Site-selective protein modification with polymers for advanced biomedical applications.

Area of Science:

• Bioconjugation Chemistry
• Polymer Science
• Biomedical Engineering

Background:

• Protein-polymer conjugates combine tunable polymer properties with specific protein biological activity.
• Non-selective modification limits the application potential of protein-polymer conjugates.
• Advances in site-selective modification enable controlled protein functionalization.

Purpose of the Study:

• To review recent advances in site-selective protein modification with polymers.
• To highlight the advantages of site-selective conjugates for biomedical applications.
• To discuss challenges and future directions in the field.

Main Methods:

• Review of site-selective protein modification techniques.
• Review of site-selective polymer modification strategies.
• Discussion of in situ polymer growth from proteins.
• Evaluation of polymer biosafety.
• Analysis of biomedical applications.

Main Results:

• Site-selective protein-polymer conjugates offer superior control over structure and function compared to non-selective ones.
• These advanced conjugates are promising for diverse biomedical applications, including protein delivery and diagnostics.
• Key examples of successful site-selective conjugates are presented.

Conclusions:

• Site-selective protein modification is crucial for unlocking the full potential of protein-polymer conjugates.
• Precise control enables enhanced performance in advanced biomedical applications.
• Further research is needed to address challenges and explore future directions.