The amount of a E3 ubiquitin-protein ligase NRDP1 (human) when measured in blood. The trait is amount of E3 ubiquitin-protein ligase NRDP1 (human) in blood (OBA_2052045, an Ontology of Biological Attributes id). Also known as: blood E3 ubiquitin-protein ligase NRDP1 (human) amount.