A compound attribute that is the ratio of amount of probable carboxypeptidase X1 (human) in blood to amount of legumain (human) in blood. The trait is Ontology of Biological Attributes term OBA_2054599 (CPXM1/LGMN protein level ratio in blood). Also known as: the ratio of amount of probable carboxypeptidase X1 (human) in blood to amount of legumain (human) in blood.