The precise and entire antigenic structure of native lysozyme

Area of Science:

• Immunochemistry
• Protein Structure Analysis
• Biochemistry

Background:

• Hen's egg-white lysozyme is a well-studied model protein.
• Understanding antigenic sites is crucial for immunology and vaccine development.

Purpose of the Study:

• To precisely define the antigenic sites of hen's egg-white lysozyme.
• To quantitatively correlate these sites with the protein's total antigenic reactivity.

Main Methods:

• Detailed analysis of residue, conformational, and directional properties.
• Characterization of antigenic site boundaries.

Main Results:

• The exact boundaries and definitions of three distinct antigenic sites were determined.
• These three sites quantitatively account for the entire antigenic reactivity of lysozyme.
• The complete antigenic structure of lysozyme has been elucidated.

Conclusions:

• The study provides a comprehensive understanding of lysozyme's antigenic structure.
• The findings support the utility of the surface-stimulation synthetic concept in immunology.