A compound attribute that is the ratio of amount of glycogen [starch] synthase, muscle (human) in blood to amount of ubiquitin carboxyl-terminal hydrolase 8 (human) in blood. The trait is Ontology of Biological Attributes entry OBA_2053113 (GYS1/USP8 protein level ratio in blood). Also known as: the ratio of amount of glycogen [starch] synthase, muscle (human) in blood to amount of ubiquitin carboxyl-terminal hydrolase 8 (human) in blood.