Antigen binding site in immunoglobulin is -
The antigen combining site of the immunoglobulin molecule is at its amino terminus. - it is composed of both L and H chains. - the first 110 amino acid from the N terminal are quite variable in amino acid sequence and this region is called variable region. Reference : Anathanarayan & paniker's 9th edition, pg no: 94 <\p>
Variable region
Hypervariable region
Constant region
Idiotype
Immunology