The amount of a Ras GTPase-activating-like protein IQGAP2 when measured in blood. The trait is level of Ras GTPase-activating-like protein IQGAP2 in blood (OBA_2051485, an Ontology of Biological Attributes entry). Also known as: blood Ras GTPase-activating-like protein IQGAP2 amount.