Antibody May 2026

The canonical antibody structure (typically IgG) is composed of four polypeptide chains:

: Found at the tips of the "Y" arms, this region determines the antibody's specificity . It contains the paratope , which binds to a specific part of an antigen called an epitope . antibody

: The tail of the "Y" that communicates with immune cells to trigger a response. 2. The Five Classes of Antibodies Antibody Structure | Request PDF - ResearchGate The canonical antibody structure (typically IgG) is composed

An , also known as an immunoglobulin (Ig) , is a specialized Y-shaped protein produced by the immune system to identify and neutralize foreign substances like bacteria, viruses, and toxins. These invaders are known as antigens . 1. Structure of an Antibody also known as an immunoglobulin (Ig)

: The two arms that bind to antigens.