Rat Factor IX

MW(Da) : 51 800
Extinction coef. : 12.7
Isoelectric point : 5.21

The vast majority of zymogens is pure (without additives) with > 95 % purity SDS-PAGE.
No additive or preservative.

A proenzyme or zymogen is a protein precursor of an enzyme which can give, after activation, an active enzyme. FIX is a vitamin K dependent glycoprotein synthesized by the liver. FIX can be activated to FIXa by FXIa or by FVIIa in the presence of phospholipids and calcium.