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Updated: Apr 21, 2026

Reverse Yeast Two-hybrid System to Identify Mammalian Nuclear Receptor Residues that Interact with Ligands and/or Antagonists
Published on: November 15, 2013
Recent advances in non-steroidal FXR antagonists development for therapeutic applications
1Shanghai Key Laboratory of New Drug Design, School of Pharmacy, East China University of Science and Technology, 130 Mei Long Road, Shanghai 200237, China. jianli@ecust.edu.cn.
Abstract:
Farnesoid X receptor (FXR, NR1H4), a nuclear receptor (NR) highly expressed in the liver, intestine, kidney, adrenal glands and other cholesterol-rich tissues, functions as the master regulator for bile acid homeostasis. FXR, which regulates the expression of genes encoding proteins involved in cholesterol homeostasis, plays an essential role in regulating cholesterol, lipid, and glucose metabolism. Recently, some FXR agonists are reported to have low selectivity on NRs, which forces the researchers to move their eyes onto the development of FXR antagonists with high selectivity. The development of non-steroidal FXR antagonists with different scaffolds including AGN34, tuberatolides, atractylenolides, andrographolides, GW4064 derivatives and 1,3,4-trisubstitutedpyrazolones, provides us a prospect for the therapy of in ammation, metabolic syndrome, diabetes, cholesterol gallstones, and cancer.
Insights
Selective Farnesoid X receptor (FXR) antagonists are crucial for treating metabolic diseases. Research focuses on developing non-steroidal FXR antagonists with diverse chemical structures for therapeutic applications.
Area of Science:
- Biochemistry
- Pharmacology
- Molecular Biology
Background:
- Farnesoid X receptor (FXR) is a nuclear receptor vital for bile acid and cholesterol homeostasis.
- FXR regulates genes involved in cholesterol, lipid, and glucose metabolism, primarily in the liver and intestine.
- Low selectivity of current FXR agonists necessitates the development of highly selective antagonists.
Purpose of the Study:
- To explore the development of selective non-steroidal Farnesoid X receptor (FXR) antagonists.
- To identify novel chemical scaffolds for FXR antagonist drug discovery.
- To provide therapeutic prospects for metabolic and inflammatory diseases.
Main Methods:
- Review of existing literature on FXR antagonists.
- Analysis of diverse chemical scaffolds, including AGN34, tuberatolides, atractylenolides, andrographolides, GW4064 derivatives, and 1,3,4-trisubstitutedpyrazolones.
- Evaluation of FXR antagonist selectivity and therapeutic potential.
Main Results:
- Several non-steroidal FXR antagonist scaffolds have been developed, demonstrating diverse chemical structures.
- These antagonists offer potential for high selectivity towards FXR.
- Promising therapeutic applications in inflammation, metabolic syndrome, diabetes, gallstones, and cancer.
Conclusions:
- Non-steroidal FXR antagonists represent a promising therapeutic avenue.
- Development of selective FXR antagonists is critical for targeted treatment of metabolic disorders.
- Further research into these scaffolds could lead to novel drug candidates.
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