properties. Backbone cyclic peptides are prepared by the incorporation of special building units, capable of forming amide, disulfide and coordinative bonds. Urea bridge is often used for the preparation of cyclic peptides by connecting two amine functionalized side chains. Here we present urea backbone cyclization as an additional method for the preparation of backbone cyclic peptide libraries. A
利用用作天然药效基团的官能团对
生物活性肽的环化通常伴随着活性的丧失。开发了骨架环化方法以克服该限制并增强药理特性。骨干环肽是通过掺入能够形成酰胺,二
硫键和配位键的特殊结构单元来制备的。
尿素桥通常用于通过连接两个胺官能化的侧链来制备环肽。在这里,我们介绍了
尿素骨架环化作为制备骨架环肽文库的另一种方法。用于结晶的Fmoc-合成的直接方法Ñ α介绍了[ω-
氨基(Alloc)-烷基]甘
氨酸构建单元。制备了一组
尿素主链环状
糖原合酶激酶3类似物,并评估了其作为抗癌药对蛋白激酶B的抑制作用。版权所有©2010欧洲肽协会和John Wiley&Sons,Ltd.。