A compound attribute that is the ratio of amount of NSFL1 cofactor p47 (human) in blood to amount of protein phosphatase methylesterase 1 (human) in blood. The trait is NSFL1C/PPME1 protein level ratio in blood (OBA_2055195). Also known as: the ratio of amount of NSFL1 cofactor p47 (human) in blood to amount of protein phosphatase methylesterase 1 (human) in blood.