作者:Takuya Kobayakawa、Nami Ohashi、Yuki Hirota、Kohei Takahashi、Yuko Yamada、Tetsuo Narumi、Kazuhisa Yoshimura、Shuzo Matsushita、Shigeyoshi Harada、Hirokazu Tamamura
DOI:10.1016/j.bmc.2018.10.011
日期:2018.11
structural features, an aromatic ring, an oxalamide linker and a piperidine moiety. We have shown previously that introduction of a cyclohexyl group and a guanidine group into the piperidine moiety and a fluorine atom at the meta-position of the aromatic ring leads to a significant increase in the anti-HIV activity. In the current study, the effects of conformational flexibility were investigated by
CD4模拟物(例如YIR-821及其衍生物)是抑制HIV-1 gp120的Phe43腔与宿主CD4之间相互作用的小分子,这种相互作用涉及HIV进入细胞。已知的CD4模拟物通常具有三个结构特征,芳环,草酰胺键和哌啶部分。先前我们已经表明,将环己基和胍基引入哌啶部分,在间位引入氟原子芳环的-位导致抗HIV活性的显着增加。在当前的研究中,通过在草酰胺连接体和芳族部分之间的连接处引入吲哚型基团或通过用甘氨酸连接体取代草酰胺连接体来研究构象柔韧性的影响。这导致了具有高抗HIV活性的化合物的开发,显示了连接区对于高抗HIV活性表达的重要性。预期目前的数据可用于新型CD4模拟分子的未来设计。