List of EC numbers (EC 1) explained

This list contains a list of EC numbers for the first group, EC 1, oxidoreductases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology. All official information is tabulated at the website of the committee.[1] The database is developed and maintained by Andrew McDonald.[2]

EC 1.1 Acting on the CH-OH group of donors

EC 1.1.1 With Nicotinamide adenine dinucleotide or NADP as acceptor

alcohol dehydrogenase

alcohol dehydrogenase (NADP+)

homoserine dehydrogenase

(R,R)-butanediol dehydrogenase

glycerol dehydrogenase

propanediol-phosphate dehydrogenase

glycerol-3-phosphate dehydrogenase (NAD+)

D-xylulose reductase

L-xylulose reductase

D-arabinitol 4-dehydrogenase

L-arabinitol 4-dehydrogenase

L-arabinitol 2-dehydrogenase

L-iditol 2-dehydrogenase

D-iditol 2-dehydrogenase

galactitol 2-dehydrogenase

mannitol-1-phosphate 5-dehydrogenase

inositol 2-dehydrogenase

glucuronate reductase

glucuronolactone reductase

(-)-menthol dehydrogenase

(+)-neomenthol dehydrogenase

aldose reductase

UDP-glucose 6-dehydrogenase

(R)-4-hydroxyphenyllactate dehydrogenase

histidinol dehydrogenase|

quinate/shikimate dehydrogenase (NAD+)

shikimate dehydrogenase (NADP+)

glyoxylate reductase

L-lactate dehydrogenase

D-lactate dehydrogenase

glycerate dehydrogenase

3-hydroxybutyrate dehydrogenase

3-hydroxyisobutyrate dehydrogenase

mevaldate reductase

mevaldate reductase (NADPH)

hydroxymethylglutaryl-CoA reductase (NADPH)

3-hydroxyacyl-CoA dehydrogenase

acetoacetyl-CoA reductase

malate dehydrogenase

malate dehydrogenase (oxaloacetate-decarboxylating)

malate dehydrogenase (decarboxylating)

malate dehydrogenase (oxaloacetate-decarboxylating) (NADP+)

isocitrate dehydrogenase (NAD+)

isocitrate dehydrogenase (NADP+)

phosphogluconate 2-dehydrogenase

phosphogluconate dehydrogenase (NADP+-dependent, decarboxylating)

L-gulonate 3-dehydrogenase

L-arabinose 1-dehydrogenase

glucose 1-dehydrogenase [NAD(P)<sup>+</sup>)]

D-galactose 1-dehydrogenase

glucose-6-phosphate dehydrogenase (NADP+)

3α-hydroxysteroid 3-dehydrogenase (Si-specific)

3(or 17)β-hydroxysteroid dehydrogenase

3α-hydroxycholanate dehydrogenase (NAD+)

3α(or 20β)-hydroxysteroid dehydrogenase

allyl-alcohol dehydrogenase

lactaldehyde reductase (NADPH)

ribitol 2-dehydrogenase

fructuronate reductase

tagaturonate reductase

3-hydroxypropionate dehydrogenase

2-hydroxy-3-oxopropionate reductase

4-hydroxybutyrate dehydrogenase

17β-estradiol 17-dehydrogenase

testosterone 17β-dehydrogenase (NADP+)

pyridoxine 4-dehydrogenase

ω-hydroxydecanoate dehydrogenase

mannitol 2-dehydrogenase

gluconate 5-dehydrogenase

alcohol dehydrogenase [NAD(P)<sup>+</sup>]

glycerol dehydrogenase (NADP+)

octanol dehydrogenase

(R)-aminopropanol dehydrogenase

(S,S)-butanediol dehydrogenase

lactaldehyde reductase

methylglyoxal reductase (NADH-dependent)

glyoxylate reductase (NADP+)

isopropanol dehydrogenase (NADP+)

hydroxypyruvate reductase

malate dehydrogenase (NADP+)

