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    • 1. 发明申请
    • GENE RECOMBINATION AND HYBRID PROTEIN DEVELOPMENT
    • 基因重组和杂交蛋白质的开发
    • WO0190346A3
    • 2002-10-10
    • PCT/US0116831
    • 2001-05-23
    • CALIFORNIA INST OF TECHNWANG ZHEN-GANGVOIGT CHRISTOPHER AMAYO STEPHEN LARNOLD FRANCES H
    • WANG ZHEN-GANGVOIGT CHRISTOPHER AMAYO STEPHEN LARNOLD FRANCES H
    • C12N15/10G06F19/22G06F17/50G06F19/00
    • G06F19/14C12N15/1027G06F19/22
    • The invention relates to improved methods for directed evolution of polymers, including directed evolution of nucleic acids and proteins. Specifically, the methods of the invention include analytical methods for identifying "crossover locations" in a polymer. Crossovers at these locations are less likely to disrupt desirable properties of the protein, such as stability or functionality. The invention further provides improved methods for directed evolution wherein the polymer is selectively recombined at the identified "crossover locations". Crossover disruption profiles can be used to identify preferred crossover locations. Structural domains of a biopolymer can also be identified and analyzed, and domains can be organized into schema. Schema disruption profiles can be calculated, for example based on conformational energy or interatomic distances, and these can be used to identify preferred or candidate crossover locations. Computer systems for implementing analytical methods of the invention are also provided.
    • 本发明涉及聚合物定向进化的改进方法,包括核酸和蛋白质的定向进化。 具体地,本发明的方法包括用于识别聚合物中的“交叉位置”的分析方法。 这些位置处的交叉链不太可能破坏蛋白质的所需性质,例如稳定性或功能性。 本发明还提供了用于定向进化的改进方法,其中聚合物在所识别的“交叉位置”选择性重组。 交叉中断配置文件可用于标识首选交叉位置。 还可以鉴定和分析生物聚合物的结构域,并将结构域组织成模式。 可以例如基于构象能量或原子间距离来计算模式中断简档,并且这些可以用于识别优选或候选交叉位置。 还提供了用于实现本发明的分析方法的计算机系统。
    • 4. 发明申请
    • DEVICES AND METHODS FOR ANALYSIS OF NON-IONIC SOLUTES
    • 用于分析非离子溶液的装置和方法
    • WO0010007A9
    • 2000-07-06
    • PCT/US9918615
    • 1999-08-16
    • CALIFORNIA INST OF TECHNARNOLD FRANCES HMICHAELS ALAN SZHENG WEIGONG
    • ARNOLD FRANCES HMICHAELS ALAN SZHENG WEIGONG
    • G01N27/30G01N33/487A61B5/00
    • G01N27/3271
    • This invention relates to devices and methods for detecting and monitoring the concentration, level or amount of a target molecule in solution. More particularly, the invention is directed to sensors that evaluate changes in conductivity produced by the reaction of a target molecule with a sensor composition. The invention is particularly well suited for determining the concentration of carbohydrate compounds in solution, such as diol compounds, preferably biologically significant cis-diols such as various sugars including glucose. The invention also encompasses sensors for determining the total or relative amount of target molecule in a sample, particularly a biological sample such as blood, urine, or other biological fluids. A laminated sensor of the invention comprises a sensor composition applied to a metal electrode, such as an interdigitated gold electrode on a non-conductive support. The sensor composition and electrode are and preferably encapsulated by a bipolar membrane. In a preferred embodiment, the sensor composition is a blend of a boronic acid polymer and a non-ionogenic hydrogel matrix.
    • 本发明涉及用于检测和监测溶液中靶分子的浓度,水平或量的装置和方法。 更具体地说,本发明涉及评估由目标分子与传感器组合物反应产生的电导率变化的传感器。 本发明特别适用于测定溶液中碳水化合物的浓度,例如二醇化合物,优选生物学上重要的顺式二醇,如各种糖,包括葡萄糖。 本发明还包括用于测定样品中特别是生物样品如血液,尿液或其他生物液体中目标分子的总量或相对量的传感器。 本发明的层压传感器包括施加到金属电极上的传感器组合物,例如非导电支撑体上的叉指金电极。 传感器组合物和电极优选被双极膜封装。 在优选的实施方案中,传感器组合物是硼酸聚合物和非离子水凝胶基质的混合物。