The amount of a dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1 (human) when measured in cerebrospinal fluid. The trait is level of dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1 (human) in cerebrospinal fluid (OBA_2056749). Also known as: cerebrospinal fluid dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1 (human) amount.