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List of EC numbers (EC 1)
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Everything about List Of Ec Numbers Ec 1 totally explained

This list contains a list of EC numbers for the first group, EC 1, oxidoreducatases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

EC 1.1 Acting on the CH-OH group of donors

EC 1.1.1 With NAD or NADP as acceptor

EC 1.1.2 With a cytochrome as acceptor

  • : now *EC 1.1.99.5
  • : mannitol dehydrogenase (cytochrome)
  • : L-lactate dehydrogenase (cytochrome)
  • : D-lactate dehydrogenase (cytochrome)
  • : D-lactate dehydrogenase (cytochrome c-553)

    EC 1.1.3 With oxygen as acceptor

  • : deleted, included in *EC 1.1.3.15
  • : now *EC 1.13.12.4
  • : malate oxidase
  • : glucose oxidase
  • : hexose oxidase
  • : cholesterol oxidase
  • : aryl-alcohol oxidase
  • : L-gulonolactone oxidase
  • : galactose oxidase
  • : pyranose oxidase
  • : L-sorbose oxidase
  • : pyridoxine 4-oxidase
  • : alcohol oxidase
  • : catechol oxidase (dimerizing)
  • : (S)-2-hydroxy-acid oxidase
  • : ecdysone oxidase
  • : choline oxidase
  • : Secondary-alcohol oxidase
  • : 4-hydroxymandelate oxidase
  • : long-chain-alcohol oxidase
  • : glycerol-3-phosphate oxidase
  • : now *EC 1.17.3.2
  • : thiamin oxidase
  • : L-galactonolactone oxidase
  • : now included with *EC 1.1.99.18
  • : now *EC 1.21.3.2
  • : hydroxyphytanate oxidase
  • : nucleoside oxidase
  • : N-acylhexosamine oxidase
  • : polyvinyl-alcohol oxidase
  • : deleted
  • : now *EC 1.14.21.1
  • : now *EC 1.14.21.2
  • : now *EC 1.14.21.3
  • : now *EC 1.14.21.4
  • : now *EC 1.14.21.5
  • : D-arabinono-1,4-lactone oxidase
  • : vanillyl-alcohol oxidase
  • : nucleoside oxidase (H2O2-forming)
  • : D-mannitol oxidase
  • : xylitol oxidase

    EC 1.1.4 With a disulfide as acceptor

  • : vitamin-K-epoxide reductase (warfarin-sensitive)
  • : vitamin-K-epoxide reductase (warfarin-insensitive)

    EC 1.1.5 With a quinone or similar compound as acceptor

  • : deleted, see EC 1.1.99.18 cellobiose dehydrogenase (acceptor)
  • : quinoprotein glucose dehydrogenase

    EC 1.1.99 With other acceptors

  • : choline dehydrogenase
  • : 2-hydroxyglutarate dehydrogenase
  • : gluconate 2-dehydrogenase (acceptor)
  • : dehydrogluconate dehydrogenase
  • : glycerol-3-phosphate dehydrogenase
  • : D-2-hydroxy-acid dehydrogenase
  • : lactate—malate transhydrogenase
  • : alcohol dehydrogenase (acceptor)
  • : pyridoxine 5-dehydrogenase
  • : glucose dehydrogenase (acceptor)
  • : fructose 5-dehydrogenase
  • : sorbose dehydrogenase
  • : glucoside 3-dehydrogenase
  • : glycolate dehydrogenase
  • : now *EC 1.7.99.5
  • : malate dehydrogenase (acceptor)
  • : now *EC 1.1.5.2
  • : cellobiose dehydrogenase (acceptor)
  • : uracil dehydrogenase
  • : alkan-1-ol dehydrogenase (acceptor)
  • : D-sorbitol dehydrogenase (acceptor)
  • : glycerol dehydrogenase (acceptor)
  • : polyvinyl-alcohol dehydrogenase (acceptor)
  • : hydroxyacid-oxoacid transhydrogenase
  • : quinate dehydrogenase (pyrroloquinoline-quinone)
  • : 3-hydroxycyclohexanone dehydrogenase
  • : (R)-pantolactone dehydrogenase (flavin)
  • : glucose-fructose oxidoreductase
  • : pyranose dehydrogenase (acceptor)
  • : 2-oxoacid reductase

