A compound attribute that is the ratio of amount of alanyl-tRNA editing protein Aarsd1 (human) in blood to amount of RWD domain-containing protein 1 (human) in blood. The trait is Ontology of Biological Attributes id OBA_2053724 (AARSD1/RWDD1 protein level ratio in blood). Also known as: the ratio of amount of alanyl-tRNA editing protein Aarsd1 (human) in blood to amount of RWD domain-containing protein 1 (human) in blood.