Ontology of Biological Attributes entry OBA_2054815 (CA2/UBAC1 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of carbonic anhydrase 2 (human) in blood to amount of ubiquitin-associated domain-containing protein 1 (human) in blood. Also known as: the ratio of amount of carbonic anhydrase 2 (human) in blood to amount of ubiquitin-associated domain-containing protein 1 (human) in blood.