    EC 1.2 Acting on the aldehyde or oxo group of donors

    EC 1.2.1 With NAD or NADP as acceptor

  • : deleted, replaced by *EC 1.1.1.284 and *EC 4.4.1.22
  • : formate dehydrogenase
  • : aldehyde dehydrogenase (NAD+)
  • : aldehyde dehydrogenase (NADP+)
  • : aldehyde dehydrogenase (NAD(P)+)
  • : deleted
  • : benzaldehyde dehydrogenase (NADP+)
  • : betaine-aldehyde dehydrogenase
  • : glyceraldehyde-3-phosphate dehydrogenase (NADP+)
  • : acetaldehyde dehydrogenase (acetylating)
  • : aspartate-semialdehyde dehydrogenase
  • : glyceraldehyde-3-phosphate dehydrogenase (phosphorylating)
  • : glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating)
  • : now *EC 1.1.1.205
  • : malonate-semialdehyde dehydrogenase
  • : succinate-semialdehyde dehydrogenase (NAD(P)+)
  • : glyoxylate dehydrogenase (acylating)
  • : malonate-semialdehyde dehydrogenase (acetylating)
  • : aminobutyraldehyde dehydrogenase
  • : glutarate-semialdehyde dehydrogenase
  • : glycolaldehyde dehydrogenase
  • : lactaldehyde dehydrogenase
  • : 2-oxoaldehyde dehydrogenase (NAD+)
  • : succinate-semialdehyde dehydrogenase
  • : 2-oxoisovalerate dehydrogenase (acylating)
  • : 2,5-dioxovalerate dehydrogenase
  • : methylmalonate-semialdehyde dehydrogenase (acylating)
  • : benzaldehyde dehydrogenase (NAD+)
  • : aryl-aldehyde dehydrogenase
  • : aryl-aldehyde dehydrogenase (NADP+)
  • : L-aminoadipate-semialdehyde dehydrogenase
  • : aminomuconate-semialdehyde dehydrogenase
  • : (R)-dehydropantoate dehydrogenase
  • : deleted, included in *EC 1.1.1.131
  • : now *EC 1.1.1.203
  • : retinal dehydrogenase
  • : now *EC 1.1.1.204
  • : N-acetyl-g-glutamyl-phosphate reductase
  • : phenylacetaldehyde dehydrogenase
  • : 3a,7a,12a-trihydroxycholestan-26-al 26-oxidoreductase
  • : glutamate-5-semialdehyde dehydrogenase
  • : hexadecanal dehydrogenase (acylating)
  • : formate dehydrogenase (NADP+)
  • : cinnamoyl-CoA reductase
  • : 4-carboxy-2-hydroxymuconate-6-semialdehyde dehydrogenase
  • : formaldehyde dehydrogenase
  • : 4-trimethylammoniobutyraldehyde dehydrogenase
  • : long-chain-aldehyde dehydrogenase
  • : 2-oxoaldehyde dehydrogenase (NADP+)
  • : long-chain-fatty-acyl-CoA reductase
  • : pyruvate dehydrogenase (NADP+)
  • : oxoglutarate dehydrogenase (NADP+)
  • : 4-hydroxyphenylacetaldehyde dehydrogenase
  • : g-guanidinobutyraldehyde dehydrogenase
  • : now *EC 1.1.1.279
  • : now *EC 1.1.1.280
  • : butanal dehydrogenase
  • : phenylglyoxylate dehydrogenase (acylating)
  • : glyceraldehyde-3-phosphate dehydrogenase (NAD(P)+)
  • : 5-carboxymethyl-2-hydroxymuconic-semialdehyde dehydrogenase
  • : 4-hydroxymuconic-semialdehyde dehydrogenase
  • : 4-formylbenzenesulfonate dehydrogenase
  • : 6-oxohexanoate dehydrogenase
  • : 4-hydroxybenzaldehyde dehydrogenase
  • : salicylaldehyde dehydrogenase
  • : mycothiol-dependent formaldehyde dehydrogenase
  • : vanillin dehydrogenase
  • : coniferyl-aldehyde dehydrogenase
  • : fluoroacetaldehyde dehydrogenase
  • : glutamyl-tRNA reductase

