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    • 1. 发明申请
    • High throughput synthesis system and synthesizer for automatically performing the system
    • 高吞吐量合成系统和合成器,用于自动执行系统
    • US20060257997A1
    • 2006-11-16
    • US10554434
    • 2004-04-23
    • Yaeta EndoTatsuya SawasakiTomio OgasawaraRiyo MorishitaMihoro SaekiTomohisa SatoAya Kitamoto
    • Yaeta EndoTatsuya SawasakiTomio OgasawaraRiyo MorishitaMihoro SaekiTomohisa SatoAya Kitamoto
    • C12M3/00
    • C12P21/02C12P19/34
    • To develop system technology for a high throughput in vitro synthesis reaction method for biopolymers such as proteins, RNA, and the like. In detail, a cell-free synthesis system wherein a template substance is used as a raw material, and an automatic synthesizer using the system, includes the following systems, control systems therefor, or combinations thereof; 1) to make a template substance, a substrate, and a reaction solution into contact so as to lead to a synthetic reaction, 2) to put the reaction system outside of the synthetic reaction system to perform dilution treatment of the solution approximately around the decrease in the synthesis velocity, approximately around the stop of the synthetic reaction, or in the middle thereof, 3) to perform concentration treatment subsequent to the dilution treatment, and 4) to put the reaction system back into the synthetic reaction system, or 1) to make a template substance, a substrate, and a reaction solution into contact so as to lead to a synthetic reaction, 2) to put the reaction system outside of the synthetic reaction system to perform concentration treatment of the solution approximately around the decrease in the synthesis velocity, approximately around the stop of the synthetic reaction, or in the middle thereof, 3) to perform dilution treatment subsequent to the concentration treatment, and 4) to put the diluted reaction system back into the synthetic reaction system.
    • 开发用于生物聚合物如蛋白质,RNA等的高通量体外合成反应方法的系统技术。 具体而言,其中使用模板物质作为原料的无细胞合成系统和使用该系统的自动合成器包括以下系统,其控制系统或其组合; 1)使模板物质,底物和反应溶液接触以导致合成反应,2)将反应体系置于合成反应体系外部,以进行大约减少的溶液的稀释处理 在合成速度约合成反应停止或其中间,3)进行稀释处理后的浓缩处理,4)使反应体系回到合成反应体系中,或1) 使模板物质,底物和反应溶液接触以导致合成反应,2)将反应体系置于合成反应体系外部,以在约 合成速度大约在合成反应停止时,或在其中间,3)进行浓缩处理后的稀释处理, 和4)将稀释的反应体系放回到合成反应体系中。
    • 2. 发明授权
    • Transcription template for cell-free protein synthesis and method using the same
    • 无细胞蛋白质合成的转录模板及其使用方法
    • US07981617B2
    • 2011-07-19
    • US10363372
    • 2001-08-28
    • Yaeta EndoTatsuya SawasakiTomio Ogasawara
    • Yaeta EndoTatsuya SawasakiTomio Ogasawara
    • C12Q1/68
    • C12P21/02C12Q1/686
    • Methods to construct a transcription template for cell-free protein synthesis that has a high translation template activity, using a 3′-side primer and a 5′-side primer for PCR are provided. The 5′-side primer for PCR has a sequence complementary to a base sequence containing at least a part of a promoter functional site from the 5′-end of a promoter and has a base sequence that does not contain a base sequence complementary to at least a part of a RNA polymerase-recognizing site of the 3′-end of the promoter. The other primer has a base sequence complementary to at least a part of the RNA polymerase-recognizing site of the 3′-end of the promoter and has a sequence that does not contain a base sequence complementary to at least a part of a promoter functional site from the 5′-end of the promoter.
