The amount of a cysteine--tRNA ligase, cytoplasmic (human) when measured in cerebrospinal fluid. The trait is level of cysteine--tRNA ligase, cytoplasmic (human) in cerebrospinal fluid (Ontology of Biological Attributes identifier OBA_2057956). Also known as: cerebrospinal fluid cysteine--tRNA ligase, cytoplasmic (human) amount.