    EC 1.2.2 With a cytochrome as acceptor

  • : formate dehydrogenase (cytochrome)
  • : pyruvate dehydrogenase (cytochrome)
  • : formate dehydrogenase (cytochrome-c-553)
  • : carbon-monoxide dehydrogenase (cytochrome b-561)

    EC 1.2.3 With oxygen as acceptor

  • : aldehyde oxidase
  • : now *EC 1.1.3.22
  • : pyruvate oxidase
  • : oxalate oxidase
  • : glyoxylate oxidase
  • : pyruvate oxidase (CoA-acetylating)
  • : indole-3-acetaldehyde oxidase
  • : pyridoxal oxidase
  • : aryl-aldehyde oxidase
  • : deleted
  • : retinal oxidase
  • : now *EC 1.14.13.82
  • : 4-hydroxyphenylpyruvate oxidase

    EC 1.2.4 With a disulfide as acceptor

  • : pyruvate dehydrogenase (acetyl-transferring)
  • : oxoglutarate dehydrogenase (succinyl-transferring)
  • : deleted, included in EC 1.2.4.4
  • : 3-methyl-2-oxobutanoate dehydrogenase

    EC 1.2.7 With an iron-sulfur protein as acceptor

  • : pyruvate synthase
  • : 2-oxobutyrate synthase
  • : 2-oxoglutarate synthase
  • : carbon-monoxide dehydrogenase (ferredoxin)
  • : aldehyde ferredoxin oxidoreductase
  • : glyceraldehyde-3-phosphate dehydrogenase (ferredoxin)
  • : 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin)
  • : indolepyruvate ferredoxin oxidoreductase
  • : deleted, identical to *EC 1.2.7.3

    EC 1.2.99 With other acceptors

  • : now *EC 1.1.99.19
  • : carbon-monoxide dehydrogenase (acceptor)
  • : aldehyde dehydrogenase (pyrroloquinoline-quinone)
  • : formaldehyde dismutase
  • : formylmethanofuran dehydrogenase
  • : carboxylate reductase
  • : aldehyde dehydrogenase (FAD-independent)

