A compound attribute that is the ratio of amount of adenosylhomocysteinase (human) in blood to amount of kynurenine--oxoglutarate transaminase 1 (human) in blood. The trait is OBA_2053652 (AHCY/KYAT1 protein level ratio in blood). Also known as: the ratio of amount of adenosylhomocysteinase (human) in blood to amount of kynurenine--oxoglutarate transaminase 1 (human) in blood.