Post Translational Modifications | Thrombin activates factor V proteolytically to the active cofactor, factor Va (formation of a heavy chain at the N-terminus and a light chain at the C-terminus). Sulfation is required for efficient thrombin cleavage and activation and for full procoagulant activity. Activated protein C inactivates factor V and factor Va by proteolytic degradation. Phosphorylated by FAM20C in the extracellular medium. |
Function | Central regulator of hemostasis. It serves as a critical cofactor for the prothrombinase activity of factor Xa that results in the activation of prothrombin to thrombin. |
Protein Name | Coagulation Factor VActivated Protein C CofactorProaccelerin - Labile Factor Cleaved Into - Coagulation Factor V Heavy Chain - Coagulation Factor V Light Chain |
Database Links | Reactome: R-HSA-114608Reactome: R-HSA-140875Reactome: R-HSA-204005Reactome: R-HSA-381426Reactome: R-HSA-5694530Reactome: R-HSA-8957275 |
Cellular Localisation | Secreted |
Alternative Protein Names | Coagulation Factor V proteinActivated Protein C Cofactor proteinProaccelerin - Labile Factor Cleaved Into - Coagulation Factor V Heavy Chain - Coagulation Factor V Light Chain proteinF5 protein |
Information sourced from Uniprot.org