FB2026_03 , released September 17, 2026
CV Term Report
Help Close All Open All
General Information
Term GDP-mannose 4,6-dehydratase activity ID (Ontology) GO:0008446 (Gene Ontology)
Definition Catalysis of the reaction: GDP-alpha-D-mannose = GDP-4-dehydro-6-deoxy-alpha-D-mannose + H2O.[ EC:4 ]
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
 GDP-mannose 4,6-dehydratase activity (all annotations which use CV term, excluding "NOT" statements)
     enables | GDP-mannose 4,6-dehydratase activity
Spanning Tree (Parents/Children)
Only view relationship:
Vocabulary search
  carbon-oxygen lyase activity
   |__hydro-lyase activity
       |__GDP-mannose 4,6-dehydratase activity  1 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a hydro-lyase activity
Part of
hide Synonyms & Secondary IDs
Synonyms
  • "GDP-D-mannose 4,6-dehydratase activity" RELATED[ EC:4 ]
    "GDP-D-mannose dehydratase activity" RELATED[ EC:4 ]
    "GDP-mannose 4,6-hydro-lyase (GDP-4-dehydro-6-deoxy-D-mannose-forming)" RELATED[ EC:4 ]
    "GDP-mannose 4,6-hydro-lyase activity" RELATED[ EC:4 ]
    "GDPmannose 4,6-dehydratase activity" RELATED[ EC:4 ]
    "Gmd" RELATED[ EC:4 ]
    "guanosine 5'-diphosphate-D-mannose oxidoreductase activity" RELATED[ EC:4 ]
    "guanosine diphosphomannose 4,6-dehydratase activity" RELATED[ EC:4 ]
    "guanosine diphosphomannose oxidoreductase activity" RELATED[ EC:4 ]
Secondary IDs
hide External Crossreferences & Linkouts
EC:4.2.1.47
KEGG_REACTION:R00888
MetaCyc:GDPMANDEHYDRA-RXN
Reactome:R-HSA-6787632 "GMDS dehydrates GDP-Man to GDP-DHDMan"
RHEA:23820