Non-symmetric stapling of native peptides.

Area of Science:

• Peptide Chemistry
• Chemical Biology
• Medicinal Chemistry

Background:

• Peptide stapling enhances stability and binding affinity by controlling conformation.
• Symmetric stapling is well-established, but non-symmetric stapling of native peptides remains challenging.
• Achieving chemo- and site-selectivity for modifying distinct residues is a key hurdle.

Purpose of the Study:

• To review recent advancements in non-symmetric stapling of native peptides.
• To elucidate protocols, reaction mechanisms, and design principles for these methods.
• To discuss challenges and future opportunities in the field.

Main Methods:

• Review of recent literature on non-symmetric peptide stapling strategies.
• Analysis of protocols, reaction mechanisms, and design principles.
• Discussion of applications in ligand discovery and peptide therapeutics.

Main Results:

• Significant breakthroughs have been made in overcoming chemo- and site-selectivity challenges.
• Latest strategies for non-symmetric stapling of native peptides are described.
• The review details protocols, mechanisms, and design principles.

Conclusions:

• Non-symmetric peptide stapling offers precise conformational control for enhanced peptide properties.
• Recent advances address key challenges, enabling new applications.
• The field holds promise for peptide-based therapeutics and ligand discovery.