pappalysin-1

A 400-kDa disulfide-linked dimer. Circulates in human pregnancy mainly as a complex with the proform of eosinophil major basic protein, which acts as an inhibitor of the peptidase. The rate of hydrolysis of IGFBP-4 is increased about 20-fold by the presence of insulin-like growth factor (IGF), whereas that of IGFBP-5 is decreased about two-fold. In peptidase family M43.

• Supplier: Creative Enzymes
• Product #: EXWM-4363