HPCAL1/PMVK protein level ratio in blood (OBA_2053070) can be described as follows. A compound attribute that is the ratio of amount of hippocalcin-like protein 1 (human) in blood to amount of phosphomevalonate kinase (human) in blood. Also known as: the ratio of amount of hippocalcin-like protein 1 (human) in blood to amount of phosphomevalonate kinase (human) in blood.