Serpin B9

Serpin B9 is also known as Cytoplasmic antiproteinase 3 (CAP-3), Peptidase inhibitor 9 (PI-9), PI9 belongs to the large superfamily of serine proteinase inhibitors (serpins), which bind to and inactivate serine proteinases. These interactions are involved in many cellular processes, including coagulation, fibrinolysis, complement fixation, matrix remodeling, and apoptosis.