A compound attribute that is the ratio of amount of protein HEXIM1 (human) in blood to amount of RISC-loading complex subunit TARBP2 (human) in blood. The trait is HEXIM1/TARBP2 protein level ratio in blood (OBA_2053021, an Ontology of Biological Attributes id). Also known as: the ratio of amount of protein HEXIM1 (human) in blood to amount of RISC-loading complex subunit TARBP2 (human) in blood.