The amount of a histone acetyltransferase KAT5 (human) when measured in cerebrospinal fluid. The trait is level of histone acetyltransferase KAT5 (human) in cerebrospinal fluid (Ontology of Biological Attributes id OBA_2080225). Also known as: cerebrospinal fluid histone acetyltransferase KAT5 (human) amount.