A compound attribute that is the ratio of amount of Crk-like protein (human) in blood to amount of cytosolic phospholipase A2 (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2054503 (CRKL/PLA2G4A protein level ratio in blood). Also known as: the ratio of amount of Crk-like protein (human) in blood to amount of cytosolic phospholipase A2 (human) in blood.