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    • 1. 发明授权
    • Multifunctionalized solid support resins for synthesis of combinatorial libraries and method for using the same
    • 用于合成组合文库的多功能固体支持树脂及其使用方法
    • US06600016B1
    • 2003-07-29
    • US09379848
    • 1999-08-24
    • Eugene CampianBoliang LuJinfang Zhang
    • Eugene CampianBoliang LuJinfang Zhang
    • C07K104
    • C07K1/047C07K1/042
    • Multifunctionalized support resin for the solid phase synthesis of combinatorial libraries is disclosed. The support resin comprises a resin backbone to which is attached a template containing at least two more attachment points which carry mutiple functionalized benzyl-type linkers. Each linker displays differing chemical stability under cleavage conditions so that products can be selectively and sequentially cleaved and separated from the reaction vessel. The linkers are independently different benzyl-type moieties, and each product synthesized on the linkers may have a different chemical structure. The support resin may further comprise an additional linker which is directly attached to the resin backbone. This linker can benzyl-type linkers or other traditional cleavable-linkers. The invention is further directed to a method for the production of mutiple combinatorial libraries in a simultaneous fashion utilizing the above described support resin. The products are selectively cleaved under conditions where only one linker site is cleaved so that the product is individually separated from the reaction vessel.
    • 公开了用于组合文库的固相合成的多官能化支撑树脂。 载体树脂包括树脂主链,其连接有含有至少两个另外的连接点的模板,其携带多个官能化的苄基型接头。 每个接头在裂解条件下显示不同的化学稳定性,使得产物可以选择性地并且顺序地从反应容器中切割和分离。 接头是独立不同的苄基型部分,并且在接头上合成的每种产物可具有不同的化学结构。 载体树脂还可以包含直接连接到树脂主链上的另外的连接体。 该接头可以是苄基型接头或其它传统的可切割接头。 本发明还涉及一种利用上述载体树脂同时制备多组合文库的方法。 在只有一个连接位点被切割使得产物从反应容器中分离出的条件下,选择性地裂解产物。
    • 4. 发明授权
    • Synthesis of hydroxamic acid derivatives
    • 异羟肟酸衍生物的合成
    • US06228988B1
    • 2001-05-08
    • US09328493
    • 1999-06-09
    • Christopher David FloydChristopher Norman Lewis
    • Christopher David FloydChristopher Norman Lewis
    • C07K104
    • C07K1/04C07K1/003C08F8/30Y02P20/55
    • The present invention describes processes for preparing desired synthetic products that comprise a covalently bonded hydroxamic acid group —CONHOH by forming a mixture of a liquid reaction medium and a solid phase reaction product that carries a plurality of moieties of formula (A1) or (B1): where X is a residual, non-hydroxamate partial structure of the desired synthetic product, P1 is hydrogen or an amino-protecting group, P2 is hydrogen or a hydroxyl protecting group, and the bond designated (a) covalently links the moieties (A1) or (B1) to the residue of a solid substrate; by cleaving the bond designated (a) in the resultant mixture; and by separating the resultant liquid reaction phase from the resultant reaction solids to recover the desired synthetic product.
    • 本发明描述了通过形成液体反应介质和携带多个式(A1)或(B1)部分的固相反应产物的混合物来制备包含共价键合的异羟肟酸基-CONHOH的所需合成产物的方法, :其中X是所需合成产物的残留的非羟肟酸盐部分结构,P1是氢或氨基保护基,P2是氢或羟基保护基,并且指定为(a)的键共价连接部分(A1 )或(B1)与固体底物的残留物; 通过在所得混合物中切割指定为(a)的键; 并通过将所得液体反应相与所得反应固体分离以回收所需的合成产物。
    • 5. 发明授权
    • Process for characterizing proteins
    • 表征蛋白质的方法
    • US06495314B1
    • 2002-12-17
    • US09043877
    • 1998-06-19
    • Stephen B. H. KentTom W. MuirPhilip E. DawsonMichael C. Fitzgerald
    • Stephen B. H. KentTom W. MuirPhilip E. DawsonMichael C. Fitzgerald
    • C07K104
    • C07K1/047
    • A protein signature analysis is obtained using a peptide ladder library. The molecular signature of a protein is defined to be that subsequence of amino acid positions within the protein which are essential for the protein to bind to a target molecule. The molecular signature may be determined by screening a peptide ladder library which corresponds to the protein against the target molecule. The peptide ladder library is a library of m peptides wherein each peptide has an amino acid sequence of length m corresponding to an amino acid sequence of the protein, with one exception, viz. peptidem has a substitute amino acid at positionm and the substitute amino acid is attached by a labile bond to its neighboring amino acid. Screening the peptide ladder library against the target molecule results in a division of the original mixture into a positive (functional) pool and a negative (non-functional) pool. The pools are separated and subjected to cleavage to obtain cleavage products. Analysis of cleavage products by mass spectrometry identifies the positions that are essential for the protein to bind to its molecular target.
    • 使用肽梯图文件获得蛋白质特征分析。 蛋白质的分子标记被定义为蛋白质内蛋白质与靶分子结合所必需的氨基酸位置的亚序列。 可以通过筛选与靶分子相对应的蛋白质的肽梯形文库来确定分子特征。 肽梯形文库是m肽的文库,其中每个肽具有对应于蛋白质的氨基酸序列的长度m的氨基酸序列,除了一个例外, 肽在位置具有替代氨基酸,替代氨基酸通过不稳定键连接到其相邻的氨基酸。 针对靶分子筛选肽梯形图文库导致原始混合物分为正(功能)池和阴性(非功能)池。 将池分离并进行裂解以获得裂解产物。 通过质谱分析裂解产物鉴定了蛋白质与其分子靶标结合所必需的位置。