D-malate dehydrogenase (decarboxylating)

dimethylmalate dehydrogenase

3-isopropylmalate dehydrogenase

ketol-acid reductoisomerase (NADP+)

homoisocitrate dehydrogenase

hydroxymethylglutaryl-CoA reductase

aryl-alcohol dehydrogenase

aryl-alcohol dehydrogenase (NADP+)

oxaloglycolate reductase (decarboxylating)

tartrate dehydrogenase

glycerol-3-phosphate dehydrogenase [NAD(P)<sup>+</sup>]

phosphoglycerate dehydrogenase

diiodophenylpyruvate reductase

3-hydroxybenzyl-alcohol dehydrogenase

(R)-2-hydroxy-fatty-acid dehydrogenase

(S)-2-hydroxy-fatty-acid dehydrogenase

3-oxoacyl-[acyl-carrier-protein] reductase

acylglycerone-phosphate reductase

3-dehydrosphinganine reductase

L-threonine 3-dehydrogenase

4-oxoproline reductase

all-trans-retinol dehydrogenase (NAD+)

pantoate 4-dehydrogenase

pyridoxal 4-dehydrogenase

carnitine 3-dehydrogenase

aromatic 2-oxoacid reductase

3-(imidazol-5-yl)lactate dehydrogenase

indanol dehydrogenase

L-xylose 1-dehydrogenase

apiose 1-reductase

ribose 1-dehydrogenase (NADP+)

D-arabinose 1-dehydrogenase (NAD+)

D-arabinose 1-dehydrogenase [NAD(P)<sup>+</sup>]

glucose 1-dehydrogenase (NAD+)

glucose 1-dehydrogenase (NADP+)

galactose 1-dehydrogenase (NADP+)

aldose 1-dehydrogenase (NAD+)

D-threo-aldose 1-dehydrogenase

sorbose 5-dehydrogenase (NADP+)

fructose 5-dehydrogenase (NADP+)

2-deoxy-D-gluconate 3-dehydrogenase

2-dehydro-3-deoxy-D-gluconate 6-dehydrogenase

2-dehydro-3-deoxy-D-gluconate 5-dehydrogenase

L-threonate 3-dehydrogenase

3-dehydro-L-gulonate 2-dehydrogenase

mannuronate reductase

GDP-mannose 6-dehydrogenase

dTDP-4-dehydrorhamnose reductase

dTDP-6-deoxy-L-talose 4-dehydrogenase (NADP+)

GDP-6-deoxy-D-talose 4-dehydrogenase

UDP-N-acetylglucosamine 6-dehydrogenase

ribitol-5-phosphate 2-dehydrogenase

mannitol 2-dehydrogenase (NADP+)

sorbitol-6-phosphate 2-dehydrogenase

15-hydroxyprostaglandin dehydrogenase (NAD+)

D-pinitol dehydrogenase

sequoyitol dehydrogenase

perillyl-alcohol dehydrogenase

3β-hydroxy-Δ5-steroid dehydrogenase

11β-hydroxysteroid dehydrogenase

16α-hydroxysteroid dehydrogenase

estradiol 17α-dehydrogenase

20α-hydroxysteroid dehydrogenase

21-hydroxysteroid dehydrogenase (NAD+)

21-hydroxysteroid dehydrogenase (NADP+)

3α-hydroxy-5β-androstane-17-one 3α-dehydrogenase

sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming)

ureidoglycolate dehydrogenase

glycerol 2-dehydrogenase (NADP+)

3-hydroxybutyryl-CoA dehydrogenase

7α-hydroxysteroid dehydrogenase

dihydrobunolol dehydrogenase

erythrulose reductase

cyclopentanol dehydrogenase

hexadecanol dehydrogenase

2-alkyn-1-ol dehydrogenase

hydroxycyclohexanecarboxylate dehydrogenase

hydroxymalonate dehydrogenase

2-dehydropantolactone reductase (Re-specific)

2-dehydropantoate 2-reductase

3β-hydroxysteroid-4α-carboxylate 3-dehydrogenase (decarboxylating)

2-oxoadipate reductase

L-rhamnose 1-dehydrogenase

cyclohexane-1,2-diol dehydrogenase

D-xylose 1-dehydrogenase

12α-hydroxysteroid dehydrogenase

glycerol-3-phosphate 1-dehydrogenase (NADP+)

3-hydroxy-2-methylbutyryl-CoA dehydrogenase

D-xylose 1-dehydrogenase (NADP+, D-xylono-1,5-lactone-forming)

cholest-5-ene-3β,7α-diol 3β-dehydrogenase

geraniol dehydrogenase (NADP+)

carbonyl reductase (NADPH)

