识别英多尔作为ERRγ的潜在内源配体及其对药物结合的调制
Yuan-Yuan Shuai1,2, Hong-Yang Zhang3,4, Rui Chen2
1Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, 230026, China.
肠道细菌产生醇和醇,被确定为雌激素相关受体 γ (ERRγ) 的潜在内源配体. 这些化合物与ERRγ结合,影响其活性,并表明肠道微生物群与能量代谢调节之间的联系.
科学领域:
- 内分泌学 在内分泌学.
- 代谢过程中的代谢.
- 微生物学 微生物学
背景情况:
- 与雌激素相关的受体γ (ERRγ) 是能量代谢的关键调节者,但缺乏已识别的内源配体,阻碍了治疗的发展.
- 人们越来越认识到肠道微生物群在宿主新陈代谢中的作用,但与核受体相互作用的特定微生物代谢物仍然在很大程度上未被探索.
研究的目的:
- 为了识别雌激素相关受体γ (ERRγ) 的内源配体.
- 研究已识别的配体与ERRγ的相互作用及其功能后果.
- 阐明ERRγ联结的结构基础及其对药物设计的影响.
主要方法:
- 生物化学分析 (热稳定性,结合动力学)
- 细胞测定 (转录活动)
- 结构生物学 (X射线晶体学)
- 计算方法 (分子动力学模拟)
- 有关RNA测序的RNA测序
主要成果:
- 由肠道微生物群产生的Indole和skatole被确定为直接结合ERRγ联体结合域 (LBD) 的微分子亲和体.
- 印多尔和斯卡托尔对ERRγ活性进行了差异调节,并影响了已知的ERRγ调节者的活性 (GSK4716,4-hydroxytamoxifen,GSK5182,BPA).
- 结构和计算分析阐明了英多尔和斯卡托尔与ERRγ-LBD的结合机制,揭示了它们的独特相互作用.
结论:
- 印多尔和斯卡托尔代表ERRγ的新型内源配体,将肠道微生物代谢物与能量代谢调节联系起来.
- 这些发现表明了一条新的途径,涉及ERRγ,醇代谢,以及潜在的免疫和脂质调节.
- 了解这些内源性配体相互作用对于合理设计针对ERRγ相关疾病的向疗法至关重要.
更多相关视频
11:44Cellular Membrane Affinity Chromatography Columns to Identify Specialized Plant Metabolites Interacting with Immobilized Tropomyosin Kinase Receptor B
Published on: January 19, 2022
07:16Methods for the Discovery of Novel Compounds Modulating a Gamma-Aminobutyric Acid Receptor Type A Neurotransmission
Published on: August 16, 2018
相关概念视频
Drug-Receptor Interactions
Several parameters, such as the drug's affinity for its receptor and its efficacy, which is its ability to activate the receptor, determine the drug's effect on the tissue....
Transducer Mechanism: Nuclear Receptors
About 48 different soluble family members of nuclear receptors are identified that can be divided into two main classes:
The Two-State Receptor Model
The binding affinity of a drug determines its interaction with...
The Equilibrium Binding Constant and Binding Strength
Ligand Binding Sites
Protein-ligand interactions are quite specific; even though numerous potential ligands surround a cellular protein at any given time, only a particular ligand can bind to that protein. Moreover, a ligand binds only to a dedicated area on the surface of the protein, known as the...
Ligand Binding and Linkage
