Ontology of Biological Attributes entry OBA_2053778 (FXYD5/IRAK1 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of FXYD domain-containing ion transport regulator 5 (human) in blood to amount of interleukin-1 receptor-associated kinase 1 (human) in blood. Also known as: the ratio of amount of FXYD domain-containing ion transport regulator 5 (human) in blood to amount of interleukin-1 receptor-associated kinase 1 (human) in blood.