L-glycol dehydrogenase

dTDP-galactose 6-dehydrogenase

GDP-4-dehydro-D-rhamnose reductase

prostaglandin-F synthase

prostaglandin-E2 9-reductase

indole-3-acetaldehyde reductase (NADH)

indole-3-acetaldehyde reductase (NADPH)

long-chain-alcohol dehydrogenase

5-amino-6-(5-phosphoribosylamino)uracil reductase

coniferyl-alcohol dehydrogenase

cinnamyl-alcohol dehydrogenase

15-hydroxyprostaglandin-D dehydrogenase (NADP+)

15-hydroxyprostaglandin dehydrogenase (NADP+)

(+)-borneol dehydrogenase

(S)-usnate reductase

aldose-6-phosphate reductase (NADPH)

(+)-sabinol dehydrogenase

galactitol-1-phosphate 5-dehydrogenase

tetrahydroxynaphthalene reductase

(S)-carnitine 3-dehydrogenase

mannitol dehydrogenase

fluoren-9-ol dehydrogenase

4-(hydroxymethyl)benzenesulfonate dehydrogenase

6-hydroxyhexanoate dehydrogenase

3-hydroxypimeloyl-CoA dehydrogenase

sulcatone reductase

sn-glycerol-1-phosphate dehydrogenase

4-hydroxythreonine-4-phosphate dehydrogenase

1,5-anhydro-D-fructose reductase

L-idonate 5-dehydrogenase

3-methylbutanal reductase

dTDP-4-dehydro-6-deoxyglucose reductase

1-deoxy-D-xylulose-5-phosphate reductoisomerase

2-(R)-hydroxypropyl-CoM dehydrogenase

2-(S)-hydroxypropyl-CoM dehydrogenase

3β-hydroxysteroid 3-dehydrogenase

GDP-L-fucose synthase

D-2-hydroxyacid dehydrogenase (NADP+)

vellosimine dehydrogenase

2,5-didehydrogluconate reductase (2-dehydro-D-gluconate-forming)

(+)-trans-carveol dehydrogenase

serine 3-dehydrogenase (NADP+)

3β-hydroxy-5β-steroid dehydrogenase

3β-hydroxy-5α-steroid dehydrogenase

(R)-3-hydroxyacid-ester dehydrogenase

(S)-3-hydroxyacid-ester dehydrogenase

GDP-4-dehydro-6-deoxy-D-mannose reductase

quinate/shikimate dehydrogenase [NAD(P)<sup>+)</sup><nowiki>]]]

methylglyoxal reductase (NADPH-dependent)

S-(hydroxymethyl)glutathione dehydrogenase

3′′-deamino-3′′-oxonicotianamine reductase

isocitrate—homoisocitrate dehydrogenase

D-arabinitol dehydrogenase (NADP+)

xanthoxin dehydrogenase

sorbose reductase

4-phosphoerythronate dehydrogenase

2-hydroxymethylglutarate dehydrogenase

1,5-anhydro-D-fructose reductase (1,5-anhydro-D-mannitol-forming)

chlorophyll(ide) b reductase

momilactone-A synthase

dihydrocarveol dehydrogenase

limonene-1,2-diol dehydrogenase

3-hydroxypropionate dehydrogenase (NADP+)

malate dehydrogenase [NAD(P)<sup>+)</sup>]

NADP-retinol dehydrogenase

D-arabitol-phosphate dehydrogenase

2,5-diamino-6-(ribosylamino)-4(3H)-pyrimidinone 5′-phosphate reductase

diacetyl reductase [(''R''<nowiki>)-acetoin forming]]]

diacetyl reductase [(''S''<nowiki>)-acetoin forming]]]

UDP-glucuronic acid dehydrogenase (UDP-4-keto-hexauronic acid decarboxylating)

S-(hydroxymethyl)mycothiol dehydrogenase

D-xylose reductase

sulfopropanediol 3-dehydrogenase

phosphonoacetaldehyde reductase (NADH)

(S)-sulfolactate dehydrogenase

(S)-1-phenylethanol dehydrogenase

2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase

sulfoacetaldehyde reductase

11-cis-retinol dehydrogenase

L-galactose 1-dehydrogenase

perakine reductase

eugenol synthase

isoeugenol synthase

benzil reductase [(''S'')-benzoin forming]

benzil reductase [(''R'')-benzoin forming]

