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

[+subclass]. [+sub-subclass]. [+serial]

EC 1 []   
    EC 1.1  [+]      
    EC 1.2  [+]      
    EC 1.3  []      
        EC 1.3.1       [+]    With NAD+ or NADP+ as acceptor 
        EC 1.3.2       [+]    With a cytochrome as acceptor 
        EC 1.3.3       [+]    With oxygen as acceptor 
        EC 1.3.4       [+]    With a disulfide 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 
        EC 1.3.98       [+]    With other, known, physiological acceptors 
        EC 1.3.99       []    With unknown physiological acceptors 
                EC 1.3.99.1                      succinate dehydrogenase. The activity is included in EC 1.3.5.1, succinate dehydrogenase (quinone). 
                EC 1.3.99.2                      butyryl-CoA dehydrogenase. Now EC 1.3.8.1, butyryl-CoA dehydrogenase. 
                EC 1.3.99.3                      acyl-CoA dehydrogenase, now EC 1.3.8.7, medium-chain acyl-CoA dehydrogenase, EC 1.3.8.8, long-chain acyl-CoA dehydrogenase and EC 1.3.8.9, very-long-chain acyl-CoA dehydrogenase 
                EC 1.3.99.4                      3-oxosteroid 1-dehydrogenase 
                EC 1.3.99.5                      3-oxo-5α-steroid 4-dehydrogenase (acceptor) 
                EC 1.3.99.6                      3-oxo-5β-steroid 4-dehydrogenase 
                EC 1.3.99.7                      glutaryl-CoA dehydrogenase. Now EC 1.3.8.6, glutaryl-CoA dehydrogenase 
                EC 1.3.99.8                      2-furoyl-CoA dehydrogenase 
                EC 1.3.99.9                      β-cyclopiazonate dehydrogenase. Now EC 1.21.99.1, β-cyclopiazonate dehydrogenase 
                EC 1.3.99.10                      isovaleryl-CoA dehydrogenase. Now EC 1.3.8.4, isovaleryl-CoA dehydrogenase 
                EC 1.3.99.11                      dihydroorotate dehydrogenase. As the acceptor is now known, the enzyme has been transferred to EC 1.3.5.2, dihydroorotate dehydrogenase 
                EC 1.3.99.12                      2-methylacyl-CoA dehydrogenase 
                EC 1.3.99.13                      long-chain-acyl-CoA dehydrogenase. Now EC 1.3.8.8, long-chain-acyl-CoA dehydrogenase 
                EC 1.3.99.14                      cyclohexanone dehydrogenase 
                EC 1.3.99.15                      benzoyl-CoA reductase. Now EC 1.3.7.8. 
                EC 1.3.99.16                      isoquinoline 1-oxidoreductase 
                EC 1.3.99.17                      quinoline 2-oxidoreductase 
                EC 1.3.99.18                      quinaldate 4-oxidoreductase 
                EC 1.3.99.19                      quinoline-4-carboxylate 2-oxidoreductase 
                EC 1.3.99.20                      EC 1.3.99.20, 4-hydroxybenzoyl-CoA reductase. Now EC 1.3.7.9, 4-hydroxybenzoyl-CoA reductase. 
                EC 1.3.99.21                      (R)-benzylsuccinyl-CoA dehydrogenase. Now EC 1.3.8.3, (R)-benzylsuccinyl-CoA dehydrogenase 
                EC 1.3.99.22                      coproporphyrinogen dehydrogenase. Now EC 1.3.98.3, coproporphyrinogen dehydrogenase 
                EC 1.3.99.23                      all-trans-retinol 13,14-reductase 
                EC 1.3.99.24                      2-amino-4-deoxychorismate dehydrogenase 
                EC 1.3.99.25                      carvone reductase 
                EC 1.3.99.26                      all-trans-ζ-carotene desaturase 
                EC 1.3.99.27                      1-hydroxycarotenoid 3,4-desaturase 
                EC 1.3.99.28                      phytoene desaturase (neurosporene-forming) 
                EC 1.3.99.29                      phytoene desaturase (ζ-carotene-forming) 
                EC 1.3.99.30                      phytoene desaturase (3,4-didehydrolycopene-forming) 
                EC 1.3.99.31                      phytoene desaturase (lycopene-forming) 
                EC 1.3.99.32                      glutaryl-CoA dehydrogenase (acceptor) 
                EC 1.3.99.33                      urocanate reductase 
                EC 1.3.99.34                      2,3-bis-O-geranylgeranyl-sn-glycerol 1-phosphate reductase (donor). Now classified as EC 1.3.7.11, 2,3-bis-O-geranylgeranyl-sn-glycero-phospholipid reductase. 
                EC 1.3.99.35                      chlorophyllide a reductase. Now EC 1.3.7.15, chlorophyllide a reductase 
                EC 1.3.99.36                      cypemycin cysteine dehydrogenase (decarboxylating) 
                EC 1.3.99.37                      1-hydroxy-2-isopentenylcarotenoid 3,4-desaturase 
                EC 1.3.99.38                      menaquinone-9 β-reductase 
    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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