A compound attribute that is the ratio of amount of proline-rich AKT1 substrate 1 (human) in blood to amount of bis(5'-adenosyl)-triphosphatase (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2054385 (AKT1S1/FHIT protein level ratio in blood). Also known as: the ratio of amount of proline-rich AKT1 substrate 1 (human) in blood to amount of bis(5'-adenosyl)-triphosphatase (human) in blood.