Blood Coagulation Factor II
Blood-coagulation factor II
Coagulation Factor II
Differentiation Reversal Factor
Factor II, Coagulation
Factor, Differentiation Reversal
II, Coagulation Factor
A plasma protein that is the inactive precursor of thrombin. It is converted to thrombin by a prothrombin activator complex consisting of factor Xa, factor V, phospholipid, and calcium ions. Deficiency of prothrombin leads to hypoprothrombinemia.