A compound attribute that is the ratio of amount of Golgi-associated PDZ and coiled-coil motif-containing protein (human) in blood to amount of interleukin-1 receptor-associated kinase 4 (human) in blood. The trait is Ontology of Biological Attributes term OBA_2053679 (GOPC/IRAK4 protein level ratio in blood). Also known as: the ratio of amount of Golgi-associated PDZ and coiled-coil motif-containing protein (human) in blood to amount of interleukin-1 receptor-associated kinase 4 (human) in blood.