| GO | Name |
| GO:0004571 | mannosyl-oligosaccharide 1,2-alpha-mannosidase activity |
| GO:0005509 | calcium ion binding |
| GO:0005783 | endoplasmic reticulum |
| GO:0005788 | endoplasmic reticulum lumen |
| GO:0005975 | carbohydrate metabolic process |
| GO:0006986 | response to unfolded protein |
| GO:0016020 | membrane |
| GO:0019082 | viral protein processing |
| GO:0036509 | trimming of terminal mannose on B branch |
| GO:0036510 | trimming of terminal mannose on C branch |
| GO:0036511 | trimming of first mannose on A branch |
| GO:0036512 | trimming of second mannose on A branch |
| GO:0044322 | endoplasmic reticulum quality control compartment |
| GO:0097466 | ubiquitin-dependent glycoprotein ERAD pathway |
| GO:1904154 | positive regulation of retrograde protein transport, ER to cytosol |
| GO:1904382 | mannose trimming involved in glycoprotein ERAD pathway |