Navigating the p53-MDM2 Landscape: Molecular Insights and Therapeutic Strategies

Mai A Mansour1, Ghaneya S Hassan1,2, Khaled A M Abouzid3

  • 1Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Badr University in Cairo, Cairo, Egypt.

Insights

MDM2 inhibitors are crucial for cancer therapy by restoring tumor suppressor p53 activity. This review covers structure-based design and virtual screening for potent MDM2 inhibitors, discussing limitations and novel degradation strategies.

Area of Science:

  • Oncology
  • Medicinal Chemistry
  • Drug Discovery

Background:

  • MDM2 is a key oncogenic regulator that inhibits the tumor suppressor p53.
  • Disrupting the MDM2-p53 interaction is a vital strategy for cancer therapy.
  • Developing MDM2 inhibitors aims to restore p53 activity and induce cancer cell apoptosis.

Purpose of the Study:

  • To review advances in structure-based drug design (SBDD) and virtual screening (VS) for MDM2 inhibitors.
  • To summarize the development of potent inhibitors with enhanced binding affinity, selectivity, and pharmacokinetic profiles.
  • To discuss current limitations and explore innovative approaches like targeted protein degradation.

Main Methods:

  • Structure-based drug design (SBDD) approaches.
  • Virtual screening (VS) techniques.
  • Analysis of chemical scaffolds for MDM2 inhibitor synthesis.

Main Results:

  • Successful generation of potent MDM2 inhibitors through SBDD and VS.
  • Improved binding affinity, selectivity, and pharmacokinetic profiles of developed inhibitors.
  • Identification of limitations in chemical stability for current inhibitors.

Conclusions:

  • MDM2 inhibitors represent a promising therapeutic strategy for cancer.
  • Continued advancements in SBDD and VS are crucial for optimizing inhibitor design.
  • Targeted protein degradation offers a novel and innovative approach for MDM2 inhibition.

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