FB2026_03 , released September 17, 2026
CV Term Report
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Term hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides ID (Ontology) GO:0016812 (Gene Ontology)
Definition Catalysis of the hydrolysis of any non-peptide carbon-nitrogen bond in a cyclic amide.[ EC:3 ]
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Genes (FBgn)GO_MOLECULAR_FUNCTION
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 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides (all annotations which use CV term, excluding "NOT" statements)
     enables | hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides       --
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  hydrolase activity
   |__hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
       |__hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides  6 rec.
           |__2,5-dioxopiperazine hydrolase activity
           |__5-oxoprolinase (ATP-hydrolyzing) activity 1 rec.
           |__6-aminohexanoate-cyclic-dimer hydrolase activity
           |__allantoinase activity 1 rec.
           |__barbiturase activity
           |__beta-lactamase activity
           |__carboxymethylhydantoinase activity
           |__creatininase activity
           |__cyanuric acid amidohydrolase activity
           |__dihydroorotase activity 1 rec.
           |__dihydropyrimidinase activity 1 rec.
           |__enamidase activity
           |__hydroxyisourate hydrolase activity 1 rec.
           |__imidazolone hydrolase activity
           |__imidazolonepropionase activity
           |__L-lysine-lactamase activity
           |__maleimide hydrolase activity
           |__N-methylhydantoinase (ATP-hydrolyzing) activity
           |__xanthine hydrolase activity
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Is a hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
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EC:3.5.2.-
Reactome:R-HSA-70906 "4-imidazolone-5-propanoate + H2O => N-formiminoglutamate"