A compound attribute that is the ratio of amount of carbonic anhydrase 1 (human) in blood to amount of protein-glutamine gamma-glutamyltransferase 2 (human) in blood. The trait is OBA_2055733 (CA1/TGM2 protein level ratio in blood). Also known as: the ratio of amount of carbonic anhydrase 1 (human) in blood to amount of protein-glutamine gamma-glutamyltransferase 2 (human) in blood.