Identification, Expression, and Characterization of a cDNA Encoding Human Endoplasmic Reticulum Mannosidase I, the Enzyme That Catalyzes the First Mannose Trimming Step in Mammalian Asn-linked Oligosaccharide BiosynthesisDaniel S. Gonzalez, Kelley W. Moremen|Journal of Biological Chemistry|1999Cited by 145