| GO | Name |
| GO:0004571 | mannosyl-oligosaccharide 1,2-alpha-mannosidase activity |
| GO:0005509 | calcium ion binding |
| GO:0005788 | endoplasmic reticulum lumen |
| GO:0005975 | carbohydrate metabolic process |
| GO:0006486 | protein glycosylation |
| GO:0006986 | response to unfolded protein |
| GO:0016020 | membrane |
| GO:0044322 | endoplasmic reticulum quality control compartment |
| GO:1904380 | endoplasmic reticulum mannose trimming |
| GO:1904382 | mannose trimming involved in glycoprotein ERAD pathway |