    EC 1.3 Acting on the CH-CH group of donors

    EC 1.3.1 With NAD or NADP as acceptor

  • : dihydrouracil dehydrogenase (NAD+)
  • : dihydropyrimidine dehydrogenase (NADP+)
  • : cortisone b-reductase
  • : cortisone a-reductase
  • : cucurbitacin D23-reductase
  • : fumarate reductase (NADH)
  • : meso-tartrate dehydrogenase
  • : acyl-CoA dehydrogenase (NADP+)
  • : enoyl-(acyl-carrier-protein) reductase (NADH)
  • : enoyl-(acyl-carrier-protein) reductase (NADPH, B-specific)
  • : 2-coumarate reductase
  • : prephenate dehydrogenase
  • : prephenate dehydrogenase (NADP+)
  • : orotate reductase (NADH)
  • : orotate reductase (NADPH)
  • : b-nitroacrylate reductase
  • : 3-methyleneoxindole reductase
  • : kynurenate-7,8-dihydrodiol dehydrogenase
  • : cis-1,2-dihydrobenzene-1,2-diol dehydrogenase
  • : trans-1,2-dihydrobenzene-1,2-diol dehydrogenase
  • : 7-dehydrocholesterol reductase
  • : cholestenone 5a-reductase
  • : cholestenone 5b-reductase
  • : biliverdin reductase
  • : 1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase
  • : dihydrodipicolinate reductase
  • : 2-hexadecenal reductase
  • : 2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase
  • : cis-1,2-dihydro-1,2-dihydroxynaphthalene dehydrogenase
  • : progesterone 5a-reductase
  • : 2-enoate reductase
  • : maleylacetate reductase
  • : protochlorophyllide reductase
  • : 2,4-dienoyl-CoA reductase (NADPH)
  • : phosphatidylcholine desaturase
  • : geissoschizine dehydrogenase
  • : cis-2-enoyl-CoA reductase (NADPH)
  • : trans-2-enoyl-CoA reductase (NADPH)
  • : enoyl-(acyl-carrier-protein) reductase (NADPH, A-specific)
  • : 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate reductase
  • : xanthommatin reductase
  • : 12-oxophytodienoate reductase
  • : arogenate dehydrogenase
  • : trans-2-enoyl-CoA reductase (NAD+)
  • : 2'-hydroxyisoflavone reductase
  • : biochanin-A reductase
  • : a-santonin 1,2-reductase
  • : 15-oxoprostaglandin 13-oxidase
  • : cis-3,4-dihydrophenanthrene-3,4-diol dehydrogenase
  • : now *EC 1.1.1.252
  • : 2'-hydroxydaidzein reductase
  • : 2-methyl-branched-chain-enoyl-CoA reductase
  • : (3S,4R)-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase
  • : precorrin-6A reductase
  • : now *EC 1.3.1.25
  • : cis-2,3-dihydrobiphenyl-2,3-diol dehydrogenase
  • : phloroglucinol reductase
  • : 2,3-dihydroxy-2,3-dihydro-p-cumate dehydrogenase
  • : 1,2-dihydroxy-3-methyl-1,2-dihydrobenzoate dehydrogenase
  • : dibenzothiophene dihydrodiol dehydrogenase
  • : terephthalate 1,2-cis-dihydrodiol dehydrogenase
  • : pimeloyl-CoA dehydrogenase
  • : 2,4-dichlorobenzoyl-CoA reductase
  • : phthalate 4,5-cis-dihydrodiol dehydrogenase
  • : 5,6-dihydroxy-3-methyl-2-oxo-1,2,5,6-tetrahydroquinoline dehydrogenase
  • : cis-dihydroethylcatechol dehydrogenase
  • : cis-1,2-dihydroxy-4-methylcyclohexa-3,5-diene-1-carboxylate dehydrogenase
  • : 1,2-dihydroxy-6-methylcyclohexa-3,5-dienecarboxylate dehydrogenase
  • : zeatin reductase
  • : D14-sterol reductase
  • : D24(241)-sterol reductase
  • : D24-sterol reductase
  • : 1,2-dihydrovomilenine reductase
  • : 2-alkenal reductase
  • : divinyl chlorophyllide a 8-vinyl-reductase
  • : precorrin-2 dehydrogenase
  • : anthocyanidin reductase
  • : arogenate dehydrogenase (NADP+)
  • : arogenate dehydrogenase (NAD(P)+)

    EC 1.3.2 With a cytochrome as acceptor

  • : now EC 1.3.99.2
  • : now EC 1.3.99.3
  • : galactonolactone dehydrogenase

    EC 1.3.3 With oxygen as acceptor

  • : dihydroorotate oxidase
  • : lathosterol oxidase
  • : coproporphyrinogen oxidase
  • : protoporphyrinogen oxidase
  • : bilirubin oxidase
  • : acyl-CoA oxidase
  • : dihydrouracil oxidase
  • : tetrahydroberberine oxidase
  • : secologanin synthase
  • : tryptophan a,b-oxidase
  • : pyrroloquinoline-quinone synthase

    EC 1.3.5 With a quinone or related compound as acceptor

  • : succinate dehydrogenase (ubiquinone)

    EC 1.3.7 With an iron-sulfur protein as acceptor

  • : 6-hydroxynicotinate reductase
  • :
  • :
  • :
  • :

