Molecular craftsmanship: reforging peptide backbones for enhanced drug design

Area of Science:

• Medicinal Chemistry
• Drug Design
• Peptide Therapeutics

Background:

• Peptide backbone modifications are crucial for enhancing drug properties.
• Existing design paradigms require critical examination for systematic biases and unexpected effects.

Purpose of the Study:

• To systematically classify and analyze peptide backbone modification approaches in drug design.
• To evaluate synthetic, computational, and biological aspects, including clinical translation barriers.
• To advance theoretical frameworks by integrating multi-scale phenomena for peptide therapeutics.

Main Methods:

• Systematic classification of modification approaches (amide bond, α-carbon, backbone extensions, conformational constraints).
• Evaluation of synthetic methodologies, computational tools, and biological outcomes.
• Critical examination of current design paradigms and theoretical frameworks.

Main Results:

• Identified systematic biases and unexpected effects in current peptide design paradigms.
• Advanced theoretical frameworks incorporating multi-scale phenomena.
• Addressed limitations in computational modeling, regulatory requirements, and production challenges.

Conclusions:

• Integration of chemical, biological, and computational perspectives is essential for advancing peptide therapeutics.
• Evidence-based solutions are presented for overcoming clinical translation barriers.
• The review provides a foundation for future peptide-based drug development.