The Enzyme Database

Table of Contents

The enzymes in this section of the database are organized as you would find them in the Enzyme-Nomenclature book. Click [+] to expand, and [–] to collapse, any section. Clicking on a heading will open popup window with information on that class, subclass or sub-subclass.

For a fully expanded list of the classes, subclasses and sub-subclasses, click here

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EC 1 []   
    EC 1.1  [+]      
    EC 1.2  []      
        EC 1.2.1       []    With NAD+ or NADP+ as acceptor 
                EC 1.2.1.1                       glutathione-dependent formaldehyde dehydrogenase. This enzyme was classified on the basis of an incorrect reaction. It has been replaced by two enzymes, EC 1.1.1.284, S-(hydroxymethyl)glutathione dehydrogenase and EC 4.4.1.22, S-(hydroxymethyl)glutathione synthase 
                EC 1.2.1.2                      formate dehydrogenase. Now EC 1.17.1.9, formate dehydrogenase 
                EC 1.2.1.3                      aldehyde dehydrogenase (NAD+) 
                EC 1.2.1.4                      aldehyde dehydrogenase (NADP+) 
                EC 1.2.1.5                      aldehyde dehydrogenase [NAD(P)+] 
                EC 1.2.1.6                       benzaldehyde dehydrogenase 
                EC 1.2.1.7                      benzaldehyde dehydrogenase (NADP+) 
                EC 1.2.1.8                      betaine-aldehyde dehydrogenase 
                EC 1.2.1.9                      glyceraldehyde-3-phosphate dehydrogenase (NADP+) 
                EC 1.2.1.10                      acetaldehyde dehydrogenase (acetylating) 
                EC 1.2.1.11                      aspartate-semialdehyde dehydrogenase 
                EC 1.2.1.12                      glyceraldehyde-3-phosphate dehydrogenase (phosphorylating) 
                EC 1.2.1.13                      glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating) 
                EC 1.2.1.14                      IMP dehydrogenase. Now EC 1.1.1.205, IMP dehydrogenase 
                EC 1.2.1.15                      malonate-semialdehyde dehydrogenase 
                EC 1.2.1.16                      succinate-semialdehyde dehydrogenase [NAD(P)+] 
                EC 1.2.1.17                      glyoxylate dehydrogenase (acylating) 
                EC 1.2.1.18                      malonate-semialdehyde dehydrogenase (acetylating) 
                EC 1.2.1.19                      aminobutyraldehyde dehydrogenase 
                EC 1.2.1.20                      glutarate-semialdehyde dehydrogenase 
                EC 1.2.1.21                      glycolaldehyde dehydrogenase 
                EC 1.2.1.22                      lactaldehyde dehydrogenase 
                EC 1.2.1.23                      2-oxoaldehyde dehydrogenase (NAD+) 
                EC 1.2.1.24                      succinate-semialdehyde dehydrogenase (NAD+) 
                EC 1.2.1.25                      2-oxoisovalerate dehydrogenase (acylating) 
                EC 1.2.1.26                      2,5-dioxovalerate dehydrogenase 
                EC 1.2.1.27                      methylmalonate-semialdehyde dehydrogenase (CoA-acylating) 
                EC 1.2.1.28                      benzaldehyde dehydrogenase (NAD+) 
                EC 1.2.1.29                      aryl-aldehyde dehydrogenase 
                EC 1.2.1.30                      aryl-aldehyde dehydrogenase (NADP+) 
                EC 1.2.1.31                      L-aminoadipate-semialdehyde dehydrogenase 
                EC 1.2.1.32                      aminomuconate-semialdehyde dehydrogenase 
                EC 1.2.1.33                      (R)-dehydropantoate dehydrogenase 