(–)-endo-fenchol dehydrogenase

(+)-thujan-3-ol dehydrogenase

8-hydroxygeraniol dehydrogenase

sepiapterin reductase (L-threo-7,8-dihydrobiopterin forming)

zerumbone synthase

5-exo-hydroxycamphor dehydrogenase

nicotine blue oxidoreductase

2-deoxy-scyllo-inosamine dehydrogenase

very-long-chain 3-oxoacyl-CoA reductase

secoisolariciresinol dehydrogenase

chanoclavine-I dehydrogenase

decaprenylphospho-β-D-erythro-pentofuranosid-2-ulose 2-reductase

methylecgonone reductase

UDP-N-acetyl-2-amino-2-deoxyglucuronate dehydrogenase

UDP-N-acetyl-D-mannosamine dehydrogenase

L-2-hydroxycarboxylate dehydrogenase (NAD+)

(2R)-3-sulfolactate dehydrogenase (NADP+)

dTDP-6-deoxy-L-talose 4-dehydrogenase (NAD+)

1-deoxy-11β-hydroxypentalenate dehydrogenase

CDP-abequose synthase

CDP-paratose synthase

At present (October 2021) most of the entries from 343 onwards have no Wikipedia articles

EC 1.1.2 With a cytochrome as acceptor

*No Wikipedia article

EC 1.1.3 With oxygen as acceptor

*No Wikipedia article

EC 1.1.4 With a disulfide as acceptor

EC 1.1.5 With a quinone or similar compound as acceptor

EC 1.1.9 With a copper protein as acceptor

EC 1.1.98 With other, known, acceptors

*No Wikipedia article

EC 1.1.99 With unknown physiological acceptors

*No Wikipedia article

EC 1.2 Acting on the aldehyde or oxo group of donors

EC 1.2.1 With NAD+ or NADP+ as acceptor

* No Wikipedia article

EC 1.2.2 With a cytochrome as acceptor

EC 1.2.3 With oxygen as acceptor

* No Wikipedia article

EC 1.2.4 With a disulfide as acceptor

EC 1.2.5 With a quinone or similar compound as acceptor

*No Wikipedia article

EC 1.2.7 With an iron–sulfur protein as acceptor

*No Wikipedia article

EC 1.2.99: With unknown physiological acceptors

*No Wikipedia article

EC 1.3 Acting on the CH-CH group of donors

EC 1.3.1 With NAD+ or NADP+ as acceptor

*No Wikipedia article

EC 1.3.2 With a cytochrome as acceptor

EC 1.3.3 With oxygen as acceptor

EC 1.3.5 With a quinone or related compound as acceptor

EC 1.3.7 With an iron–sulfur protein as acceptor

EC 1.3.8 With a flavin as acceptor

*No Wikipedia article

EC 1.3.98 With FMN acceptor

*No Wikipedia article

EC 1.3.99 With unknown physiological acceptors

*No Wikipedia article

EC 1.4 Acting on the CH-NH2 group of donors

EC 1.4.1 With NAD+ or NADP+ as acceptor

*No Wikipedia article

EC 1.4.2 With a cytochrome as acceptor

EC 1.4.3 With oxygen as acceptor

*No Wikipedia article

EC 1.4.4 With a disulfide as acceptor

EC 1.4.5 With a quinone or other compound as acceptor

EC 1.4.7 With an iron–sulfur protein as acceptor

EC 1.4.9 With a copper protein as acceptor

EC 1.4.98 With tryptophan tryptophylquinone acceptors

EC 1.4.99 With unknown physiological acceptors

*No Wikipedia article

EC 1.5 Acting on the CH-NH group of donors

EC 1.5.1 With NAD+ or NADP+ as acceptor

*No Wikipedia article

EC 1.5.3 With oxygen as acceptor

*No Wikipedia article

EC 1.5.4 With a disulfide as acceptor

EC 1.5.5 With a quinone or similar compound as acceptor

*No Wikipedia article

EC 1.5.7 With an iron–sulfur protein as acceptor

*No Wikipedia article

EC 1.5.8 With a flavin or flavoprotein as acceptor

EC 1.5.98 With other, known, physiological acceptors

EC 1.5.99 With unknown physiological acceptors

*No Wikipedia article

EC 1.6 Acting on NADH or NADPH

EC 1.6.1 With NAD or NADP as acceptor

EC 1.6.2 With a heme protein as acceptor

EC 1.6.3 With oxygen as acceptor

*No Wikipedia article

EC 1.6.4 With a disulfide as acceptor (deleted sub-class)

EC 1.6.5 With a quinone or similar compound as acceptor

*No Wikipedia article

EC 1.6.6 With a nitrogenous group as acceptor

EC 1.6.7 With an iron–sulfur protein as acceptor (deleted sub-subclass)

