FB2026_03 , released September 17, 2026
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Term carbon-oxygen lyase activity ID (Ontology) GO:0016835 (Gene Ontology)
Definition Catalysis of the breakage of a carbon-oxygen bond.[ EC:4 ]
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 carbon-oxygen lyase activity (all annotations which use CV term, excluding "NOT" statements)
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  catalytic activity
   |__lyase activity
       |__carbon-oxygen lyase activity  64 rec.
           |__2-succinyl-6-hydroxy-2,4-cyclohexadiene-1-carboxylate synthase activity
           |__5'-deoxyribose-5-phosphate lyase activity 3 rec.
           |__carbon-oxygen lyase activity, acting on phosphates 3 rec.
           |   |__(+)-2-epi-prezizaene synthase activity
           |   |__(+)-alpha-barbatene synthase activity
           |   |__(+)-beta-barbatene synthase activity
           |   |__(+)-beta-chamigrene synthase activity
           |   |__(+)-thujopsene synthase activity
           |   |__(-)-endo-fenchol synthase activity
           |   |__(3R)-(E)-nerolidol synthase activity
           |   |__(13S)-vitexifolin A synthase activity
           |   |__(E)-beta-ocimene synthase activity
           |   |__(E,E)-geranyllinalool synthase activity
           |   |__(Z)-gamma-bisabolene synthase activity
           |   |__(Z,E)-alpha- farnesene synthase activity
           |   |__1,8-cineole synthase activity
           |   |__2-carene synthase activity
           |   |__3-dehydroquinate synthase activity
           |   |__5-epi-aristolochene synthase activity
           |   |__6-pyruvoyltetrahydropterin synthase activity 1 rec.
           |   |__7-epi-alpha-selinene synthase activity
           |   |__9,13-epoxylabda-14-ene synthase activity
           |   |__abietadiene synthase activity
           |   |__alpha-bisabolene synthase activity
           |   |__alpha-copaene synthase activity
           |   |__alpha-cuprenene synthase activity
           |   |__alpha-santalene synthase activity
           |   |__alpha-thujene synthase activity
           |   |__alpha-zingiberene synthase activity
           |   |__aphidicolan-16 beta-ol synthase activity
           |   |__beta-acoradiene synthase activity
           |   |__beta-elemene synthase activity
           |   |__beta-sesquiphellandrene synthase activity
           |   |__camphene synthase activity
           |   |__chorismate synthase activity
           |   |__endo-alpha-bergamotene synthase activity
           |   |__endo-beta-bergamotene synthase activity
           |   |__ent-cassa-12,15-diene synthase activity
           |   |__ent-pimara-8(14),15-diene synthase activity
           |   |__ent-pimara-9(11),15-diene synthase activity
           |   |__ent-sandaracopimaradiene synthase activity
           |   |__epi-cedrol synthase activity
           |   |__epi-isozizaene synthase activity
           |   |__ethanolamine-phosphate phospho-lyase activity 1 rec.
           |   |__gamma-curcumene synthase activity
           |   |__gamma-terpinene synthase activity
           |   |__germacradienol synthase activity
           |   |__germacrene C synthase activity
           |   |__Labd-13(16),14-diene-9-ol synthase activity
           |   |__levopimaradiene synthase activity
           |   |__manoyl oxide synthase activity
           |   |__methylglyoxal synthase activity
           |   |__miltiradiene synthase activity
           |   |__phosphothreonine lyase activity
           |   |__R-linalool synthase activity
           |   |__S-linalool synthase activity
           |   |__sabinene-hydrate synthase activity
           |   |__sesquithujene synthase activity
           |   |__stemar-13-ene synthase activity
           |   |__syn-isopimara-7,15-diene synthase activity
           |   |__syn-pimara-7,15-diene synthase activity
           |   |__syn-stemod-13(17)-ene synthase activity
           |   |__taxadiene synthase activity
           |   |__terpene synthase activity(+)
           |   |__terpentetriene synthase activity
           |   |__threonine synthase activity
           |   |__tricyclene synthase activity
           |   |__valencene synthase activity
