AARSD1/PPME1 protein level ratio in blood (OBA_2053721) can be described as follows. A compound attribute that is the ratio of amount of alanyl-tRNA editing protein Aarsd1 (human) in blood to amount of protein phosphatase methylesterase 1 (human) in blood. Also known as: the ratio of amount of alanyl-tRNA editing protein Aarsd1 (human) in blood to amount of protein phosphatase methylesterase 1 (human) in blood.