EC:3.2.1.84; MetaCyc:3.2.1.84-RXN; Reactome:R-HSA-9683663 "N-glycan trimming of Spike"; Reactome:R-HSA-9694364 "N-glycan glucose trimming of Spike"; reactome:R-HSA-532667 "Removal of the second glucose by glucosidase II"; reactome:R-HSA-548890 "Removal of the third glucose by glucosidase II and release from the chaperone"