开发一种天然产品优化策略,用于抑制MraY的抑制剂,这是一个有前途的抗菌标
Kazuki Yamamoto1,2, Toyotaka Sato3,4,5, Aili Hao6
1Faculty of Pharmaceutical Sciences, Hokkaido University, Kita-12, Nishi-6, Kita-ku, Sapporo, 060-0812, Japan. k.yamamoto@pharm.hokudai.ac.jp.
Nature communications
|June 14, 2024
概括
研究人员开发了一种新策略,可以快速创建和测试抑制MraY的天然产品类似物. 这种方法在体外和体内发现了有效抗药性细菌的强有力的抗菌化合物.
科学领域:
- 药用化学 医学化学
- 微生物学 微生物学
- 药物发现 药物发现 药物发现
背景情况:
- MraY (酸-N-乙烯基muramoyl-pentapeptide-transferase) 抑制剂是对抗性细菌有希望的抗菌候选者.
- 优化天然产品的类似药物的特性是具有挑战性的,因为复杂的合成.
研究的目的:
- 开发一个有效的策略,准备和评估MraY抑制剂模拟库.
- 为了识别具有改善抗菌活性的新型MraY抑制剂.
主要方法:
- 为建立图书馆制定了一个全面的现场评估策略.
- 构建并选了686种MraY抑制天然产品的化合物库.
- 进行了MraY模拟复合物的结构分析.
主要成果:
- 该战略简化了模拟准备和活动评估.
- 确定了具有强大,广泛的抗菌活性的有前途的类似物.
- 在体外和体内证明了对耐药菌株的疗效.
- 通过结构研究揭示了新型类型的独特结合模式.
结论:
- 开发的战略可以有效地发现强效的抗菌剂.
- 鉴定到的类似物代表了一类新的MraY抑制剂,具有独特的结合特性.
- 该策略的多功能性得到了证实,通过将其应用于结结素的天然产品.
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