ATP5IF1/FYB1 protein level ratio in blood (OBA_2054126) can be described as follows. A compound attribute that is the ratio of amount of ATPase inhibitor, mitochondrial (human) in blood to amount of FYN-binding protein 1 (human) in blood. Also known as: the ratio of amount of ATPase inhibitor, mitochondrial (human) in blood to amount of FYN-binding protein 1 (human) in blood.