A compound attribute that is the ratio of amount of dual adapter for phosphotyrosine and 3-phosphotyrosine and 3-phosphoinositide (human) in blood to amount of hippocalcin-like protein 1 (human) in blood. The trait is Ontology of Biological Attributes term OBA_2055063 (DAPP1/HPCAL1 protein level ratio in blood). Also known as: the ratio of amount of dual adapter for phosphotyrosine and 3-phosphotyrosine and 3-phosphoinositide (human) in blood to amount of hippocalcin-like protein 1 (human) in blood.