Novel 4-aminoquinolines: Synthesis, inhibition of the Mycobacterium tuberculosis enoyl-acyl carrier protein reductase, antitubercular activity, SAR, and preclinical evaluation
作者:Josiane Delgado Paz、Nathalia Denise de Moura Sperotto、Alessandro Silva Ramos、Kenia Pissinate、Valnês da Silva Rodrigues Junior、Bruno Lopes Abbadi、Ana Flávia Borsoi、Raoní Scheibler Rambo、Ana Carolina Corso Minotto、Adilio da Silva Dadda、Luiza Galina、Fernanda Souza Macchi Hopf、Mauro Neves Muniz、Leonardo Kras Borges Martinelli、Candida Deves Roth、Rodrigo Braccini Madeira Silva、Marcia Alberton Perelló、Alexia de Matos Czeczot、Christiano Ev Neves、Lovaine Silva Duarte、Mariana Leyser、Sílvia Dias de Oliveira、Cristiano Valim Bizarro、Pablo Machado、Luiz Augusto Basso
DOI:10.1016/j.ejmech.2022.114908
日期:2023.1
related to LABIO-17 biological activity, a Mycobacterium tuberculosis NADH-dependent enoyl-acyl carrier protein reductase (MtInhA) inhibitor previously identified by a virtual-ligand-screening approach. Structure-activity relationships led to novel submicromolar inhibitors of MtInhA and potent antitubercular agents. The lead compound is 87-fold more potent as enzymatic inhibitors and 32-fold more potent against
在此合成了一系列 4-氨基喹啉,试图优化和研究与 LABIO-17 生物活性相关的结构特征,LABIO-17 是结核分枝杆菌 NADH依赖性烯酰基-酰基载体蛋白还原酶 ( Mt InhA) 抑制剂,先前由虚拟-配体筛选方法。构效关系导致了新型亚微摩尔Mt InhA 抑制剂和强效抗结核药物的产生。与 LABIO-17 相比,先导化合物作为酶抑制剂的效力高 87 倍,对结核分枝杆菌H37Rv 菌株的效力高 32 倍。这些分子对多重耐药菌株也有活性,对哺乳动物细胞没有明显毒性,并显示出良好的体外ADME 概况。此外,这些化合物在结核病 (TB) 感染的细胞内模型中具有活性,没有表现出遗传毒性信号、令人满意的吸收参数并且没有体内急性毒性。最后,用选定的 4-氨基喹啉治疗两周在结核病小鼠模型中产生抑菌作用。总而言之,这些发现表明该化学类别可能为未来开发药物敏感和耐药的结核病治疗提供候选药物。