A compound attribute that is the ratio of amount of Rho GTPase-activating protein 25 (human) in blood to amount of E3 ubiquitin-protein ligase NRDP1 (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2053934 (ARHGAP25/RNF41 protein level ratio in blood). Also known as: the ratio of amount of Rho GTPase-activating protein 25 (human) in blood to amount of E3 ubiquitin-protein ligase NRDP1 (human) in blood.