Tetrahydroquinoline-Capped Histone Deacetylase 6 Inhibitor SW-101 Ameliorates Pathological Phenotypes in a Charcot–Marie–Tooth Type 2A Mouse Model
作者:Sida Shen、Cristina Picci、Kseniya Ustinova、Veronick Benoy、Zsófia Kutil、Guiping Zhang、Maurício T. Tavares、Jiří Pavlíček、Chad A. Zimprich、Matthew B. Robers、Ludo Van Den Bosch、Cyril Bařinka、Brett Langley、Alan P. Kozikowski
DOI:10.1021/acs.jmedchem.0c02210
日期:2021.4.22
we report the discovery of a new THQ-capped HDAC6i, termed SW-101 (1s), that possesses excellent HDAC6 potency and selectivity, together with markedly improved metabolic stability and druglike properties compared to SW-100 (1a). X-ray crystallography data reveal the molecular basis of HDAC6 inhibition by SW-101 (1s). Importantly, we demonstrate that SW-101 (1s) treatment elevates the impaired level
组蛋白脱乙酰基酶6(HDAC6)是治疗神经退行性疾病的有希望的治疗靶标。SW-100(1a)是带有四氢喹啉(THQ)封端基团的基于苯基异羟肟酸酯的HDAC6抑制剂(HDAC6i),是一种高效且选择性强的HDAC6i,已证明在脆性X综合征和Charcot–Marie–的小鼠模型中有效2A型牙齿疾病(CMT2A)。在这项研究中,我们报告发现了一种新的被THQ封端的HDAC6i,称为SW-101(1s),与SW-100(1a)相比,HDAC6i具有出色的HDAC6效能和选择性,并具有明显改善的代谢稳定性和类似药物的特性。X射线晶体学数据揭示了SW-101(1s)。重要的是,我们证明了SW-101(1s)治疗可升高坐骨神经末梢中乙酰化α-微管蛋白的受损水平,抵消进行性运动功能障碍,并改善携带突变型MFN 2的CMT2A小鼠模型的神经性症状。这一结果预示着SW-101(1s)作为一种疾病缓解型HDAC6i的进一步发展。