Hybrids of Small-Molecule CD4 Mimics with Polyethylene Glycol Units as HIV Entry Inhibitors
作者:Takuya Kobayakawa、Kohei Tsuji、Kiju Konno、Ai Himeno、Ami Masuda、Tingting Yang、Kohei Takahashi、Yusuke Ishida、Nami Ohashi、Takeo Kuwata、Kaho Matsumoto、Kazuhisa Yoshimura、Hiromi Sakawaki、Tomoyuki Miura、Shigeyoshi Harada、Shuzo Matsushita、Hirokazu Tamamura
DOI:10.1021/acs.jmedchem.0c01153
日期:2021.2.11
CD4 mimics are small molecules that inhibit the interaction of gp120 with CD4. We have developed several CD4 mimics. Herein, hybrid molecules consisting of CD4 mimics with a long alkyl chain or a PEG unit attached through a self-cleavable linker were synthesized. In anti-HIV activity, modification with a PEG unit appeared to be more suitable than modification with a long alkyl chain. Thus, hybrid molecules
CD4模拟物是抑制gp120与CD4相互作用的小分子。我们已经开发了几种CD4模拟物。在本文中,合成了由具有长烷基链或通过自裂解接头连接的PEG单元的CD4模拟物组成的杂合分子。在抗HIV活性方面,用PEG单元修饰似乎比用长烷基链修饰更合适。因此,开发了具有通过不可裂解的接头连接的PEG单元的CD4模拟物的杂合分子,并显示出高的抗HIV活性和低的细胞毒性。在恒河猴中的药代动力学研究中,杂合化合物的PK曲线比母体化合物更有效,而肌肉注射比静脉注射是维持CD4模拟物高血药浓度的更有用的给药途径。