A compound attribute that is the ratio of amount of mitochondrial peptide methionine sulfoxide reductase (human) in blood to amount of stress-induced-phosphoprotein 1 (human) in blood. The trait is OBA_2054640 (MSRA/STIP1 protein level ratio in blood). Also known as: the ratio of amount of mitochondrial peptide methionine sulfoxide reductase (human) in blood to amount of stress-induced-phosphoprotein 1 (human) in blood.