- List of EC numbers (EC 4)
This list contains a list of
EC numbers for the fourth group, EC 4,lyases , placed in numerical order as determined by the Nomenclature Committee of theInternational Union of Biochemistry and Molecular Biology .EC 4.1: Carbon-Carbon Lyases
EC 4.1.1:
Carboxy-Lyases *:
pyruvate decarboxylase
*:oxalate decarboxylase
*:oxaloacetate decarboxylase
*:acetoacetate decarboxylase
*:acetolactate decarboxylase
*:aconitate decarboxylase
*:benzoylformate decarboxylase
*:oxalyl-CoA decarboxylase
*:malonyl-CoA decarboxylase
*: deleted, included in EC 4.1.1.12
*:aspartate 1-decarboxylase
*:aspartate 4-decarboxylase
*: deleted
*:valine decarboxylase
*:glutamate decarboxylase
*:hydroxyglutamate decarboxylase
*:ornithine decarboxylase
*:lysine decarboxylase
*:arginine decarboxylase
*:diaminopimelate decarboxylase
*:phosphoribosylaminoimidazole carboxylase
*:histidine decarboxylase
*:orotidine-5'-phosphate decarboxylase
*:aminobenzoate decarboxylase
*:tyrosine decarboxylase
*: deleted, included in EC 4.1.1.28
*: deleted, included in EC 4.1.1.28
*:aromatic-L-amino-acid decarboxylase
*:sulfoalanine decarboxylase
*:pantothenoylcysteine decarboxylase
*:phosphoenolpyruvate carboxylase
*:phosphoenolpyruvate carboxykinase (GTP)
*:diphosphomevalonate decarboxylase
*:dehydro-L-gulonate decarboxylase
*:UDP-glucuronate decarboxylase
*:phosphopantothenoylcysteine decarboxylase
*:uroporphyrinogen decarboxylase
*:phosphoenolpyruvate carboxykinase (diphosphate)
*:ribulose-bisphosphate carboxylase
*:hydroxypyruvate decarboxylase
*:methylmalonyl-CoA decarboxylase
*:carnitine decarboxylase
*:phenylpyruvate decarboxylase
*:4-carboxymuconolactone decarboxylase
*:aminocarboxymuconate-semialdehyde decarboxylase
*:o-pyrocatechuate decarboxylase
*:tartronate-semialdehyde synthase
*:indole-3-glycerol-phosphate synthase
*:phosphoenolpyruvate carboxykinase (ATP)
*:adenosylmethionine decarboxylase
*:3-hydroxy-2-methylpyridine-4,5-dicarboxylate 4-decarboxylase
*:6-methylsalicylate decarboxylase
*:phenylalanine decarboxylase
*:dihydroxyfumarate decarboxylase
*:4,5-dihydroxyphthalate decarboxylase
*:3-oxolaurate decarboxylase
*:methionine decarboxylase
*:orsellinate decarboxylase
*:gallate decarboxylase
*:stipitatonate decarboxylase
*:4-hydroxybenzoate decarboxylase
*:gentisate decarboxylase
*:protocatechuate decarboxylase
*:2,2-dialkylglycine decarboxylase (pyruvate)
*:phosphatidylserine decarboxylase
*:uracil-5-carboxylate decarboxylase
*:UDP-galacturonate decarboxylase
*:5-oxopent-3-ene-1,2,5-tricarboxylate decarboxylase
*:3,4-dihydroxyphthalate decarboxylase
*:glutaconyl-CoA decarboxylase
*:2-oxoglutarate decarboxylase
*:branched-chain-2-oxoacid decarboxylase
*:tartrate decarboxylase
*:indolepyruvate decarboxylase
*:5-guanidino-2-oxopentanoate decarboxylase
*:arylmalonate decarboxylase
*:4-oxalocrotonate decarboxylase
*:acetylenedicarboxylate decarboxylase
*:sulfopyruvate decarboxylase
*:4-hydroxyphenylpyruvate decarboxylase
*:threonine-phosphate decarboxylase
*:phosphonopyruvate decarboxylase
*:4-hydroxyphenylacetate decarboxylase
*:D-dopachrome decarboxylase
*:3-dehydro-L-gulonate-6-phosphate decarboxylase EC 4.1.2: Aldehyde-Lyases
*: deleted, included in EC 4.1.3.16
*:ketotetrose-phosphate aldolase
