Enables identical protein binding activity. Involved in cellular response to cytokine stimulus; negative regulation of platelet aggregation; and platelet maturation. Located in blood microparticle and cytoplasm. Biomarker of obesity; pancreatitis; and pulmonary embolism. Human ortholog(s) of this gene implicated in brain small vessel disease; congenital afibrinogenemia; and multiple myeloma. Orthologous to human FGG (fibrinogen gamma chain). [provided by Alliance of Genome Resources, Apr 2022]