A compound attribute that is the ratio of amount of junctional adhesion molecule A (human) in blood to amount of synaptosomal-associated protein 29 (human) in blood. The trait is F11R/SNAP29 protein level ratio in blood (OBA_2055322). Also known as: the ratio of amount of junctional adhesion molecule A (human) in blood to amount of synaptosomal-associated protein 29 (human) in blood.