Design of selective G-quadruplex ligands as potential anticancer agents

Area of Science:

• Medicinal Chemistry
• Structural Biology
• Oncology

Background:

• G-quadruplex structures are increasingly recognized as viable therapeutic targets in oncology.
• Developing selective ligands for these structures is crucial for minimizing off-target toxicity.
• Existing therapeutic strategies often face challenges with selectivity and side effect profiles.

Purpose of the Study:

• To provide an updated overview of recent progress in the design of selective G-quadruplex ligands.
• To comprehensively summarize key design strategies employed in developing these ligands.
• To detail the structural characteristics of G-quadruplex ligands and their interactions.

Main Methods:

• Literature review focusing on peer-reviewed publications from the last few years.
• Analysis of reported G-quadruplex ligand structures and their binding modes.
• Synthesis and characterization of novel G-quadruplex targeting agents.

Main Results:

• Significant advancements have been made in creating G-quadruplex ligands with enhanced selectivity.
• Several distinct design strategies have emerged, leading to diverse ligand scaffolds.
• Structure-activity relationship studies reveal critical features for potent and selective G-quadruplex binding.

Conclusions:

• Selective G-quadruplex ligands represent a promising class of anticancer agents.
• Continued research into ligand design and structural understanding will accelerate therapeutic development.
• These agents hold potential for highly targeted cancer therapies with improved safety profiles.