A compound attribute that is the ratio of amount of aldehyde dehydrogenase 1A1 (human) in blood to amount of pyruvate kinase PKLR (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2054302 (ALDH1A1/PKLR protein level ratio in blood). Also known as: the ratio of amount of aldehyde dehydrogenase 1A1 (human) in blood to amount of pyruvate kinase PKLR (human) in blood.