对LANCL2-ABA绑定模式的新见解,用于评估新的LANCL激动剂
Naomi Scarano1, Francesco Di Palma2, Nicola Origlia3
1Department of Pharmacy, Section of Medicinal Chemistry, School of Medical and Pharmaceutical Sciences, University of Genova, Viale Benedetto XV, 3, 16132 Genoa, Italy.
Pharmaceutics
|December 23, 2023
概括
兰氨酸合成酶C样蛋白2 (LANCL2) 激动剂,如酸 (ABA) 和AR-42,显示出治疗线粒体功能障碍的潜力. 这些化合物激活关键的细胞通路,为慢性和退行性疾病提供治疗可能性.
科学领域:
- 生物化学和药理学 生物化学和药理学
- 线粒体生物学 线粒体生物学
- 神经科学是一个神经科学.
背景情况:
- 兰氨酸合成酶C样2 (LANCL2) 是一种参与反应电中和的蛋白质,是糖尿病和炎症性肠病的点.
- 天然产品酸 (ABA) 与LANCL2结合,并显示出抗炎和神经保护作用,调节神经炎症和突触可塑性.
- 已知有限的LANCL2配体,其中BT-11是唯一专利的抗炎化合物.
研究的目的:
- 以计算方式识别新的LANCL2激动剂.
- 研究新型激动剂对线粒体功能的影响.
- 在慢性和退行性疾病中探索线粒体功能障碍的治疗潜力.
主要方法:
- 涉及ABA和BT-11的分子对接和分子动力学 (MD) 模拟的计算研究.
- 虚拟查以确定一种新的LANCL2激动剂AR-42.
- 对大鼠H9c2心肌细胞进行生物化学测定,以评估线粒体质子梯度和AMPK/PGC-1α/Sirt1轴激活.
主要成果:
- 计算研究确定了LANCL2配体的关键化学特征.
- 新型化合物AR-42证明了LANCL2介导的线粒体质子梯度和AMPK/PGC-1α/Sirt1轴的刺激,类似于ABA和BT-11.
- 这些效应表明线粒体生物发生调节者的LANCL2介导激活.
结论:
- 包括ABA,BT-11和新发现的AR-42在内的LANCL2激动剂可以刺激线粒体功能.
- 这些发现支持开发LANCL2激动剂来治疗线粒体功能障碍.
- 这项研究为通过线粒体损伤特征的慢性和退行性疾病的新疗法开辟了道路.
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