A compound attribute that is the ratio of amount of inositol polyphosphate 1-phosphatase (human) in blood to amount of tubulin-specific chaperone C (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2054375 (INPP1/TBCC protein level ratio in blood). Also known as: the ratio of amount of inositol polyphosphate 1-phosphatase (human) in blood to amount of tubulin-specific chaperone C (human) in blood.