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Deciphering the Structural Effects of Activating EGFR Somatic Mutations with Molecular Dynamics Simulation
Published on: May 20, 2020
Recent advances in drug design of epidermal growth factor receptor inhibitors
P Warnault1, A Yasri, M Coisy-Quivy
1Equipe Molécules Bioactives, Institut de Chimie de Nice, UMR UNS CNRS 7272, Université de Nice Sophia Antipolis, Parc Valrose, 06108 Nice cedex 2, France.
Abstract:
The tyrosine kinase epidermal growth factor receptor (EGFR) has emerged in recent years as a key and validated target of targeted therapies for solid tumors. It plays a central role in oncology since it is involved in many steps of tumor progression such as proliferation, angiogenesis, invasiveness, decreased apoptosis, and loss of differentiation. Recent advances in targeted therapies have demonstrated that tyrosine kinase inhibitors (TKIs), have provided a marked benefit to subsets of patients whose tumors harbor specific genetic abnormalities. However, resistance phenomenon appears rapidly and patients with EGFR mutations acquire resistance to TKI inhibitors decreasing therefore the median time to disease progression to few months. Several strategies were envisioned to overcome this resistance, such as dual-target inhibitors, multitarget and combined therapy. This review summarizes recent advances in TKIs development with special focus on rational strategies for the design of potent EGFR inhibitors including molecular modeling studies based on crystallographic data. Such advances open the way for new research possibilities in modern medicinal chemistry combined to structure-based drug design.
Insights
Targeted therapies using tyrosine kinase inhibitors (TKIs) show promise for solid tumors with specific epidermal growth factor receptor (EGFR) mutations. However, rapid resistance necessitates novel strategies for developing potent EGFR inhibitors.
Area of Science:
- Oncology
- Medicinal Chemistry
- Molecular Biology
Background:
- Epidermal growth factor receptor (EGFR) is a key target in solid tumor therapy.
- Tyrosine kinase inhibitors (TKIs) offer benefits for patients with specific EGFR mutations.
- Rapid development of resistance to TKIs limits treatment efficacy.
Purpose of the Study:
- To review recent advances in the development of TKIs targeting EGFR.
- To explore rational strategies for designing potent EGFR inhibitors.
- To highlight the role of molecular modeling and crystallographic data in drug design.
Main Methods:
- Literature review of recent advances in TKI development.
- Analysis of strategies for overcoming EGFR inhibitor resistance.
- Focus on molecular modeling and structure-based drug design.
Main Results:
- EGFR is crucial in tumor progression, making it a target for therapies.
- TKIs provide benefits but face rapid resistance.
- Novel strategies like dual-target inhibitors and combined therapies are being explored.
Conclusions:
- Advances in TKI development offer new possibilities for EGFR-targeted therapies.
- Structure-based drug design and molecular modeling are vital for creating potent EGFR inhibitors.
- Overcoming resistance is key to improving patient outcomes in EGFR-mutated cancers.
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