FB2026_03 , released September 17, 2026
CV Term Report
Help Close All Open All
General Information
Term Glc3Man9GlcNAc2 oligosaccharide glucosidase activity ID (Ontology) GO:0004573 (Gene Ontology)
Definition Catalysis of the exohydrolysis of the non-reducing terminal glucose residue in the mannosyl-oligosaccharide Glc(3)Man(9)GlcNAc(2).[ EC:3 ]
Also Known As"mannosyl-oligosaccharide glucosidase (processing A-glucosidase I) activity" ; "trimming glucosidase I"
Comment
Links to External Ontologies
  QuickGO data     AmiGO data
Annotations
Records annotated with this term OR any of its CHILD TERMS

Choose a record type to view annotations for this term and its child terms. Direct annotations and full annotation statements below also provide HitList buttons.

    • Results list data from multiple species. Choose a record type above to open its HitList.
Direct annotations: records annotated with this exact term (child terms are NOT included)
Data ClassFieldDirect annotations
Genes (FBgn)GO_MOLECULAR_FUNCTION
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Genes
 Glc3Man9GlcNAc2 oligosaccharide glucosidase activity (all annotations which use CV term, excluding "NOT" statements)
     enables | Glc3Man9GlcNAc2 oligosaccharide glucosidase activity
Spanning Tree (Parents/Children)
Only view relationship:
Vocabulary search 
  glucosidase activity
   |__alpha-glucosidase activity
       |__Glc3Man9GlcNAc2 oligosaccharide glucosidase activity  1 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a alpha-glucosidase activity
Part of
hide Synonyms & Secondary IDs
Synonyms
  • "mannosyl-oligosaccharide glucohydrolase activity" RELATED[ EC:3 ]
    "mannosyl-oligosaccharide glucosidase (processing A-glucosidase I) activity" EXACT
    "mannosyl-oligosaccharide glucosidase activity" RELATED[ EC:3 ]
    "processing A-glucosidase I activity" RELATED[ EC:3 ]
    "trimming glucosidase I" EXACT[ EC:3 ]
Secondary IDs
hide External Crossreferences & Linkouts
EC:3.2.1.106
MetaCyc:3.2.1.106-RXN
Reactome:R-HSA-4793947 "Defective MOGS does not cleave glucose from an N-glycosylated protein"
Reactome:R-HSA-532678 "Trimming of the first glucose by by mannosyl-oligosaccharide glucosidase"
Reactome:R-HSA-9694364 "N-glycan glucose trimming of Spike"
Reactome:R-HSA-9932344 "MOGS removes terminal glucose from Glu3Man9GlcNAc2-CDH1"
RHEA:55988