A portion of amino acids A portion of amino acids 49-187 was used as the immunogen for the Alpha-1-Antichymotrypsin antibody.
It recognizes a protein of 65-76kDa, which is identified antichymotrypsin (AACT). AACT is a plasma protease inhibitor synthesized in the liver as a single glycopeptide chain. In human, the normal serum level of AACT is about one-tenth that of their conce