    EC 1.3.99 With other acceptors

  • : succinate dehydrogenase
  • : butyryl-CoA dehydrogenase
  • : acyl-CoA dehydrogenase
  • : 3-oxosteroid 1-dehydrogenase
  • : 3-oxo-5a-steroid 4-dehydrogenase
  • : 3-oxo-5b-steroid 4-dehydrogenase
  • : glutaryl-CoA dehydrogenase
  • : 2-furoyl-CoA dehydrogenase
  • : now *EC 1.21.99.1
  • : isovaleryl-CoA dehydrogenase
  • : dihydroorotate dehydrogenase
  • : 2-methylacyl-CoA dehydrogenase
  • : long-chain-acyl-CoA dehydrogenase
  • : cyclohexanone dehydrogenase
  • : benzoyl-CoA reductase
  • : isoquinoline 1-oxidoreductase
  • : quinoline 2-oxidoreductase
  • : quinaldate 4-oxidoreductase
  • : quinoline-4-carboxylate 2-oxidoreductase
  • : 4-hydroxybenzoyl-CoA reductase
  • : (R)-benzylsuccinyl-CoA dehydrogenase
  • : coproporphyrinogen dehydrogenase

    EC 1.4 Acting on the CH-NH2 group of donors

    EC 1.4.1 With NAD or NADP as acceptor

  • : alanine dehydrogenase
  • : glutamate dehydrogenase
  • : glutamate dehydrogenase (NAD(P)+)
  • : glutamate dehydrogenase (NADP+)
  • : L-amino-acid dehydrogenase
  • : deleted, included in *EC 1.4.4.1
  • : serine 2-dehydrogenase
  • : valine dehydrogenase (NADP+)
  • : leucine dehydrogenase
  • : glycine dehydrogenase
  • : L-erythro-3,5-diaminohexanoate dehydrogenase
  • : 2,4-diaminopentanoate dehydrogenase
  • : glutamate synthase (NADPH)
  • : glutamate synthase (NADH)
  • : lysine dehydrogenase
  • : diaminopimelate dehydrogenase
  • : N-methylalanine dehydrogenase
  • : lysine 6-dehydrogenase
  • : tryptophan dehydrogenase
  • : phenylalanine dehydrogenase
  • : aspartate dehydrogenase

    EC 1.4.2 With a cytochrome as acceptor

  • : glycine dehydrogenase (cytochrome)

    EC 1.4.3 With oxygen as acceptor

  • : D-aspartate oxidase
  • : L-amino-acid oxidase
  • : D-amino-acid oxidase
  • : amine oxidase (flavin-containing)
  • : pyridoxamine-phosphate oxidase
  • : amine oxidase (copper-containing)
  • : D-glutamate oxidase
  • : ethanolamine oxidase
  • : deleted, included in *EC 1.4.3.4
  • : putrescine oxidase
  • : L-glutamate oxidase
  • : cyclohexylamine oxidase
  • : protein-lysine 6-oxidase
  • : L-lysine oxidase
  • : D-glutamate(D-aspartate) oxidase
  • : L-aspartate oxidase
  • : now *EC 1.3.3.10
  • : deleted, not approved
  • : glycine oxidase

    EC 1.4.4 With a disulfide as acceptor

  • : now EC 1.21.4.1
  • : glycine dehydrogenase (decarboxylating)

    EC 1.4.7 With an iron-sulfur protein as acceptor

  • : glutamate synthase (ferredoxin)

    EC 1.4.99 With other acceptors

  • : D-amino acid dehydrogenase
  • : taurine dehydrogenase
  • : amine dehydrogenase
  • : aralkylamine dehydrogenase
  • : glycine dehydrogenase (cyanide-forming)

