NUB1/SAMD9L protein level ratio in blood (OBA_2055210, an Ontology of Biological Attributes identifier) can be described as follows. A compound attribute that is the ratio of amount of NEDD8 ultimate buster 1 (human) in blood to amount of sterile alpha motif domain-containing protein 9-like (human) in blood. Also known as: the ratio of amount of NEDD8 ultimate buster 1 (human) in blood to amount of sterile alpha motif domain-containing protein 9-like (human) in blood.