The amount of a ADP-ribosylation factor-binding protein GGA1 (human) when measured in cerebrospinal fluid. The trait is level of ADP-ribosylation factor-binding protein GGA1 (human) in cerebrospinal fluid (OBA_2081563, an Ontology of Biological Attributes id). Also known as: cerebrospinal fluid ADP-ribosylation factor-binding protein GGA1 (human) amount.