    EC 1.5 Acting on the CH-NH group of donors

    EC 1.5.1 With NAD or NADP as acceptor

  • : pyrroline-2-carboxylate reductase
  • : pyrroline-5-carboxylate reductase
  • : dihydrofolate reductase
  • : deleted, included in *EC 1.5.1.3
  • : methylenetetrahydrofolate dehydrogenase (NADP+)
  • : formyltetrahydrofolate dehydrogenase
  • : saccharopine dehydrogenase (NAD+, L-lysine-forming)
  • : saccharopine dehydrogenase (NADP+, L-lysine-forming)
  • : saccharopine dehydrogenase (NAD+, L-glutamate-forming)
  • : saccharopine dehydrogenase (NADP+, L-glutamate-forming)
  • : D-octopine dehydrogenase
  • : 1-pyrroline-5-carboxylate dehydrogenase
  • : now *EC 1.17.1.5
  • : deleted, included in *EC 1.5.1.21
  • : methylenetetrahydrofolate dehydrogenase (NAD+)
  • : D-lysopine dehydrogenase
  • : alanopine dehydrogenase
  • : ephedrine dehydrogenase
  • : D-nopaline dehydrogenase
  • : methylenetetrahydrofolate reductase (NAD(P)H)
  • : D1-piperideine-2-carboxylate reductase
  • : strombine dehydrogenase
  • : tauropine dehydrogenase
  • : N5-(carboxyethyl)ornithine synthase
  • : thiomorpholine-carboxylate dehydrogenase
  • : b-alanopine dehydrogenase
  • : 1,2-dehydroreticulinium reductase (NADPH)
  • : opine dehydrogenase
  • : FMN reductase
  • : flavin reductase
  • : berberine reductase
  • : vomilenine reductase
  • : pteridine reductase
  • : 6,7-dihydropteridine reductase

    EC 1.5.3 With oxygen as acceptor

  • : sarcosine oxidase
  • : N-methyl-L-amino-acid oxidase
  • : deleted
  • : N6-methyl-lysine oxidase
  • : (S)-6-hydroxynicotine oxidase
  • : (R)-6-hydroxynicotine oxidase
  • : L-pipecolate oxidase
  • : deleted, included in *EC 1.3.3.8
  • : now *EC 1.21.3.3
  • : dimethylglycine oxidase
  • : polyamine oxidase
  • : dihydrobenzophenanthridine oxidase

    EC 1.5.4 With a disulfide as acceptor

  • : pyrimidodiazepine synthase

    EC 1.5.5 With a quinone or similar compound as acceptor

  • : electron-transferring-flavoprotein dehydrogenase

    EC 1.5.7 With an iron-sulfur protein as acceptor

  • : methylenetetrahydrofolate reductase (ferredoxin)

    EC 1.5.8 With a flavin as acceptor

  • : dimethylamine dehydrogenase
  • : trimethylamine dehydrogenase

    EC 1.5.99 With other acceptors

  • : sarcosine dehydrogenase
  • : dimethylglycine dehydrogenase
  • : L-pipecolate dehydrogenase
  • : nicotine dehydrogenase
  • : methylglutamate dehydrogenase
  • : spermidine dehydrogenase
  • : now *EC 1.5.8.2
  • : proline dehydrogenase
  • : methylenetetrahydromethanopterin dehydrogenase
  • : now *EC 1.5.8.1
  • : 5,10-methylenetetrahydromethanopterin reductase
  • : cytokinin dehydrogenase

    EC 1.6 Acting on NADH or NADPH

    EC 1.6.1 With NAD or NADP as acceptor

  • : NAD(P)+ transhydrogenase (B-specific)
  • : NAD(P)+ transhydrogenase (AB-specific)

    EC 1.6.2 With a heme protein as acceptor

  • : now EC 1.6.99.3
  • : cytochrome-b5 reductase
  • : deleted
  • : NADPH—hemoprotein reductase
  • : NADPH—cytochrome-c2 reductase
  • : leghemoglobin reductase

