体形成的感兴趣的化合物,特别是鉴定预防异源二聚体形成和致癌转录调节蛋白激活的化合物。

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