A compound attribute that is the ratio of amount of tyrosine-protein phosphatase non-receptor type 6 (human) in blood to amount of thioredoxin domain-containing protein 5 (human) in blood. The trait is Ontology of Biological Attributes id OBA_2053216 (PTPN6/TXNDC5 protein level ratio in blood). Also known as: the ratio of amount of tyrosine-protein phosphatase non-receptor type 6 (human) in blood to amount of thioredoxin domain-containing protein 5 (human) in blood.