FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
CV Term Report
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General Information
Term guanine deaminase activity ID (Ontology) GO:0008892 (Gene Ontology)
Definition Catalysis of the reaction: guanine + H2O = xanthine + NH3.[ EC:3 ]
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
 guanine deaminase activity (all annotations which use CV term, excluding "NOT" statements)       1
     enables | guanine deaminase activity       1
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hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
 |__hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines__
 |__deaminase activity_________________________________________________________________________|
                                                                                         guanine deaminase activity  1 rec.
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Is a hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines
deaminase activity
Part of
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Synonyms
  • "GAH activity" RELATED[ EC:3 ]
    "guanase activity" RELATED[ EC:3 ]
    "guanine aminase activity" RELATED[ EC:3 ]
    "guanine aminohydrolase activity" RELATED[ EC:3 ]
Secondary IDs
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EC:3.5.4.3
MetaCyc:GUANINE-DEAMINASE-RXN
Reactome:R-HSA-74255 "Guanine + H2O => Xanthine + NH4+"
RHEA:14665