A compound attribute that is the ratio of amount of proline-rich AKT1 substrate 1 (human) in blood to amount of tudor and KH domain-containing protein (human) in blood. The trait is Ontology of Biological Attributes id OBA_2054290 (AKT1S1/TDRKH protein level ratio in blood). Also known as: the ratio of amount of proline-rich AKT1 substrate 1 (human) in blood to amount of tudor and KH domain-containing protein (human) in blood.