The amount of a activator of 90 kDa heat shock protein ATPase homolog 1 (human) when measured in cerebrospinal fluid. The trait is level of activator of 90 kDa heat shock protein ATPase homolog 1 (human) in cerebrospinal fluid (OBA_2056508). Also known as: cerebrospinal fluid activator of 90 kDa heat shock protein ATPase homolog 1 (human) amount.