DOK2/GRAP2 protein level ratio in blood (OBA_2053265) can be described as follows. A compound attribute that is the ratio of amount of docking protein 2 (human) in blood to amount of GRB2-related adapter protein 2 (human) in blood. Also known as: the ratio of amount of docking protein 2 (human) in blood to amount of GRB2-related adapter protein 2 (human) in blood.