                EC 1.2.1.34                      D-mannonate dehydrogenase (NAD(P)+). Now EC 1.1.1.131, mannuronate reductase 
                EC 1.2.1.35                      uronate dehydrogenase. Now EC 1.1.1.203, uronate dehydrogenase 
                EC 1.2.1.36                      retinal dehydrogenase 
                EC 1.2.1.37                      xanthine dehydrogenase. Now EC 1.17.1.4, xanthine dehydrogenase 
                EC 1.2.1.38                      N-acetyl-γ-glutamyl-phosphate reductase 
                EC 1.2.1.39                      phenylacetaldehyde dehydrogenase 
                EC 1.2.1.40                      3α,7α,12α-trihydroxycholestan-26-al 26-oxidoreductase. The activity is part of EC 1.14.13.15, cholestanetriol 26-monooxygenase 
                EC 1.2.1.41                      glutamate-5-semialdehyde dehydrogenase 
                EC 1.2.1.42                      hexadecanal dehydrogenase (acylating) 
                EC 1.2.1.43                      formate dehydrogenase (NADP+). Now EC 1.17.1.10, formate dehydrogenase (NADP+) 
                EC 1.2.1.44                      cinnamoyl-CoA reductase 
                EC 1.2.1.45                      4-carboxy-2-hydroxymuconate-6-semialdehyde dehydrogenase. Now EC 1.1.1.312, 2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase. 
                EC 1.2.1.46                      formaldehyde dehydrogenase 
                EC 1.2.1.47                      4-trimethylammoniobutyraldehyde dehydrogenase 
                EC 1.2.1.48                      long-chain-aldehyde dehydrogenase 
                EC 1.2.1.49                      2-oxoaldehyde dehydrogenase (NADP+) 
                EC 1.2.1.50                      long-chain acyl-protein thioester reductase 
                EC 1.2.1.51                      pyruvate dehydrogenase (NADP+) 
                EC 1.2.1.52                      oxoglutarate dehydrogenase (NADP+) 
                EC 1.2.1.53                      4-hydroxyphenylacetaldehyde dehydrogenase 
                EC 1.2.1.54                      γ-guanidinobutyraldehyde dehydrogenase 
                EC 1.2.1.55                      (R)-3-hydroxyacid ester dehydrogenase. Now EC 1.1.1.279, (R)-3-hydroxyacid-ester dehydrogenase 
                EC 1.2.1.56                      (S)-3-hydroxyacid ester dehydrogenase. Now EC 1.1.1.280, (S)-3-hydroxyacid-ester dehydrogenase 
                EC 1.2.1.57                      butanal dehydrogenase 
                EC 1.2.1.58                      phenylglyoxylate dehydrogenase (acylating) 
                EC 1.2.1.59                      glyceraldehyde-3-phosphate dehydrogenase (NAD(P)+) (phosphorylating) 
                EC 1.2.1.60                      5-carboxymethyl-2-hydroxymuconic-semialdehyde dehydrogenase 
                EC 1.2.1.61                      4-hydroxymuconic-semialdehyde dehydrogenase 
                EC 1.2.1.62                      4-formylbenzenesulfonate dehydrogenase 
                EC 1.2.1.63                      6-oxohexanoate dehydrogenase 
                EC 1.2.1.64                      4-hydroxybenzaldehyde dehydrogenase (NAD+) 
                EC 1.2.1.65                      salicylaldehyde dehydrogenase 
                EC 1.2.1.66                      mycothiol-dependent formaldehyde dehydrogenase. Now EC 1.1.1.306, S-(hydroxymethyl)mycothiol dehydrogenase 
                EC 1.2.1.67                      vanillin dehydrogenase 
                EC 1.2.1.68                      coniferyl-aldehyde dehydrogenase 
                EC 1.2.1.69                      fluoroacetaldehyde dehydrogenase 
                EC 1.2.1.70                      glutamyl-tRNA reductase 