*: deleted
*:deoxyribose-phosphate aldolase
*:threonine aldolase
*: deleted
*: deleted, included in EC 4.1.2.13
*: deleted
*:phosphoketolase
*:mandelonitrile lyase
*:hydroxymandelonitrile lyase
*:2-dehydropantoate aldolase
*:fructose-bisphosphate aldolase
*:2-dehydro-3-deoxy-phosphogluconate aldolase
*: now EC 2.5.1.54
*: now EC 2.5.1.55
*:L-fuculose-phosphate aldolase
*:2-dehydro-3-deoxy-L-pentonate aldolase
*:rhamnulose-1-phosphate aldolase
*:2-dehydro-3-deoxyglucarate aldolase
*:2-dehydro-3-deoxy-6-phosphogalactonate aldolase
*:fructose-6-phosphate phosphoketolase
*:3-deoxy-D-manno-octulosonate aldolase
*:dimethylaniline-N-oxide aldolase
*:dihydroneopterin aldolase
*:phenylserine aldolase
*:sphinganine-1-phosphate aldolase
*:2-dehydro-3-deoxy-D-pentonate aldolase
*:5-dehydro-2-deoxyphosphogluconate aldolase
*:17a-hydroxyprogesterone aldolase
*: deleted, included in EC 4.1.3.16
*:trimethylamine-oxide aldolase
*:fucosterol-epoxide lyase
*:4-(2-carboxyphenyl)-2-oxobut-3-enoate aldolase
*:propioin synthase
*:lactate aldolase
*:hydroxynitrilase
*:benzoin aldolase
*: Deleted, same as EC 4.1.2.37
*:tagatose-bisphosphate aldolase
*:vanillin synthase EC 4.1.3: Oxo-Acid-Lyases
*:
isocitrate lyase
*: now EC 2.3.3.9
*:N-acetylneuraminate lyase
*:hydroxymethylglutaryl-CoA lyase
*: now EC 2.3.3.10
*:citrate (pro-3S)-lyase
*: now EC 2.3.3.1
*: now EC 2.3.3.8
*: now EC 2.3.3.11
*: now EC 2.3.3.7
*: now EC 2.3.3.12
*: now EC 2.3.3.13
*:oxalomalate lyase
*:3-hydroxyaspartate aldolase
*: now EC 2.2.1.5
*:4-hydroxy-2-oxoglutarate aldolase
*:4-hydroxy-4-methyl-2-oxoglutarate aldolase
*: now EC 2.2.1.6
*: now EC 2.5.1.56
*: now EC 2.5.1.57
*: now EC 2.3.3.14
*:citramalate lyase
*: now EC 2.3.3.2
*:malyl-CoA lyase
*:citramalyl-CoA lyase
*:3-hydroxy-3-isohexenylglutaryl-CoA lyase
*:anthranilate synthase
*: now EC 2.3.3.3
*: now EC 2.3.3.4
*:methylisocitrate lyase
*: now EC 2.3.3.5
*:2,3-dimethylmalate lyase
*: now EC 2.3.3.6
*:citryl-CoA lyase
*:(1-hydroxycyclohexan-1-yl)acetyl-CoA lyase
*:naphthoate synthase
*: now EC 2.2.1.7
*:aminodeoxychorismate lyase EC 4.1.99: Other Carbon-Carbon Lyases
*:
tryptophanase
*:tyrosine phenol-lyase
*:deoxyribodipyrimidine photo-lyase
*: now EC 3.5.99.7
*:octadecanal decarbonylase
*: now EC 4.2.3.6
*: now EC 4.2.3.9
*: now EC 4.2.3.14
*: now EC 4.2.3.15
*: now EC 4.2.3.16
*:benzylsuccinate synthase EC 4.2: Carbon-Oxygen Lyases
EC 4.2.1: Hydro-Lyases
*:
carbonate dehydratase
*:fumarate hydratase
*:aconitate hydratase
*:citrate dehydratase
*:arabinonate dehydratase
*:galactonate dehydratase
*:altronate dehydratase
*:mannonate dehydratase
*:dihydroxy-acid dehydratase
*:3-dehydroquinate dehydratase
*:phosphopyruvate hydratase
*:phosphogluconate dehydratase
*: now EC 4.3.1.17
*: now EC 4.3.1.18
*: now EC 4.4.1.1
*: now EC 4.3.1.19
*:enoyl-CoA hydratase
*:methylglutaconyl-CoA hydratase
*:imidazoleglycerol-phosphate dehydratase
*:tryptophan synthase
*: now EC 4.2.1.22
*:cystathionine b-synthase
*: deleted
*:porphobilinogen synthase
*:L-arabinonate dehydratase
*: now EC 4.3.1.21
*:acetylenecarboxylate hydratase
*:propanediol dehydratase
*: now EC 4.99.1.6
*:glycerol dehydratase
*:maleate hydratase
*:L(+)-tartrate dehydratase
*:3-isopropylmalate dehydratase
