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 2 [+]   
EC 3 [+]   
EC 4 []   
    EC 4.1  [+]      
    EC 4.2  [+]      
    EC 4.3  [+]      
    EC 4.4  []      
        EC 4.4.1       []    Carbon-sulfur lyases (only sub-subclass identified to date) 
                EC 4.4.1.1                      cystathionine γ-lyase 
                EC 4.4.1.2                      homocysteine desulfhydrase 
                EC 4.4.1.3                      dimethylpropiothetin dethiomethylase 
                EC 4.4.1.4                      alliin lyase 
                EC 4.4.1.5                      lactoylglutathione lyase 
                EC 4.4.1.6                      S-alkylcysteine lyase 
                EC 4.4.1.7                       S-(hydroxyalkyl)glutathione lyase. Now included with EC 2.5.1.18 glutathione transferase 
                EC 4.4.1.8                      cystathionine β-lyase 
                EC 4.4.1.9                      L-3-cyanoalanine synthase 
                EC 4.4.1.10                      cysteine lyase 
                EC 4.4.1.11                      methionine γ-lyase 
                EC 4.4.1.12                      sulfoacetaldehyde lyase. Activity due to EC 2.3.3.15, sulfoacetaldehyde acetyltransferase 
                EC 4.4.1.13                      cysteine-S-conjugate β-lyase 
                EC 4.4.1.14                      1-aminocyclopropane-1-carboxylate synthase 
                EC 4.4.1.15                      D-cysteine desulfhydrase 
                EC 4.4.1.16                      selenocysteine lyase 
                EC 4.4.1.17                      holocytochrome-c synthase 
                EC 4.4.1.18                      prenylcysteine lyase. Now EC 1.8.3.5, prenylcysteine oxidase 
                EC 4.4.1.19                      phosphosulfolactate synthase 
                EC 4.4.1.20                      leukotriene-C4 synthase 
                EC 4.4.1.21                      S-ribosylhomocysteine lyase 
                EC 4.4.1.22                      S-(hydroxymethyl)glutathione synthase 
                EC 4.4.1.23                      2-hydroxypropyl-CoM lyase 
                EC 4.4.1.24                      (2R)-sulfolactate sulfo-lyase 
                EC 4.4.1.25                      L-cysteate sulfo-lyase 
                EC 4.4.1.26                      olivetolic acid cyclase 
                EC 4.4.1.27                      carbon disulfide lyase. Now EC 3.13.1.5, carbon disulfide hydrolase 
                EC 4.4.1.28                      L-cysteine desulfidase 
                EC 4.4.1.29                      phycobiliprotein cysteine-84 phycobilin lyase 
                EC 4.4.1.30                      phycobiliprotein β-cysteine-155 phycobilin lyase 
                EC 4.4.1.31                      phycoerythrocyanin α-cysteine-84 phycoviolobilin lyase/isomerase 
                EC 4.4.1.32                      C-phycocyanin α-cysteine-84 phycocyanobilin lyase 
                EC 4.4.1.33                      R-phycocyanin α-cysteine-84 phycourobilin lyase/isomerase 
                EC 4.4.1.34                      isoprene-epoxide—glutathione S-transferase 
                EC 4.4.1.35                      L-cystine β-lyase 
                EC 4.4.1.36                      hercynylcysteine S-oxide lyase 
    EC 4.5  [+]      
    EC 4.6  [+]      
    EC 4.7  [+]      
    EC 4.99  [+]      
EC 5 [+]   
EC 6 [+]   


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