SRPK2/TRIM5 protein level ratio in blood (Ontology of Biological Attributes entry OBA_2055712) can be described as follows. A compound attribute that is the ratio of amount of SRSF protein kinase 2 (human) in blood to amount of tripartite motif-containing protein 5 (human) in blood. Also known as: the ratio of amount of SRSF protein kinase 2 (human) in blood to amount of tripartite motif-containing protein 5 (human) in blood.