A compound attribute that is the ratio of amount of protein phosphatase 1 regulatory subunit 12A (human) in blood to amount of neurabin-2 (human) in blood. The trait is OBA_2053494 (PPP1R12A/PPP1R9B protein level ratio in blood). Also known as: the ratio of amount of protein phosphatase 1 regulatory subunit 12A (human) in blood to amount of neurabin-2 (human) in blood.