The amount of a retrotransposon Gag-like protein 6 (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes entry OBA_2059292 (level of retrotransposon Gag-like protein 6 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid retrotransposon Gag-like protein 6 (human) amount.