A compound attribute that is the ratio of amount of alpha-enolase (human) in blood to amount of gamma-enolase (human) in blood. The trait is ENO1/ENO2 protein level ratio in blood (OBA_2054671, an Ontology of Biological Attributes id). Also known as: the ratio of amount of alpha-enolase (human) in blood to amount of gamma-enolase (human) in blood.