                EC 1.2.1.71                      succinylglutamate-semialdehyde dehydrogenase 
                EC 1.2.1.72                      erythrose-4-phosphate dehydrogenase 
                EC 1.2.1.73                      sulfoacetaldehyde dehydrogenase 
                EC 1.2.1.74                      abieta-7,13-dien-18-al dehydrogenase 
                EC 1.2.1.75                      malonyl-CoA reductase (malonate semialdehyde-forming) 
                EC 1.2.1.76                      succinate-semialdehyde dehydrogenase (acylating) 
                EC 1.2.1.77                      3,4-dehydroadipyl-CoA semialdehyde dehydrogenase (NADP+) 
                EC 1.2.1.78                      2-formylbenzoate dehydrogenase 
                EC 1.2.1.79                      succinate-semialdehyde dehydrogenase (NADP+) 
                EC 1.2.1.80                      long-chain acyl-[acyl-carrier-protein] reductase 
                EC 1.2.1.81                      sulfoacetaldehyde dehydrogenase (acylating) 
                EC 1.2.1.82                      β-apo-4′-carotenal oxygenase 
                EC 1.2.1.83                      3-succinoylsemialdehyde-pyridine dehydrogenase 
                EC 1.2.1.84                      alcohol-forming fatty acyl-CoA reductase 
                EC 1.2.1.85                      2-hydroxymuconate-6-semialdehyde dehydrogenase 
                EC 1.2.1.86                      geranial dehydrogenase 
                EC 1.2.1.87                      propanal dehydrogenase (CoA-propanoylating) 
                EC 1.2.1.88                      L-glutamate γ-semialdehyde dehydrogenase 
                EC 1.2.1.89                      D-glyceraldehyde dehydrogenase (NADP+) 
                EC 1.2.1.90                      glyceraldehyde-3-phosphate dehydrogenase [NAD(P)+] 
                EC 1.2.1.91                      3-oxo-5,6-dehydrosuberyl-CoA semialdehyde dehydrogenase 
                EC 1.2.1.92                      3,6-anhydro-α-L-galactose dehydrogenase 
                EC 1.2.1.93                      formate dehydrogenase (NAD+, ferredoxin). Now EC 1.17.1.11, formate dehydrogenase (NAD+, ferredoxin) 
                EC 1.2.1.94                      farnesal dehydrogenase 
                EC 1.2.1.95                      L-2-aminoadipate reductase 
                EC 1.2.1.96                      4-hydroxybenzaldehyde dehydrogenase (NADP+) 
                EC 1.2.1.97                      3-sulfolactaldehyde dehydrogenase 
                EC 1.2.1.98                      2-hydroxy-2-methylpropanal dehydrogenase 
                EC 1.2.1.99                      4-(γ-glutamylamino)butanal dehydrogenase 
        EC 1.2.2       [+]    With a cytochrome as acceptor 
        EC 1.2.3       [+]    With oxygen as acceptor 
        EC 1.2.4       [+]    With a disulfide as acceptor 
        EC 1.2.5       [+]    With a quinone or similar compound as acceptor 
        EC 1.2.7       [+]    With an iron-sulfur protein as acceptor 
        EC 1.2.99       [+]    With unknown physiological acceptors 
    EC 1.3  [+]      
    EC 1.4  [+]      
    EC 1.5  [+]      
    EC 1.6  [+]      
    EC 1.7  [+]      
    EC 1.8  [+]      
    EC 1.9  [+]      
    EC 1.10  [+]      
    EC 1.11  [+]      
    EC 1.12  [+]      
    EC 1.13  [+]      
    EC 1.14  [+]      
    EC 1.15  [+]      
    EC 1.16  [+]      
    EC 1.17  [+]      
    EC 1.18  [+]      
    EC 1.19  [+]      
    EC 1.20  [+]      
    EC 1.21  [+]      
    EC 1.22  [+]      
    EC 1.23  [+]      
    EC 1.97  [+]      
    EC 1.98  [+]      
    EC 1.99  [+]      
EC 2 [+]   
EC 3 [+]   
EC 4 [+]   
EC 5 [+]   
EC 6 [+]   


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