    • 提供了使用3'侧引物和5'侧引物进行PCR构建具有高翻译模板活性的无细胞蛋白质合成转录模板的方法。 用于PCR的5'侧引物具有与包含来自启动子的5'末端的至少一部分启动子功能位点的碱基序列互补的序列,并且其碱基序列不含有与 启动子的3'末端的RNA聚合酶识别位点的至少一部分。 另一个引物具有与启动子3'末端的RNA聚合酶识别位点的至少一部分互补的碱基序列,并且具有不包含与启动子功能的至少一部分互补的碱基序列的序列 来自启动子的5'-末端的位点。
    • 3. 发明授权
    • Methods of synthesizing cell-free protein
    • 合成无细胞蛋白的方法
    • US06869774B2
    • 2005-03-22
    • US10344803
    • 2001-08-28
    • Yaeta EndoTatsuya SawasakiTomio Ogasawara
    • Yaeta EndoTatsuya SawasakiTomio Ogasawara
    • C12P21/02C12P21/06
    • C12P21/02
    • One embodiment of the present invention is a diffusion continuous batch cell-free protein-synthesis method characterized simultaneously by continuously supplying substrate and energy source molecules in the supply phase to the reaction phase by the free diffusion via interface between both phases and by transferring by-products formed in the reaction phase by enhancing the efficiency of the synthesis reaction by prolonging the reaction lifetime by directly contacting a synthesis reaction mixture (reaction phase) containing a biological extract with a substrate- and energy source-supplying solution (supply phase) without using barrier such as semi-permeable membrane or ultrafiltration membrane in a general cell-free protein-synthesis reaction means. Another embodiment of the present invention is a dilution batch cell-free protein synthesis method characterized by enhancing the efficiency of the protein synthesis by prolonging the reaction lifetime by adding a diluting solution to the reaction mixture after pre-incubating the reaction mixture in a cell-free protein-synthesis reaction means using a wheat-embryo extract. Another embodiment of the present invention is a method characterized by enhancing the efficiency of the synthesis reaction simultaneously by re-supplying substrate and energy sources necessary for the protein synthesis (e.g., amino acids, ATP, GTP, creatine phosphate) to the reaction mixture using a gel filtration column and/or semipermeable membrane and by discontinuously removing by-products formed during the reaction after the synthesis reaction stops in the batch cell-free protein synthesis method.
    • 本发明的一个实施方案是扩散连续分批无细胞蛋白质合成方法,其特征在于同时通过在两相之间的界面通过自由扩散连续供应反应相中的底物和能量源分子, 通过使含有生物提取物的合成反应混合物(反应相)与底物和能量供应溶液(供应阶段)直接接触而延长反应寿命,通过提高合成反应的效率而在反应阶段形成的产物,而不使用 一般无细胞蛋白合成反应手段的半透膜或超滤膜等障碍。 本发明的另一个实施方案是一种稀释分批无细胞蛋白质合成方法,其特征在于通过在将反应混合物预先培养至细胞培养基中之后,通过向反应混合物中加入稀释溶液来延长反应寿命来提高蛋白质合成的效率, 游离蛋白质合成反应意味着使用小麦胚提取物。 本发明的另一个实施方案是一种方法,其特征在于通过向反应混合物中再次提供蛋白质合成所需的底物和能量源(例如氨基酸,ATP,GTP,肌酸磷酸),同时提高合成反应的效率, 凝胶过滤柱和/或半透膜,并且在间歇无细胞蛋白质合成方法中,在合成反应停止后不连续地除去反应期间形成的副产物。
    • 7. 发明申请
    • Preparation method of biotinylated protein and detection method using the same
    • 生物素化蛋白质的制备方法及其检测方法
    • US20070190579A1
    • 2007-08-16
    • US11643737
    • 2006-12-21
    • Yaeta EndoTatsuya SawasakiYuko Matsubara
    • Yaeta EndoTatsuya SawasakiYuko Matsubara
    • G01N33/53C07K14/47
    • G01N33/532C07K1/13G01N33/543G01N33/58G01N2500/00
    • The present invention presents construction of a detection method requiring no step of removing free biotin during preparation of a biotinylated protein having a biotin tag, in a detection method of a substance interacting with a protein, and studied various preparation methods of the biotinylated protein. In order to solve the above-mentioned problem, the present inventor has found that in a cell-free protein synthesizing system, in particular, a wheat embryo cell-free protein synthesizing system, when biotinylation is performed during or after protein's synthesis, the biotinylation of the protein can be attained in an remarkably lower concentration of the biotin than that in the conventional biotinylation operations, and has accomplished the present invention by using the protein having the biotin tag in each detection system.
    • 本发明提出了在与蛋白质相互作用的物质的检测方法中,在制备具有生物素标签的生物素化蛋白质的过程中不需要除去游离生物素的步骤的检测方法的结构,并且研究了生物素化蛋白质的各种制备方法。 为了解决上述问题,本发明人发现,在无细胞蛋白质合成系统中,特别是小麦胚细胞无蛋白质合成系统中,当在蛋白质合成期间或之后进行生物素化时,生物素化 的蛋白质可以在生物素浓度显着低于常规生物素化操作中获得,并且通过在每个检测系统中使用具有生物素标签的蛋白质来完成本发明。