FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term dimethylallyltranstransferase activity ID (Ontology) GO:0004161 (Gene Ontology)
Definition Catalysis of the reaction: dimethylallyl diphosphate + isopentenyl diphosphate = (2E)-geranyl diphosphate + diphosphate.
Also Known As"dimethylallyltransferase activity" ; "geranyl diphosphate synthase activity"
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Data ClassFieldDirect annotations
Genes (FBgn)GO_MOLECULAR_FUNCTION
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 dimethylallyltranstransferase activity (all annotations which use CV term, excluding "NOT" statements)
     enables | dimethylallyltranstransferase activity
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  prenyltransferase activity
   |__prenyl diphosphate synthase activity
       |__dimethylallyltranstransferase activity  1 rec.
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Is a prenyl diphosphate synthase activity
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Synonyms
  • "(2E,6E)-farnesyl diphosphate synthetase activity" RELATED[ EC:2 ]
    "dimethylallyl-diphosphate:isopentenyl-diphosphate dimethylallyltranstransferase activity" RELATED[ EC:2 ]
    "dimethylallyltransferase activity" EXACT
    "diprenyltransferase activity" RELATED[ EC:2 ]
    "DMAPP:IPP-dimethylallyltransferase activity" RELATED[ EC:2 ]
    "geranyl diphosphate synthase activity" EXACT
    "geranyl pyrophosphate synthase activity" RELATED[ EC:2 ]
    "geranyl pyrophosphate synthetase activity" RELATED[ EC:2 ]
    "geranyl-diphosphate synthase activity" RELATED[ EC:2 ]
    "trans-farnesyl pyrophosphate synthetase activity" RELATED[ EC:2 ]
Secondary IDs
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EC:2.5.1.1
MetaCyc:GPPSYN-RXN
Reactome:R-HSA-191322 "FDPS dimer transfers IPPP to DMAPP"
Reactome:R-HSA-9717834 "GGPS1 hexamer transfers IPPP to DMAPP"
RHEA:22408