Assertion: antibody's region | /r/HasProperty | constant
Facets:
value: extremely
type: DEGREE
Source sentences:
text: Antibodies are grouped into five classes according to their constant region.
text: Though the general structure of all antibodies is very similar, a small region at the tip of the protein is extremely variable, allowing millions of antibodies with slightly different tip structures, or antigen-binding sites, to exist.
text: The problem is, if you target that particular region (which at first sounds like something you’d want to do) you run the risk of losing activity due to mutations, because that region is one of the more variable ones in the whole Spike.