    EC 1.6.3 With oxygen as acceptor

  • : NAD(P)H oxidase

    EC 1.6.4 With a disulfide as acceptor

  • : now EC 1.8.1.6
  • : now EC 1.8.1.7
  • : now EC 1.8.1.4
  • : now EC 1.8.1.8
  • : now EC 1.8.1.9
  • : now EC 1.8.1.10
  • : now EC 1.8.1.11
  • : now EC 1.8.1.12
  • : now EC 1.8.1.13
  • : now EC 1.8.1.14

    EC 1.6.5 With a quinone or similar compound as acceptor

  • : deleted
  • : NAD(P)H dehydrogenase (quinone)
  • : NADH dehydrogenase (ubiquinone)
  • : monodehydroascorbate reductase (NADH)
  • :
  • : p-benzoquinone reductase (NADPH)
  • : 2-hydroxy-1,4-benzoquinone reductase

    EC 1.6.6 With a nitrogenous group as acceptor

  • : now *EC 1.7.1.1
  • : now *EC 1.7.1.2
  • : now *EC 1.7.1.3
  • : now *EC 1.7.1.4
  • : now *EC 1.7.99.3
  • : now *EC 1.7.1.5
  • : now *EC 1.7.1.6
  • : now *EC 1.7.1.7
  • : trimethylamine-N-oxide reductase
  • : now *EC 1.7.1.9
  • : now *EC 1.7.1.10
  • : now *EC 1.7.1.11
  • : now *EC 1.7.1.12

    EC 1.6.7 With an iron-sulfur protein as acceptor

  • : now EC 1.18.1.2
  • : now EC 1.18.1.1

    EC 1.6.8 With a flavin as acceptor

  • : now EC 1.5.1.29
  • : now EC 1.5.1.30

    EC 1.6.99 With other acceptors

  • : NADPH dehydrogenase
  • : now *EC 1.6.5.2
  • : NADH dehydrogenase
  • : now *EC 1.18.1.2
  • : NADH dehydrogenase (quinone)
  • : NADPH dehydrogenase (quinone)
  • : now *EC 1.5.1.34
  • : now *EC 1.16.1.3
  • : now *EC 1.16.1.4
  • : deleted, included in *EC 1.6.99.7
  • : now *EC 1.16.1.5
  • : now *EC 1.16.1.6
  • : now *EC 1.16.1.7

    EC 1.7 Acting on other nitrogenous compounds as donors

    EC 1.7.1 With NAD+ or NADP+ as acceptor

  • : nitrate reductase (NADH)
  • : nitrate reductase (NAD(P)H)
  • : nitrate reductase (NADPH)
  • : nitrite reductase (NAD(P)H)
  • : hyponitrite reductase
  • : azobenzene reductase
  • : GMP reductase
  • : deleted entry
  • : nitroquinoline-N-oxide reductase
  • : hydroxylamine reductase (NADH)
  • : 4-(dimethylamino)phenylazoxybenzene reductase
  • : N-hydroxy-2-acetamidofluorene reductase

    EC 1.7.2 With a cytochrome as acceptor

  • : nitrite reductase (NO-forming)
  • : nitrite reductase (cytochrome; ammonia-forming)
  • : trimethylamine-N-oxide reductase (cytochrome c)

    EC 1.7.3 With oxygen as acceptor

  • : nitroalkane oxidase
  • : acetylindoxyl oxidase
  • : urate oxidase
  • : hydroxylamine oxidase
  • : 3-aci-nitropropanoate oxidase

    EC 1.7.7 With an iron-sulfur protein as acceptor

  • : ferredoxin—nitrite reductase
  • : ferredoxin—nitrate reductase

    EC 1.7.99 With other acceptors

  • : hydroxylamine reductase
  • : deleted
  • : included with *EC 1.7.2.1
  • : nitrate reductase
  • : deleted, now included with *EC 1.5.1.20
  • : nitrous-oxide reductase
  • : nitric-oxide reductase
  • : hydroxylamine oxidoreductase

    EC 1.8 Acting on a sulfur group of donors

    EC 1.8.1 With NAD or NADP as acceptor

  • : deleted
  • : sulfite reductase (NADPH)
  • : hypotaurine dehydrogenase
  • :