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 3.1  []      
        EC 3.1.1       [+]    Carboxylic-ester hydrolases 
        EC 3.1.2       [+]    Thioester hydrolases 
        EC 3.1.3       [+]    Phosphoric-monoester hydrolases 
        EC 3.1.4       [+]    Phosphoric-diester hydrolases 
        EC 3.1.5       [+]    Triphosphoric-monoester hydrolases 
        EC 3.1.6       [+]    Sulfuric-ester hydrolases 
        EC 3.1.7       [+]    Diphosphoric-monoester hydrolases 
        EC 3.1.8       [+]    Phosphoric-triester hydrolases 
        EC 3.1.11       [+]    Exodeoxyribonucleases producing 5′-phosphomonoesters 
        EC 3.1.12       [+]    Exodeoxyribonucleases producing 3′-phosphomonoesters 
        EC 3.1.13       [+]    Exoribonucleases producing 5′-phosphomonoesters 
        EC 3.1.14       [+]    Exoribonucleases producing 3'-phosphomonoesters 
        EC 3.1.15       [+]    Exonucleases that are active with either ribo- or deoxyribonucleic acids and produce 5'-phosphomonoesters 
        EC 3.1.16       [+]    Exonucleases that are active with either ribo- or deoxyribonucleic acids and produce 3'-phosphomonoesters 
        EC 3.1.21       [+]    Endodeoxyribonucleases producing 5'-phosphomonoesters 
        EC 3.1.22       [+]    Endodeoxyribonucleases producing 3'-phosphomonoesters 
        EC 3.1.23       []    Site-specific endodeoxyribonucleases: cleavage is sequence specific (deleted sub-subclass) 
                EC 3.1.23.1                      endodeoxyribonuclease AluI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.2                      endodeoxyribonuclease AsuI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.3                      endodeoxyribonuclease AvaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.4                      endodeoxyribonuclease AvaII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.5                      endodeoxyribonuclease BalI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.6                      endodeoxyribonuclease BamHI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.7                      endodeoxyribonuclease BbvI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.8                      endodeoxyribonuclease BclI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.9                      endodeoxyribonuclease BglI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.10                      endodeoxyribonuclease BglII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.11                      endodeoxyribonuclease BpuI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.12                      endodeoxyribonuclease DpnI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.13                      endodeoxyribonuclease EcoRI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.14                      endodeoxyribonuclease EcoRII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.15                      endodeoxyribonuclease HaeI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.16                      endodeoxyribonuclease HaeII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.17                      endodeoxyribonuclease HaeIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.18                      endodeoxyribonuclease HgaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.19                      endodeoxyribonuclease HhaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.20                      endodeoxyribonuclease HindII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.21                      endodeoxyribonuclease HindIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.22                      endodeoxyribonuclease HinfI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.23                      endodeoxyribonuclease HpaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.24                      endodeoxyribonuclease HpaII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.25                      endodeoxyribonuclease HphI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.26                      endodeoxyribonuclease KpnI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.27                      endodeoxyribonuclease MboI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.28                      endodeoxyribonuclease MboII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.29                      endodeoxyribonuclease MnlI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.30                      endodeoxyribonuclease PfaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.31                      endodeoxyribonuclease PstI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.32                      endodeoxyribonuclease PvuI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.33                      endodeoxyribonuclease PvuII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.34                      endodeoxyribonuclease SacI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.35                      endodeoxyribonuclease SacII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.36                      endodeoxyribonuclease SacIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.37                      endodeoxyribonuclease SalI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.38                      endodeoxyribonuclease SgrI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.39                      endodeoxyribonuclease TaqI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.40                      endodeoxyribonuclease TaqII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.41                      endodeoxyribonuclease XbaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.42                      endodeoxyribonuclease XhoI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.43                      endodeoxyribonuclease XhoII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.44                      endodeoxyribonuclease XmaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.45                      endodeoxyribonuclease XniI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.46                      endodeoxyribonuclease AimI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.47                      endodeoxyribonuclease AccI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.48                      endodeoxyribonuclease AccII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.49                      endodeoxyribonuclease AtuAI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.50                      endodeoxyribonuclease AtuBVI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.51                      endodeoxyribonuclease AcaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.52                      endodeoxyribonuclease AcyI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.53                      endodeoxyribonuclease AosI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.54                      endodeoxyribonuclease AsuII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.55                      endodeoxyribonuclease AvaIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.56                      endodeoxyribonuclease AvrII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.57                      endodeoxyribonuclease BceI4579. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bce4579I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.58                      endodeoxyribonuclease Bce1229. