A compound attribute that is the ratio of amount of secretogranin-3 (human) in blood to amount of seizure 6-like protein (human) in blood. The trait is SCG3/SEZ6L protein level ratio in blood (OBA_2055742). Also known as: the ratio of amount of secretogranin-3 (human) in blood to amount of seizure 6-like protein (human) in blood.