IMPA1/MPI protein level ratio in blood (OBA_2054366) can be described as follows. A compound attribute that is the ratio of amount of inositol monophosphatase 1 (human) in blood to amount of mannose-6-phosphate isomerase (human) in blood. Also known as: the ratio of amount of inositol monophosphatase 1 (human) in blood to amount of mannose-6-phosphate isomerase (human) in blood.