作者:Ajaybabu V. Pobbati、Tom Mejuch、Sayan Chakraborty、Hacer Karatas、Sakshibeedu R. Bharath、Stéphanie M. Guéret、Pierre-Alexis Goy、Gernot Hahne、Axel Pahl、Sonja Sievers、Ernesto Guccione、Haiwei Song、Herbert Waldmann、Wanjin Hong
DOI:10.1021/acschembio.9b00786
日期:2019.12.20
has been physiologically shown to bind palmitate. Herein, a TEAD-palmitate interaction screen was developed to select small molecules occupying the palmitate-binding pocket (PBP) of TEADs. We show that quinolinols were TEAD-binding compounds that augment YAP/TAZ-TEAD activity, which was verified using TEAD reporter assay, RT-qPCR, and RNA-Seq analyses. Structure-activity relationship investigations uncovered
转录共调节因子YAP(Yes相关蛋白)和TAZ(具有PDZ结合基序的转录共激活因子)是控制各种生理和病理过程的河马信号通路的脊椎动物下游效应子。YAP和TAZ与TEAD(TEA域)家族的转录因子配对以启动转录。我们先前在TEADs中发现了一个易处理的口袋,从生理学角度来看,它可以与棕榈酸酯结合。本文中,开发了TEAD-棕榈酸酯相互作用筛选以选择占据TEAD的棕榈酸酯结合袋(PBP)的小分子。我们显示,喹啉醇是TEAD结合的化合物,可增加YAP / TAZ-TEAD活性,已通过TEAD报告基因分析,RT-qPCR和RNA-Seq分析进行了验证。结构-活性关系研究发现了TEAD激活所必需的喹啉醇取代基。我们揭示了一种新的机制,其中喹啉酚通过占据PBP来稳定YAP / TAZ蛋白水平。在小鼠伤口愈合模型中,喹啉醇提高了YAP活性,加速了体内伤口的闭合。尽管占据PBP的小分子已显示抑制YAP /