Definitions for "Hypervariable region"
The most variable areas of the V domains of immunoglobulin and T-cell receptor chains. These regions are clustered at the distal portion of the V domain and contribute to the antigen-binding site.
See D-loop, above.
The parts of both the heavy and light chains of an antibody molecule that enable it to bind to a specific site on an antigen.
Keywords:  site
hypervariable site