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    • 2. 发明申请
    • METHODS FOR IDENTIFYING PHARMACOPHORE CONTAINING MOLECULES FROM A VIRTUAL LIBRARY
    • 从虚拟图书馆鉴定含有分子的药物的方法
    • WO0065467A9
    • 2001-12-20
    • PCT/IL0000218
    • 2000-04-12
    • PEPTOR LTDOLENDER ROBERTOROSENFELD RAKEFET
    • OLENDER ROBERTOROSENFELD RAKEFET
    • C07K1/04G06F17/00G06F17/50G06F19/00
    • C07K1/047
    • A method for constructing a potentially pharmaceutically useful molecule that displays a predefined pharmacophore associated with a desired biological activity is disclosed. The pharmacophore is first used to screen a virtual library of scaffolds, described by three-dimensional coordinates, in order to identify one or more scaffold(s) which could potentially display substituents that alone or together with scaffold atoms comprise a pharmacophore. The screening process involves first placing rotamers from a virtual library of substituents onto each attachment point of each scaffold, and then examining the resultant Virtual Combinatorial Library (VCL) according to one or more parameters required by the pharmacophore. Preferably, the VCLs are filtered with a series of filters of increasing complexity, in order to eliminate those scaffolds incompatible with the pharmacophore of choice and to identify scaffolds which could display substituents compatible with the pharmacophore, as well as the corresponding substituent rotamers themselves. The compatible scaffolds and corresponding substituents are combined to represent one or more molecule or molecules containing the desired pharmacophore. Thus, the method of the present invention is able to efficiently screen very large numbers of molecular entities for the presence of a desired pharmacophore.
    • 公开了一种用于构建显示与所需生物活性相关联的预定药效团的潜在的药学上有用的分子的方法。 药效团首先用于筛选由三维坐标描述的支架的虚拟文库,以便鉴定可能单独或与支架原子一起包含药效团的取代基的一个或多个支架。 筛选过程包括首先将来自取代基的虚拟文库的旋转异构体放置到每个支架的每个附着点上,然后根据药效团所需的一个或多个参数检查所得的虚拟组合库(VCL)。 优选地,用一系列增加复杂性的过滤器过滤VCL,以便消除与所选择的药效团不相容的那些支架,并鉴定可显示与药效团相容的取代基的支架以及相应的取代基旋转异构体本身。 将相容的支架和相应的取代基组合以代表含有所需药效团的一个或多个分子或分子。 因此,本发明的方法能够有效地筛选非常大量的分子实体来存在所需的药效团。