Ontology of Biological Attributes id OBA_2055154 (PARK7/PEBP1 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of parkinson disease protein 7 (human) in blood to amount of phosphatidylethanolamine-binding protein 1 (human) in blood. Also known as: the ratio of amount of parkinson disease protein 7 (human) in blood to amount of phosphatidylethanolamine-binding protein 1 (human) in blood.