The amount of a actin-related protein 2/3 complex subunit 2 (human) when measured in cerebrospinal fluid. The trait is OBA_2056061 (level of actin-related protein 2/3 complex subunit 2 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid actin-related protein 2/3 complex subunit 2 (human) amount.