Which of the following is act as a procoagulation protein?

Procoagulation proteins serve as a precursor of various blood factors necessary for coagulation. Thrombin/ Factor II is a procoagulation protein because it conves the soluble plasma protein fibrinogen into insoluble fibrous protein fibrin. Thrombin also induce recruitment of platelet and induce release of granules from them. Ref: Robbins Pathologic Basis of Disease 6th Edition, Page 119, 120