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bce1229I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.59                      endodeoxyribonuclease Bme899. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bme899I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.60                      endodeoxyribonuclease Bme205. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bme205I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.61                      endodeoxyribonuclease BmeI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.62                      endodeoxyribonuclease Bsp1286. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bsp1286I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.63                      endodeoxyribonuclease BstAI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.64                      endodeoxyribonuclease BstEI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.65                      endodeoxyribonuclease BstEIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.66                      endodeoxyribonuclease BstPI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.67                      endodeoxyribonuclease BsuM. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease BsuMI (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.68                      endodeoxyribonuclease Bsu6633. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. The name was misprinted in supplement 3 of the 1978 edition. Assumed to be the same as endodeoxyribonuclease Bsu6633I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.69                      endodeoxyribonuclease Bsu1145. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bsu1145I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.70                      endodeoxyribonuclease Bsu1192. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bsu1192I or see Bsu1192II (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.71                      endodeoxyribonuclease Bsu1193. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bsu1193I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.72                      endodeoxyribonuclease Bsu1231. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Not found in http://rebase.neb.com/rebase/rebase.html 
                EC 3.1.23.73                      endodeoxyribonuclease Bsu1259. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Bsu1259I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.74                      endodeoxyribonuclease ClaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.75                      endodeoxyribonuclease CauII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.76                      endodeoxyribonuclease CviI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.77                      endodeoxyribonuclease DdeI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.78                      endodeoxyribonuclease EclI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.79                      endodeoxyribonuclease EcaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.80                      endodeoxyribonuclease EcoRI′. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease EcoRI′ (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.81                      endodeoxyribonuclease Fnu48I. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.82                      endodeoxyribonuclease Fnu4H. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease Fnu4HI (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.83                      endodeoxyribonuclease HapI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.84                      endodeoxyribonuclease Hin1056II. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.85                      endodeoxyribonuclease HinfIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.86                      endodeoxyribonuclease HgiAI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.87                      endodeoxyribonuclease HgiCI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.88                      endodeoxyribonuclease HgiDI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.89                      endodeoxyribonuclease HgiEII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.90                      endodeoxyribonuclease MstI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.91                      endodeoxyribonuclease MstII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.92                      endodeoxyribonuclease MglI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.93                      endodeoxyribonuclease MglII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.94                      endodeoxyribonuclease MnoII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.95                      endodeoxyribonuclease MnnIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.96                      endodeoxyribonuclease MviI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.97                      endodeoxyribonuclease MviII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.98                      endodeoxyribonuclease OxaII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.99                      endodeoxyribonuclease PaeR7. Now EC 3.1.21.4, type II site-specific deoxyribonuclease. Assumed to be the same as endodeoxyribonuclease PaeR7I (see http://rebase.neb.com/rebase/rebase.html) 
                EC 3.1.23.100                      endodeoxyribonuclease RspI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.101                      endodeoxyribonuclease RsaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.102                      endodeoxyribonuclease SmaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.103                      endodeoxyribonuclease SspI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.104                      endodeoxyribonuclease SnaI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.105                      endodeoxyribonuclease SfaNI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.106                      endodeoxyribonuclease SalII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.107                      endodeoxyribonuclease SauI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.108                      endodeoxyribonuclease SphI. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
                EC 3.1.23.109                      endodeoxyribonuclease XmaIII. Now EC 3.1.21.4, type II site-specific deoxyribonuclease 
        EC 3.1.24       [+]    Site specific endodeoxyribonucleases: cleavage is not sequence specific (deleted sub-subclass) 
        EC 3.1.25       [+]    Site-specific endodeoxyribonucleases that are specific for altered bases 
        EC 3.1.26       [+]    Endoribonucleases producing 5'-phosphomonoesters 
        EC 3.1.27       [+]    Endoribonucleases producing 3'-phosphomonoesters 
        EC 3.1.30       [+]    Endoribonucleases that are active with either ribo- or deoxyribonucleic acids and produce 5'-phosphomonoesters 
        EC 3.1.31       [+]    Endoribonucleases that are active with either ribo- or deoxyribonucleic acids and produce 3'-phosphomonoesters 
    EC 3.2  [+]      
    EC 3.3  [+]      
    EC 3.4  [+]      
    EC 3.5  [+]      
    EC 3.6  [+]      
    EC 3.7  [+]      
    EC 3.8  [+]      
    EC 3.9  [+]      
    EC 3.10  [+]      
    EC 3.11  [+]      
    EC 3.12  [+]      
    EC 3.13  [+]      
EC 4 [+]   
EC 5 [+]   
EC 6 [+]   


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