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    • 31. 发明授权
    • Inhibitor of farnesyl-protein transferase
    • 法呢基蛋白转移酶抑制剂
    • US5703241A
    • 1997-12-30
    • US729265
    • 1996-10-10
    • S. Jane deSolmsSamuel L. Graham
    • S. Jane deSolmsSamuel L. Graham
    • A61K38/00C07K5/06A61K31/415C07D403/02
    • C07K5/06026A61K38/00
    • The present invention comprises an analog of the CA.sub.1 A.sub.2 X motif of the protein Ras that is modified by farnesylation in vivo. This CA.sub.1 A.sub.2 X analog inhibits the farnesyl-protein transferase and the farnesylation of certain proteins. Furthermore, this CA.sub.1 A.sub.2 X analog differs from most compounds previously described as inhibitors of farnesyl-protein transferase in that it does not have a thiol moiety. The lack of the thiol offers unique advantages in terms of improved pharmacokinetic behavior in animals, prevention of thiol-dependent chemical reactions, such as rapid autoxidation and disulfide formation with endogenous thiols, and reduced systemic toxicity. The compound of the instant invention also incorporates a cyclic amine moiety in the A.sup.1 position of the motif. Further contained in this invention are chemotherapeutic compositions containing this farnesyl transferase inhibitor and methods for its production.
    • 本发明包括通过体内法尼基化修饰的蛋白Ras的CA1A2X基序的类似物。 该CA1A2X类似物抑制法呢基蛋白转移酶和某些蛋白质的法呢基化。 此外,该CA1A2X类似物与先前描述为法呢基 - 蛋白转移酶抑制剂的大多数化合物不同,因为其不具有硫醇部分。 缺乏硫醇在改善动物药代动力学行为方面提供独特的优势,防止硫醇依赖的化学反应,如快速自身氧化和内源性硫醇形成二硫键,并减少全身毒性。 本发明的化合物还在基序的A1位置加入环胺部分。 本发明还包含含有该法呢基转移酶抑制剂的化疗组合物及其生产方法。