FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

mannosidase activity

ID (Ontology)

GO:0015923 (Gene Ontology)

Definition

Catalysis of the hydrolysis of mannosyl compounds, substances containing a group derived from a cyclic form of mannose or a mannose derivative.

Comment

Links to External Ontologies

QuickGO data AmiGO data

Annotations

Records annotated with this term OR any of its CHILD TERMS

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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 Class	Field	Direct annotations
Genes (FBgn)	GO_MOLECULAR_FUNCTION

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Gene Groups	Genes
mannosidase activity (all annotations which use CV term, excluding "NOT" statements)
enables \| mannosidase activity	--

Spanning Tree (Parents/Children)

  hydrolase activity, acting on glycosyl bonds
   |__hydrolase activity, hydrolyzing O-glycosyl compounds
       |__mannosidase activity  26 rec.
           |__alpha-mannosidase activity 23 rec.
           |   |__glycoprotein endo-alpha-1,2-mannosidase activity 2 rec.
           |   |__mannan 1,2-(1,3)-alpha-mannosidase activity
           |   |__mannan endo-1,6-alpha-mannosidase activity
           |   |__mannan exo-1,2-1,6-alpha-mannosidase activity
           |   |__mannoside alpha-1,4-mannosidase activity
           |   |__mannosyl-oligosaccharide mannosidase activity(+) 14 rec.
           |__beta-mannosidase activity 2 rec.
           |   |__mannan endo-1,4-beta-mannosidase activity
           |   |__mannosylglycoprotein endo-beta-mannosidase activity
           |__GDP-mannose mannosyl hydrolase activity

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	hydrolase activity, hydrolyzing O-glycosyl compounds
Part of
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts