A compound attribute that is the ratio of amount of aldehyde dehydrogenase 1A1 (human) in blood to amount of ribokinase (human) in blood. The trait is Ontology of Biological Attributes entry OBA_2054304 (ALDH1A1/RBKS protein level ratio in blood). Also known as: the ratio of amount of aldehyde dehydrogenase 1A1 (human) in blood to amount of ribokinase (human) in blood.