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    • 1. 发明授权
    • Labeled peptides, proteins and antibodies and processes and intermediates useful for their preparation
    • 标记的肽,蛋白质和抗体以及用于其制备的方法和中间体
    • US07662644B2
    • 2010-02-16
    • US11673909
    • 2007-02-12
    • Klaus M. HahnAlexei ToutchkineRajeev MuthyalaVadim KraynovSteven J. BarkDennis R. BurtonChester Chamberlain
    • Klaus M. HahnAlexei ToutchkineRajeev MuthyalaVadim KraynovSteven J. BarkDennis R. BurtonChester Chamberlain
    • G01N33/533G01N33/532G01N33/53C07K1/10C07D277/62
    • C07K1/13C07K1/1077
    • The invention provides peptide synthons having protected functional groups for attachment of desired moieties (e.g. functional molecules or probes). Also provided are peptide conjugates prepared from such synthons, and synthon and conjugate preparation methods including procedures for identifying optimum probe attachment sites. Biosensors are provided having functional molecules that can locate and bind to specific biomolecules within living cells. Biosensors can detect chemical and physiological changes in those biomolecules as living cells are moving, metabolizing and reacting to its environment. Methods are included for detecting GTP activation of a Rho GTPase protein using polypeptide biosensors. When the biosensor binds GTP-activated Rho GTPase protein, an environmentally sensitive dye emits a signal of a different lifetime, intensity or wavelength than when not bound. New fluorophores whose fluorescence responds to environmental changes are also provided that have improved detection and attachment properties, and that can be used in living cells, or in vitro.
    • 本发明提供具有用于连接所需部分(例如功能分子或探针)的保护的官能团的肽合成子。 还提供了由这种合成子制备的肽缀合物,以及合成子和缀合物制备方法,包括鉴定最佳探针附着位点的程序。 生物传感器具有能够定位并结合活细胞内的特定生物分子的功能分子。 生物传感器可以检测生物分子中的化学和生理变化,因为活细胞正在移动,代谢并对其环境作出反应。 包括使用多肽生物传感器检测Rho GTPase蛋白的GTP活化的方法。 当生物传感器结合GTP激活的Rho GTPase蛋白质时,环境敏感的染料会发出与未结合不同的寿命,强度或波长的信号。 还提供了荧光对环境变化的响应的新荧光团,其具有改进的检测和附着性质,并且可用于活细胞或体外。
    • 4. 发明授权
    • Labeled peptides, and processes and intermediates useful for their preparation
    • 标记的肽,以及可用于其制备的方法和中间体
    • US07351797B1
    • 2008-04-01
    • US10381903
    • 2000-09-29
    • Klaus M. HahnSteven J. Bark
    • Klaus M. HahnSteven J. Bark
    • C07K14/00A61K39/395
    • C07K1/13C07K1/1077C07K7/08Y02P20/55
    • The invention provides intermediates and methods that allow for site-specific modification of peptides after synthesis. Accordingly, functional molecules can be selectively linked to a peptide to provide a peptide conjugate having altered biological, chemical, or physical properties. For example, functional molecules (e.g. biophysical probes, peptides, polynucleotides, and therapeutic agents) can be linked to a peptide to provide a peptide conjugate having differing and useful properties. The invention also provides a compound of formula (III): wherein: R6 is a peptide; X is a direct bond or a linking group; R7 is hydrogen, (C1-C6)alkyl, an amino protecting group, or a radical comprising one or more aminooxy groups; Y is a direct bond or a linking group; and D is a functional molecule.
    • 本发明提供允许合成后肽的位点特异性修饰的中间体和方法。 因此,功能分子可以选择性地连接到肽以提供具有改变的生物学,化学或物理性质的肽缀合物。 例如,功能分子(例如生物物理探针,肽,多核苷酸和治疗剂)可以连接到肽以提供具有不同和有用性质的肽缀合物。 本发明还提供式(III)化合物:其中:R 6是肽; X是直接键或连接基团; R 7是氢,(C 1 -C 6 -C 6)烷基,氨基保护基或包含一个或多个氨基氧基的基团; Y是直接键或连接基团; D是功能性分子。
    • 6. 发明授权
    • Labeled peptides, proteins and antibodies and processes and intermediates useful for their preparation
    • 标记的肽,蛋白质和抗体以及用于其制备的方法和中间体
    • US06951947B2
    • 2005-10-04
    • US09839577
    • 2001-04-20
    • Klaus M. HahnAlexei Toutchkine
    • Klaus M. HahnAlexei Toutchkine
    • C07K1/107C07K1/13C07D277/62C07D263/52
    • C07K1/1077C07K1/13
    • The invention provides peptide synthons having protected functional groups for attachment of desired moieties (e.g. functional molecules or probes). Also provided are peptide conjugates prepared from such synthons, and synthon and conjugate preparation methods including procedures for identifying the optimum probe attachment site. Biosensors are provided having environmentally sensitive dyes that can locate specific biomolecules within living cells and detect chemical and physiological changes in those biomolecules as the living cell is moving, metabolizing and reacting to its environment. Methods are included for detecting GTP activation of a Rho GTPase protein using polypeptide biosensors. When the biosensor binds GTP-activated Rho GTPase protein, the environmentally sensitive dye emits a signal of a different lifetime, intensity or wavelength than when not bound. New fluorophores whose fluorescence responds to environmental changes are also provided that have improved detection and attachment properties, and that can be used in living cells, or in vitro.
    • 本发明提供具有用于连接所需部分(例如功能分子或探针)的保护的官能团的肽合成子。 还提供了由这种合成子制备的肽缀合物,以及合成子和共轭物制备方法,包括用于鉴定最佳探针附着位点的程序。 提供具有环境敏感染料的生物传感器,其可以在活细胞内定位特定的生物分子,并且当活细胞移动,代谢和对其环境作出反应时,检测那些生物分子中的化学和生理变化。 包括使用多肽生物传感器检测Rho GTPase蛋白的GTP活化的方法。 当生物传感器结合GTP激活的Rho GTPase蛋白时,环境敏感的染料会发出与不结合不同的寿命,强度或波长的信号。 还提供了荧光对环境变化的响应的新荧光团,其具有改进的检测和附着性质,并且可用于活细胞或体外。