Dual modification of biomolecules

Area of Science:

• Biochemistry
• Chemical Biology
• Molecular Biology

Background:

• Emerging bioorthogonal reactions and click chemistry facilitate single biomolecule labeling.
• Existing methods allow site-selective single chemical moiety introduction.
• Site-selective, bioorthogonal dual modification of biomolecules presents a significant challenge.

Purpose of the Study:

• To review and highlight key strategies for achieving site-selective dual modification of biomolecules.
• To explore advancements in bioconjugation techniques for complex molecular architectures.
• To discuss the potential applications of dually modified bioconjugates.

Main Methods:

• Review of literature on bioorthogonal reactions and click chemistry.
• Analysis of strategies for de novo oligomer modification.
• Examination of post-translational protein functionalization techniques.

Main Results:

• Several strategies for single biomolecule labeling are available.
• Site-selective dual modification of biomolecules remains a complex challenge.
• Multiple modification modules offer extensive possibilities for bioconjugate design.

Conclusions:

• Advancements in bioorthogonal chemistry are expanding possibilities in bioconjugation.
• Dual modification strategies are crucial for creating versatile bioconjugates.
• This review provides insights into current and future directions for dually modified biomolecules.