Immunoglobulin Constant Regions

Synonyms

Constant Region, Ig

Constant Region, Immunoglobulin

Constant Regions, Immunoglobulin

Immunoglobulin Constant Region

The domains of the immunoglobulin molecules that are invariable in their amino acid sequence within any class or subclass of immunoglobulin. They confer biological as well as structural functions to immunoglobulins. One each on both the light chains and the heavy chains comprises the C-terminus half of the IMMUNOGLOBULIN FAB FRAGMENT and two or three of them make up the rest of the heavy chains (all of the IMMUNOGLOBULIN FC FRAGMENT)