*:(S)-2-methylmalate dehydratase
*:(R)-2-methylmalate dehydratase
*:homoaconitate hydratase
*: now EC 3.3.2.4
*: now EC 4.3.1.20
*:gluconate dehydratase
*:glucarate dehydratase
*:5-dehydro-4-deoxyglucarate dehydratase
*:galactarate dehydratase
*:2-dehydro-3-deoxy-L-arabinonate dehydratase
*:myo-inosose-2 dehydratase
*:CDP-glucose 4,6-dehydratase
*:dTDP-glucose 4,6-dehydratase
*:GDP-mannose 4,6-dehydratase
*:D-glutamate cyclase
*:urocanate hydratase
*:pyrazolylalanine synthase
*:prephenate dehydratase
*:dihydrodipicolinate synthase
*:oleate hydratase
*:lactoyl-CoA dehydratase
*:3-hydroxybutyryl-CoA dehydratase
*:itaconyl-CoA hydratase
*:isohexenylglutaconyl-CoA hydratase
*:crotonoyl-(acyl-carrier-protein) hydratase
*:3-hydroxyoctanoyl-(acyl-carrier-protein) dehydratase
*:3-hydroxydecanoyl-(acyl-carrier-protein) dehydratase
*:3-hydroxypalmitoyl-(acyl-carrier-protein) dehydratase
*:5a-hydroxysteroid dehydratase
*: now EC 3.3.2.3
*: now EC 3.3.2.3
*:3-cyanoalanine hydratase
*:cyanide hydratase
*:D-fuconate dehydratase
*:L-fuconate dehydratase
*:cyanamide hydratase
*:pseudouridylate synthase
*: identical to EC 4.2.1.27
*: now EC 4.1.1.78
*:protoaphin-aglucone dehydratase (cyclizing)
*:long-chain-enoyl-CoA hydratase
*:uroporphyrinogen-III synthase
*:UDP-glucose 4,6-dehydratase
*:trans-L-3-hydroxyproline dehydratase
*:(S)-norcoclaurine synthase
*:2-methylcitrate dehydratase
*:2-oxopent-4-enoate hydratase
*:D(-)-tartrate dehydratase
*:xylonate dehydratase
*:4-oxalmesaconate hydratase
*:nitrile hydratase
*:dimethylmaleate hydratase
*: deleted identical to EC 4.2.1.98
*:octopamine dehydratase
*:synephrine dehydratase
*:carnitine dehydratase
*:L-rhamnonate dehydratase
*:arogenate dehydratase
*:hydroperoxide dehydratase
*:ATP-dependent NAD(P)H-hydrate dehydratase
*:scytalone dehydratase
*:kievitone hydratase
*:4a-hydroxytetrahydrobiopterin dehydratase
*:phaseollidin hydratase
*:16a-hydroxyprogesterone dehydratase
*:2-methylisocitrate dehydratase
*:cyclohexa-1,5-dienecarbonyl-CoA hydratase
*:trans-feruloyl-CoA hydratase
*: now EC 4.2.1.100
*:cyclohexyl-isocyanide hydratase
*:cyanate hydratase
*:2-hydroxyisoflavanone dehydratase
*:bile-acid 7a-dehydratase
*:3a,7a,12a-trihydroxy-5b-cholest-24-enoyl-CoA dehydratase EC 4.2.2: Acting on Polysaccharides
*:
hyaluronate lyase
*:pectate lyase
*:poly(b-D-mannuronate) lyase
*:chondroitin ABC lyase
*:chondroitin AC lyase
*:oligogalacturonide lyase
*:heparin lyase
*:heparin-sulfate lyase
*:pectate disaccharide-lyase
*:pectin lyase
*:poly(a-L-guluronate) lyase
*:xanthan lyase
*:exo-(1(arrow to right)4)-a-D-glucan lyase
*:glucuronan lyase
*:anhydrosialidase
*:levan fructotransferase (DFA-IV-forming)
*:inulin fructotransferase (DFA-I-forming)
*:inulin fructotransferase (DFA-III-forming)
*:chondroitin B lyase EC 4.2.3: Acting on phosphates
*:
threonine synthase
*:ethanolamine-phosphate phospho-lyase
*:methylglyoxal synthase
*:3-dehydroquinate synthase
*:chorismate synthase
*:trichodiene synthase
*:pentalenene synthase
*:casbene synthase
*:aristolochene synthase
*:(-)-endo-fenchol synthase
*:sabinene-hydrate synthase
*:6-pyruvoyltetrahydropterin synthase
*:(+)-d-cadinene synthase
*:pinene synthase
*:myrcene synthase
*:(4S)-limonene synthase
