作者:Francesco Mesiti、Annalisa Maruca、Vera Silva、Roberta Rocca、Carlos Fernandes、Fernando Remião、Eugenio Uriarte、Stefano Alcaro、Alexandra Gaspar、Fernanda Borges
DOI:10.1016/j.ejmech.2021.113183
日期:2021.3
4-Oxoquinoline derivatives have been often used in drug discovery programs due to their pharmacological properties. Inspired on chromone and 4-oxoquinoline chemical structure similarity, a small series of quinoline-based compounds was obtained and screened, for the first time, toward human monoamine oxidases isoforms. The data showed the N-(3,4-dichlorophenyl)-1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxamide
由于其药理特性,4-氧喹啉衍生物经常用于药物开发程序中。受色酮和4-氧代喹啉化学结构相似性的启发,获得了一系列基于喹啉的化合物,并首次针对人单胺氧化酶同工型进行了筛选。数据显示N-(3,4-二氯苯基)-1-甲基-4-氧代-1,4-二氢喹啉-3-羧酰胺10是最有效和选择性最强的MAO-B抑制剂(IC 50 = 5.30±0.74 nM和SI:≥1887)。数据分析表明质子互变异构显着影响生物活性。进行喹啉互变异构体的明确表征以了解获得的数据。据我们所知,目前尚无关于2D NMR技术(即1 H- 15 N HSQC和1 H- 15 N HMBC)表征喹诺酮互变异构体的报道,它们被提议作为药物化学研究的快速工具。通过MM-GBSA计算和分子动力学模拟获得的酶-配体复合物的计算研究支持了实验数据。