           |   |__valerena-4,7(11)-diene synthase activity
           |   |__Viteagnusin D synthase activity
           |__carbon-oxygen lyase activity, acting on polysaccharides
           |   |__acharan sulfate lyase activity
           |   |__anhydrosialidase activity
           |   |__chondroitin AC lyase activity
           |   |__chondroitin B lyase activity
           |   |__chondroitin-sulfate-ABC endolyase activity
           |   |__chondroitin-sulfate-ABC exolyase activity
           |   |__exo-(1,4)-alpha-D-glucan lyase activity
           |   |__exo-oligoalginate lyase activity
           |   |__gellan lyase activity
           |   |__glucuronan lyase activity
           |   |__heparin lyase activity
           |   |__heparin-sulfate lyase activity
           |   |__hyaluronate lyase activity
           |   |__inulin fructotransferase (DFA-I-forming) activity
           |   |__inulin fructotransferase (DFA-III-forming) activity
           |   |__levan fructotransferase (DFA-IV-forming) activity
           |   |__oligogalacturonide lyase activity
           |   |__pectate disaccharide-lyase activity
           |   |__pectate lyase activity
           |   |__pectin lyase activity
           |   |__peptidoglycan lytic transglycosylase activity(+)
           |   |__poly(alpha-L-guluronate) lyase activity
           |   |__poly(beta-D-mannuronate) lyase activity
           |   |__rhamnogalacturonan alpha-L-rhamnopyranosyl-(1->4)-alpha-D-galactopyranosyluronide lyase activity
           |   |__rhamnogalacturonan endolyase activity
           |   |__ulvan lyase activity
           |   |__xanthan lyase activity
           |__carboxymethyloxysuccinate lyase activity
           |__class I DNA-(apurinic or apyrimidinic site) endonuclease activity 6 rec.
           |__hydro-lyase activity 51 rec.
           |   |__(3R)-hydroxyacyl-[acyl-carrier-protein] dehydratase activity 1 rec.
           |   |__(R)-2-methylmalate dehydratase activity
           |   |__(S)-2-methylmalate dehydratase activity
           |   |__1,5-anhydro-D-fructose dehydratase activity
           |   |__2-(omega-methylthio)alkylmalate dehydratase activity
           |   |__2-dehydro-3-deoxy-L-arabinonate dehydratase activity
           |   |__2-hydroxyglutaryl-CoA dehydratase activity
           |   |__2-hydroxyhexa-2,4-dienoate hydratase activity
           |   |__2-hydroxyisoflavanone dehydratase activity
           |   |__2-keto-3-deoxygalactonate aldolase activity
           |   |__2-methylcitrate dehydratase activity
           |   |__2-methylisocitrate dehydratase activity
           |   |__2-oxo-hept-3-ene-1,7-dioate hydratase activity
           |   |__2-oxopent-4-enoate hydratase activity
           |   |__3-cyanoalanine hydratase activity
           |   |__3-dehydroquinate dehydratase activity
           |   |__3-dehydroshikimate dehydratase activity
           |   |__3-isopropylmalate dehydratase activity
           |   |__3alpha,7alpha,12alpha-trihydroxy-5beta-cholest-24-enoyl-CoA hydratase activity
           |   |__4-alpha-hydroxytetrahydrobiopterin dehydratase activity 1 rec.
           |   |__4-hydroxybutanoyl-CoA dehydratase activity
           |   |__4-oxalmesaconate hydratase activity
           |   |__5-alpha-hydroxysteroid dehydratase activity
           |   |__5-dehydro-4-deoxyglucarate dehydratase activity
           |   |__14betaH-scalarane-17alpha-19-diol synthase activity
           |   |__16-alpha-hydroxyprogesterone dehydratase activity
           |   |__17(E)-cheilanthenediol synthase activity
           |   |__acetylene hydratase activity
           |   |__acetylenecarboxylate hydratase activity
           |   |__aconitate hydratase activity 5 rec.
           |   |__ADP-dependent NAD(P)H-hydrate dehydratase activity
           |   |__aldos-2-ulose dehydratase activity
           |   |__allene oxide synthase activity
           |   |__altronate dehydratase activity
           |   |__arabinonate dehydratase activity
           |   |__arogenate dehydratase activity
           |   |__ATP-dependent NAD(P)H-hydrate dehydratase activity 1 rec.
           |   |__bile-acid 7alpha-dehydratase activity
           |   |__carbonate dehydratase activity 17 rec.
