Selective chemical labeling of proteins

Area of Science:

• Biochemistry
• Chemical Biology
• Molecular Biology

Background:

• Selective protein labeling is crucial for understanding biological processes.
• Bioorthogonal and chemoselective reactions offer precise tools for this purpose.
• Introducing bioorthogonal handles is a prerequisite for in vivo protein labeling.

Purpose of the Study:

• To provide a comprehensive overview of current bioorthogonal and chemoselective reactions for protein labeling.
• To summarize techniques for site-specific installation of bioorthogonal handles into proteins.
• To highlight diverse biological applications enabled by selective protein chemical labeling.

Main Methods:

• Review of existing literature on bioorthogonal chemistry and protein labeling techniques.
• Categorization of methods for introducing bioorthogonal handles into proteins.
• Analysis of reported biological applications of selective protein labeling.

Main Results:

• Detailed summary of various bioorthogonal and chemoselective reactions.
• Overview of strategies for site-specific incorporation of bioorthogonal handles.
• Compilation of successful biological applications demonstrating the utility of these methods.

Conclusions:

• Bioorthogonal and chemoselective reactions are powerful tools for selective protein labeling.
• Site-specific installation of handles is key to successful in vivo applications.
• Selective protein labeling has broad and impactful biological applications.