Assertion: immunoglobulin's polypeptide chain | /r/MadeOf | one antigen binding site
Facets:
value: on its variable region
type: LOCATION
Source sentences:
text: In a particular group of these immunoglobulins each heavy polypeptide chain contains one antigen binding site on its variable region, and these sites correspond to the same amino-acid sequence.
text: In a particular group of these immunoglobulins each heavy polypeptide chain contains one antigen binding site on its variable region, and these sites correspond to the same amino-acid sequence.