           |   |__CDP-glucose 4,6-dehydratase activity
           |   |__colneleate synthase activity
           |   |__copal-8-ol diphosphate synthase activity
           |   |__cyanamide hydratase activity
           |   |__cyanate hydratase activity
           |   |__cyanide hydratase activity
           |   |__cyclohexa-1,5-dienecarbonyl-CoA hydratase activity
           |   |__cyclohexyl-isocyanide hydratase activity
           |   |__cystathionine beta-synthase activity 1 rec.
           |   |__D(-)-tartrate dehydratase activity
           |   |__D-fuconate dehydratase activity
           |   |__D-glutamate cyclase activity
           |   |__dihydroxy-acid dehydratase activity
           |   |__dimethylmaleate hydratase activity
           |   |__dTDP-glucose 4,6-dehydratase activity
           |   |__ectoine synthase activity
           |   |__enoyl-CoA hydratase activity(+) 10 rec.
           |   |__fumarate hydratase activity 5 rec.
           |   |__galactarate dehydratase activity
           |   |__galactonate dehydratase activity
           |   |__GDP-mannose 4,6-dehydratase activity 1 rec.
           |   |__glucarate dehydratase activity
           |   |__gluconate dehydratase activity
           |   |__glycerol dehydratase activity
           |   |__glyoxalase (glycolic acid-forming) activity
           |   |__glyoxalase III activity 1 rec.
           |   |__homoaconitate hydratase activity
           |   |__hydroperoxy icosatetraenoate dehydratase activity
           |   |__imidazoleglycerol-phosphate dehydratase activity
           |   |__isohexenylglutaconyl-CoA hydratase activity
           |   |__itaconyl-CoA hydratase activity
           |   |__kievitone hydratase activity
           |   |__L(+)-tartrate dehydratase activity
           |   |__L-altrarate dehydratase activity
           |   |__L-arabinonate dehydratase activity
           |   |__L-fuconate dehydratase activity
           |   |__L-lyxonate dehydratase activity
           |   |__L-rhamnonate dehydratase activity
           |   |__L-serine hydro-lyase (adding indole, L-tryptophan-forming) activity
           |   |__lactoyl-CoA dehydratase activity
           |   |__lupan-3beta,20-diol synthase activity
           |   |__maleate hydratase activity
           |   |__mannonate dehydratase activity
           |   |__mesaconyl-CoA hydratase activity
           |   |__methylglutaconyl-CoA hydratase activity 1 rec.
           |   |__methylthioribulose 1-phosphate dehydratase activity 1 rec.
           |   |__myo-inosose-2 dehydratase activity
           |   |__nitrile hydratase activity(+)
           |   |__O-succinylbenzoate synthase activity
           |   |__octopamine dehydratase activity
           |   |__oleate hydratase activity
           |   |__peregrinol diphosphate synthase activity
           |   |__phaseollidin hydratase activity
           |   |__phosphogluconate dehydratase activity
           |   |__phosphopyruvate hydratase activity 1 rec.
           |   |__porphobilinogen synthase activity 1 rec.
           |   |__prephenate dehydratase activity
           |   |__propanediol dehydratase activity
           |   |__protoaphin-aglucone dehydratase (cyclizing) activity
           |   |__pseudouridylate synthase activity 1 rec.
           |   |__pterin-4alpha-carbinolamine dehydratase activity
           |   |__pterocarpan synthase activity
           |   |__pyrazolylalanine synthase activity
           |   |__retinol dehydratase activity
           |   |__scytalone dehydratase activity
           |   |__selenocystathionine beta-synthase activity
           |   |__synephrine dehydratase activity
           |   |__trans-L-3-hydroxyproline dehydratase activity
           |   |__tRNA threonylcarbamoyladenosine dehydratase activity
           |   |__tryptophan synthase activity
           |   |__UDP-glucose 4,6-dehydratase activity
           |   |__urocanate hydratase activity
           |   |__uroporphyrinogen-III synthase activity 2 rec.
           |   |__versicolorin B synthase activity
           |   |__xylonate dehydratase activity
           |__isochorismate pyruvate lyase activity
           |__O-acetylhomoserine sulfhydrylase activity
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Synonyms
  • "other carbon-oxygen lyase activity" NARROW
Secondary IDs
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EC:4.2.-.-