EC 1.6.8 With a flavin as acceptor (deleted sub-subclass)

EC 1.6.99 With unknown physiological acceptors

EC 1.7 Acting on other nitrogenous compounds as donors

EC 1.7.1 With NAD+ or NADP+ as acceptor

EC 1.7.2 With a cytochrome as acceptor

*No Wikipedia article

EC 1.7.3 With oxygen as acceptor

*No Wikipedia article

EC 1.7.5 With a quinone or similar compound as acceptor

EC 1.7.6 With a nitrogenous group as acceptor

EC 1.7.7 With an iron–sulfur protein as acceptor

EC 1.7.99 With other acceptors

EC 1.8 Acting on a sulfur group of donors

EC 1.8.1 With NAD+ or NADP+ as acceptor

*No Wikipedia article

EC 1.8.2 With a cytochrome as acceptor

*No Wikipedia article

EC 1.8.3 With oxygen as acceptor

*No Wikipedia article

EC 1.8.4 With a disulfide as acceptor

*No Wikipedia article

EC 1.8.5 With a quinone or similar compound as acceptor

*No Wikipedia article

EC 1.8.6 With a nitrogenous group as acceptor (deleted sub-subclass)

EC 1.8.7 With an iron–sulfur protein as acceptor

*No Wikipedia article

EC 1.8.98 With other, known, acceptors

EC 1.8.99 With other acceptors

*No Wikipedia article

EC 1.9 Acting on a heme group of donors

EC 1.9.3 With oxygen as acceptor

EC 1.9.6 With a nitrogenous group as acceptor

EC 1.9.98 With other, known, physiological acceptors

EC 1.9.99 With other acceptors

EC 1.10 Acting on diphenols and related substances as donors

EC 1.10.1 With NAD+ or NADP+ as acceptor

EC 1.10.2 With a cytochrome as acceptor

EC 1.10.3 With oxygen as acceptor

*No Wikipedia article

EC 1.10.5 With a quinone or related compound as acceptor

*No Wikipedia article

EC 1.10.9 With a copper protein as acceptor

EC 1.10.99 With unknown physiological acceptors

EC 1.11 Acting on a peroxide as acceptor

EC 1.11.1 Peroxidases

*No Wikipedia article

EC 1.11.2 Peroxygenase

*No Wikipedia article

EC 1.12 Acting on hydrogen as donor

EC 1.12.1 With NAD+ or NADP+ as acceptor

*No Wikipedia article

EC 1.12.2 With a cytochrome as acceptor

EC 1.12.5 With a quinone or similar compound as acceptor

EC 1.12.7 With an iron–sulfur protein as acceptor

EC 1.12.98 With other known acceptors

EC 1.12.99 With unknown physiological acceptors

EC 1.13 Acting on single donors with incorporation of molecular oxygen (oxygenases)

EC 1.13.11 With incorporation of two atoms of oxygen

*No Wikipedia article

EC 1.13.12 With incorporation of one atom of oxygen (internal monooxygenases or internal mixed function oxidases)

*No Wikipedia article

EC 1.13.99 Miscellaneous

EC 1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen

EC 1.14.1 With NADH or NADPH as one donor (deleted sub-subclass)

EC 1.14.2 With ascorbate as one donor (deleted sub-subclass)

EC 1.14.3 With reduced pteridine as one donor (deleted sub-subclass)

EC 1.14.11 With 2-oxoglutarate as one donor, and incorporation of one atom each of oxygen into both donors

EC 1.14.12 With NADH or NADPH as one donor, and incorporation of two atoms of oxygen into one donor

*No Wikipedia article

EC 1.14.13 With NADH or NADPH as one donor, and incorporation of one atom of oxygen into the other donor

Most of the entries from here on have no Wikipedia articles

EC 1.14.14 With reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen

Most of the entries from here on have no Wikipedia articles

EC 1.14.15 With reduced iron–sulfur protein as one donor, and incorporation of one atom of oxygen

Most entries from here on have no Wikipedia articles

EC 1.14.16 With reduced pteridine as one donor, and incorporation of one atom of oxygen into the other donor

EC 1.14.17 With reduced ascorbate as one donor, and incorporation of one atom of oxygen into the other donor

EC 1.14.18 With another compound as one donor, and incorporation of one atom of oxygen into the other donor

