Profiling of post-translational modifications by chemical and computational proteomics

Area of Science:

• Proteomics
• Biochemistry
• Molecular Biology

Background:

• Post-translational modifications (PTMs) are crucial for protein function and cellular regulation.
• Aberrant PTMs are implicated in various human diseases and developmental disorders.
• Studying PTMs is vital for understanding physiological processes and identifying therapeutic targets.

Purpose of the Study:

• To review traditional affinity-based strategies for PTM analysis.
• To summarize recent advancements in chemical and computational proteomic approaches for global PTM profiling.
• To discuss challenges and future perspectives in PTM detection.

Main Methods:

• Review of traditional affinity-based methods for PTM analysis.
• Summary of recent chemical proteomic strategies for PTM identification.
• Overview of computational proteomic techniques for PTM landscape analysis.

Main Results:

• Classical methods are limited for global PTM profiling.
• Chemical and computational proteomic strategies offer advanced capabilities for large-scale PTM analysis.
• These methods enable a more comprehensive understanding of functional PTM landscapes.

Conclusions:

• Global PTM profiling is essential for understanding protein function and disease mechanisms.
• Chemical and computational proteomics represent significant progress in PTM detection.
• Addressing current challenges will further advance the field of PTM research.