FB2026_02 , released June 18, 2026
FB2026_02 , released June 18, 2026
CV Term Report
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General Information
Term spermine synthase activity ID (Ontology) GO:0016768 (Gene Ontology)
Definition Catalysis of the reaction: S-adenosylmethioninamine + spermidine = 5'-methylthioadenosine + spermine.[ EC:2 ]
Comment
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Annotations
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Data Class Field Records
Genes (FBgn)  GO_MOLECULAR_FUNCTION       1
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 Genes
 spermine synthase activity (all annotations which use CV term, excluding "NOT" statements)       1
     enables | spermine synthase activity       1
Spanning Tree (Parents/Children)
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  transferase activity
   |__transferase activity, transferring alkyl or aryl (other than methyl) groups
       |__spermine synthase activity  1 rec.
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Is a transferase activity, transferring alkyl or aryl (other than methyl) groups
Part of
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Synonyms
  • "S-adenosylmethioninamine:spermidine 3-aminopropyltransferase activity" RELATED[ EC:2 ]
    "spermidine aminopropyltransferase activity" RELATED[ EC:2 ]
    "spermine synthetase activity" RELATED[ EC:2 ]
Secondary IDs
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EC:2.5.1.22
MetaCyc:SPERMINE-SYNTHASE-RXN
Reactome:R-HSA-351210 "dc-Adenosyl methionine + Spermidine => Spermine + 5'-methylthioadenosine"
RHEA:19973