*No Wikipedia article

EC 1.14.19 With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water

Most of the entries from here on have no Wikipedia articles

EC 1.14.20 With 2-oxoglutarate as one donor, and the other dehydrogenated

*No Wikipedia article

EC 1.14.21 With NADH or NADPH as one donor, and the other dehydrogenated

*No Wikipedia article

EC 1.14.99 Miscellaneous

Most of the entries from here on have no Wikipedia article

EC 1.15 Acting on superoxide as acceptor

EC 1.15.1

EC 1.16 Oxidizing metal ions

EC 1.16.1 With NAD+ or NADP+ as acceptor

*No Wikipedia article

EC 1.16.3 With oxygen as acceptor

*No Wikipedia article

EC 1.16.5 With a quinone or similar compound as acceptor

EC 1.16.8 With a flavin as acceptor

EC 1.16.9 With a copper protein as acceptor

EC 1.16.98 With other, known, physiological acceptors

EC 1.16.99 With unknown physiological acceptors

EC 1.17 Acting on CH or CH2 groups

EC 1.17.1 With NAD or NADP as acceptor

*No Wikipedia article

EC 1.17.2 With a cytochrome as acceptor

*No Wikipedia article

EC 1.17.3 With oxygen as acceptor

*No Wikipedia article

EC 1.17.4 With a disulfide as acceptor

*No Wikipedia article

EC 1.17.5 With a quinone or similar compound as acceptor

*No Wikipedia article

EC 1.17.7 With an iron–sulfur protein as acceptor

*No Wikipedia article

EC 1.17.98 With other, known, physiological acceptors

*No Wikipedia article

EC 1.17.99 With unknown physiological acceptors

No Wikipedia article for any of these

EC 1.18 Acting on iron–sulfur proteins as donors

EC 1.18.1 With NAD+ or NADP+ as acceptor

EC 1.18.2 With dinitrogen as acceptor (deleted sub-subclass)

EC 1.18.3 With H+ as acceptor (deleted sub-subclass)

EC 1.18.6 With dinitrogen as acceptor

*No Wikipedia article

EC 1.18.96 With other, known, acceptors (deleted sub-subclass)

EC 1.18.99 With H+ as acceptor (deleted sub-subclass)

EC 1.19 Acting on reduced flavodoxin as donor

EC 1.19.1 With NAD+ or NADP+ as acceptor

EC 1.19.6 With dinitrogen as acceptor

EC 1.20 Acting on phosphorus or arsenic in donors

EC 1.20.1 Acting on phosphorus or arsenic in donors, with NAD+ as acceptor

EC 1.20.2 Acting on phosphorus or arsenic in donors, with NAD(P)+ as acceptor

EC 1.20.4 Acting on phosphorus or arsenic in donors, with disulfide as acceptor

*No Wikipedia article

EC 1.20.9 With a copper protein as acceptor

EC 1.20.98 With other, known acceptors

EC 1.20.99 With unknown physiological acceptors

EC 1.21 Catalysing the reaction X-H + Y-H = X-Y

EC 1.21.3 With oxygen as acceptor

EC 1.21.4 With a disulfide as acceptor

*No Wikipedia article

EC 1.21.98 With other, known, physiological acceptors

*No Wikipedia article

EC 1.21.99 With unknown physiological acceptors

*No Wikipedia article

EC 1.22 Acting on halogen in donors

EC 1.22.1 With NAD+ or NADP+ as acceptor

EC 1.23 Reducing C-O-C group as acceptor

EC 1.23.1 With NADH or NADPH as donor

*No Wikipedia article

EC 1.97 Other oxidoreductases

EC 1.97.1 Sole sub-subclass for oxidoreductases that do not belong in the other subclasses

EC 1.98 Enzymes using H2 as reductant (deleted subclass)

EC 1.98.1.1: Now, ferredoxin hydrogenase

EC 1.99 Other enzymes using O2 as oxidant

EC 1.99.1 Hydroxylases (now covered by EC 1.14)

EC 1.99.2 Oxygenases (now covered by EC 1.13)

Notes and References

  1. Web site: ExplorEnz – The Enzyme Database.
  2. 10.1093/nar/gkn582 . McDonald. A.G.. Boyce . S.. Tipton . K.F.. Nucleic Acids Res.. 37. D593–D597. 2009. ExplorEnz: the primary source of the IUBMB enzyme list. Database issue. 18776214. 2686581. free.