A compound attribute that is the ratio of amount of glutathione-specific gamma-glutamylcyclotransferase 2 (human) in blood to level of Rab GTPase-activating protein 1-like in blood. The trait is OBA_2055559 (CHAC2/RABGAP1L protein level ratio in blood). Also known as: the ratio of amount of glutathione-specific gamma-glutamylcyclotransferase 2 (human) in blood to level of Rab GTPase-activating protein 1-like in blood.