A compound attribute that is the ratio of amount of pyruvate kinase PKLR (human) in blood to amount of ubiquitin-associated domain-containing protein 1 (human) in blood. The trait is OBA_2054022 (PKLR/UBAC1 protein level ratio in blood). Also known as: the ratio of amount of pyruvate kinase PKLR (human) in blood to amount of ubiquitin-associated domain-containing protein 1 (human) in blood.