Modeling, Synthesis, and Biological Evaluation of Potential Retinoid X Receptor (RXR)-Selective Agonists: Analogues of 4-[1-(3,5,5,8,8-Pentamethyl-5,6,7,8-tetrahydro-2-naphthyl)ethynyl]benzoic Acid (Bexarotene) and 6-(Ethyl(5,5,8,8-tetrahydronaphthalen-2-yl)amino)nicotinic Acid (NEt-TMN)
作者:Michael C. Heck、Carl E. Wagner、Pritika H. Shahani、Mairi MacNeill、Aleksandra Grozic、Tamana Darwaiz、Micah Shimabuku、David G. Deans、Nathan M. Robinson、Samer H. Salama、Joseph W. Ziller、Ning Ma、Arjan van der Vaart、Pamela A. Marshall、Peter W. Jurutka
DOI:10.1021/acs.jmedchem.6b00812
日期:2016.10.13
cutaneous T-cell lymphoma (CTCL); however, 1 can provoke side effects by impacting RXR-dependent receptor pathways. All of the analogues in this study were evaluated for their potential to bind RXR through modeling and then assayed in an RXR–RXR mammalian-2-hybrid (M2H) system and in RXR-responsive element (RXRE)-mediated transcriptional experiments. The EC50 profiles for these unique analogues and their analogous
4- [1-(3,5,5,8,8-五甲基-5,6,7,8-四氢-2-萘基)乙炔基]苯甲酸(贝沙罗汀,1)的磺酸类似物以及七个新的合成了两个报道的6-(乙基(5,5,8,8-四甲基-5,6,7,8-四氢萘-2-基)氨基)烟酸类似物(NEt-TMN)并评估了选择性类维生素A X受体(RXR)激动剂。化合物1经FDA批准用于治疗皮肤T细胞淋巴瘤(CTCL);但是1可以通过影响RXR依赖的受体途径而引起副作用。通过建模评估了本研究中所有类似物与RXR结合的潜力,然后在RXR–RXR哺乳动物2杂交(M2H)系统和RXR反应元件(RXRE)介导的转录实验中进行了测定。这些独特的类似物的EC 50谱及其相对于1抑制CTCL细胞增殖的相似效力表明,这些化合物具有相似甚至增强的治疗潜力。几种化合物还显示出更高的选择性RXR激活,而视黄酸受体的交叉信号最小。这些结果表明,强大的RXR激动剂如NEt-TMN的修饰