*:taxadiene synthase
*:abietadiene synthase
*:ent-kaurene synthase
*:(R)-limonene synthase
*:vetispiradiene synthase EC 4.2.99: Other Carbon-Oxygen Lyases
*: now EC 4.2.2.2
*: now EC 4.2.3.1
*: now EC 4.2.2.2
*: now EC 4.2.2.3
*: deleted
*: deleted, included in EC 4.2.2.4 and EC 4.2.2.5
*: now EC 4.2.3.2
*: now EC 2.5.1.47
*: now EC 2.5.1.48
*: now EC 2.5.1.49
*: now EC 4.2.3.3
*:carboxymethyloxysuccinate lyase
*: now EC 2.5.1.50
*: now EC 2.5.1.51
*: now EC 2.5.1.52
*: now EC 2.5.1.53
*: now EC 4.2.99.14
*:DNA-(apurinic or apyrimidinic site) lyase
*: transferred entry, now EC 4.4.1.23EC 4.3: Carbon-Nitrogen Lyases
EC 4.3.1: Ammonia-Lyases
*:
aspartate ammonia-lyase
*:methylaspartate ammonia-lyase
*:histidine ammonia-lyase
*:formiminotetrahydrofolate cyclodeaminase
*:phenylalanine ammonia-lyase
*:b-alanyl-CoA ammonia-lyase
*:ethanolamine ammonia-lyase
*: now EC 2.5.1.61
*:glucosaminate ammonia-lyase
*:serine-sulfate ammonia-lyase
*:dihydroxyphenylalanine ammonia-lyase
*:ornithine cyclodeaminase
*:carbamoyl-serine ammonia-lyase
*:3-aminobutyryl-CoA ammonia-lyase
*:diaminopropionate ammonia-lyase
*:threo-3-hydroxyaspartate ammonia-lyase
*:L-serine ammonia-lyase
*:D-serine ammonia-lyase
*:threonine ammonia-lyase
*:erythro-3-hydroxyaspartate ammonia-lyase
*: Identical to EC 4.3.1.9EC 4.3.2: Amidine-Lyases
*:
argininosuccinate lyase
*:adenylosuccinate lyase
*:ureidoglycolate lyase
*:purine imidazole-ring cyclase
*:peptidylamidoglycolate lyase EC 4.3.3: Amine-Lyases
*:
3-ketovalidoxylamine C-N-lyase
*:strictosidine synthase
*:deacetylisoipecoside synthase
*:deacetylipecoside synthase EC 4.3.99: Other Carbon-Nitrogen Lyases
*: now EC 4.2.1.104
EC 4.4: Carbon-Sulfur Lyases
*:
cystathionine g-lyase
*:homocysteine desulfhydrase
*:dimethylpropiothetin dethiomethylase
*:alliin lyase
*:lactoylglutathione lyase
*:S-alkylcysteine lyase
*: deleted, included in EC 2.5.1.18
*:cystathionine b-lyase
*:L-3-cyanoalanine synthase
*:cysteine lyase
*:methionine g-lyase
*: deleted
*:cysteine-S-conjugate b-lyase
*:1-aminocyclopropane-1-carboxylate synthase
*:D-cysteine desulfhydrase
*:selenocysteine lyase
*:holocytochrome-c synthase
*: now EC 1.8.3.5
*:phosphosulfolactate synthase
*:leukotriene-C4 synthase
*:S-ribosylhomocysteine lyase
*:S-(hydroxymethyl)glutathione synthase
*:2-hydroxypropyl-CoM lyase EC 4.5: Carbon-Halide Lyases
*:
DDT-dehydrochlorinase
*:3-chloro-D-alanine dehydrochlorinase
*:dichloromethane dehalogenase
*:L-2-amino-4-chloropent-4-enoate dehydrochlorinase
*:S-carboxymethylcysteine synthase EC 4.6: Phosphorus-Oxygen Lyases
*:
adenylate cyclase
*:guanylate cyclase
*: now EC 4.2.3.4
*: now EC 4.2.3.5
*: now EC 4.2.3.7
*:cytidylate cyclase
*: now EC 4.2.3.8
*: now EC 4.2.3.10
*: now EC 4.2.3.11
*: now EC 4.2.3.12
*: now EC 4.2.3.13
*:2-C-methyl-D-erythritol 2,4-cyclodiphosphate synthase
*:phosphatidylinositol diacylglycerol-lyase
*:glycosylphosphatidylinositol diacylglycerol-lyase
*:FAD-AMP lyase (cyclizing) EC 4.99: Other Lyases
*:
ferrochelatase
*:alkylmercury lyase
*:sirohydrochlorin cobaltochelatase
*:sirohydrochlorin ferrochelatase
*:aliphatic aldoxime dehydratase
*:indoleacetaldoxime dehydratase
*:phenylacetaldoxime dehydratase
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