level of ubiquitin-conjugating enzyme E2 E3 (human) in cerebrospinal fluid (Ontology of Biological Attributes entry OBA_2080252) is the amount of a ubiquitin-conjugating enzyme E2 E3 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid ubiquitin-conjugating enzyme E2 E3 (human) amount.