结构-活动关系研究,以优化GPCRRRelaxin/胰岛素类家族受体2的第一级选择性小分子激动剂
Kenneth J Wilson1, Maria Esteban-Lopez2, Courtney Myhr2
1National Center for Advancing Translational Sciences, National Institutes of Health, 9800 Medical Center Drive, Rockville, Maryland 20850, United States.
研究人员确定了一种新型小分子,化合物68,作为Relaxin/胰岛素类家族受体2 (RXFP2) 的第一个完整的agonist. 这种强效化合物对研究各种生理系统中的RXFP2激活具有前景.
科学领域:
- 药理学 药理学是指药理学的学科.
- 内分泌学 在内分泌学.
- 药用化学 医学化学
背景情况:
- 放松素/类似胰岛素的家族受体2 (RXFP2) 在各种生理过程中发挥作用.
- 确定RXFP2的特定激动剂对于治疗开发和研究至关重要.
- 现有的RXFP2的小分子调制器是有限的.
研究的目的:
- 发现和优化针对人类RXFP2受体的小分子激动剂.
- 确定一种强效的RXFP2激动剂,具有良好的类似药物的特性.
- 开发一种临床前候选物来研究RXFP2在骨重塑和其他系统中的功能.
主要方法:
- 对147334个小分子进行高通量选,以对抗HEK293T-RXFP2细胞.
- 广泛的结构-活性关系 (SAR) 研究以优化化合物.
- 在体外和体外的药理动力学和功效评估.
主要成果:
- 化合物5被确定为最初的温和的胰岛素样3 (INSL3) 激动剂.
- 化合物68成为RXFP2.2.的第一个类型中的小分子完全激动剂.
- 化合物68证明了纳米分子效能和有利的体内药理动力学,具有高系统暴露.
结论:
- 化合物68是一种强大的,一流的小分子RXFP2全激动剂.
- 化合物68具有有希望的临床前特征,需要进一步研究.
- 这一发现为探索RXFP2在骨重塑和生理学中的作用提供了宝贵的工具.
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