OBA_2054639 (MSRA/SNX9 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of mitochondrial peptide methionine sulfoxide reductase (human) in blood to amount of sorting nexin-9 (human) in blood. Also known as: the ratio of amount of mitochondrial peptide methionine sulfoxide reductase (human) in blood to amount of sorting nexin-9 (human) in blood.