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Classification des activités enzymatiques :

    EC 1 : Oxydoréductases    |     EC 2 : Transférases    |     EC 3 : Hydrolases    |     EC 4 : Lyases    |     EC 5 : Isomérases    |     EC 6 : Ligases   

 
EC 3 - Hydrolases :

EC 3.1 Acting on ester bonds
3. 1. 1.- Carboxylic ester hydrolases.
3. 1. 2.- Thiolester hydrolases.
3. 1. 3.- Phosphoric monoester hydrolases.
3. 1. 4.- Phosphoric diester hydrolases.
3. 1. 5.- Triphosphoric monoester hydrolases.
3. 1. 6.- Sulfuric ester hydrolases.
3. 1. 7.- Diphosphoric monoester hydrolases.
3. 1. 8.- Phosphoric triester hydrolases.
3. 1.11.- Exodeoxyribonucleases producing 5'-phosphomonoesters.
3. 1.13.- Exoribonucleases producing 5'-phosphomonoesters.
3. 1.14.- Exoribonucleases producing other than 5'-phosphomonoesters.
3. 1.15.- Exonucleases active with either ribo- or deoxyribonucleic acid and producing 5'-phosphomonoesters.
3. 1.16.- Exonucleases active with either ribo- or deoxyribonucleic acid and producing other than 5'-phosphomonoesters.
3. 1.21.- Endodeoxyribonucleases producing 5'-phosphomonoesters.
3. 1.22.- Endodeoxyribonucleases producing other than 5'-phosphomonoesters.
3. 1.25.- Site-specific endodeoxyribonucleases specific for altered bases.
3. 1.26.- Endoribonucleases producing 5'-phosphomonoesters.
3. 1.27.- Endoribonucleases producing other than 5'-phosphomonoesters.
3. 1.30.- Endonucleases active with either ribo- or deoxyribonucleic acid and producing 5'-phosphomonoesters.
3. 1.31.- Endonucleases active with either ribo- or deoxyribonucleic acid

EC 3.2 Glycosylases
3. 2. 1.- Glycosidases - hydrolysing O-glycosyl compounds.
3. 2. 2.- Hydrolysing N-glycosyl compounds.
3. 2. 3.- Hydrolysing S-glycosyl compounds.

EC 3.3 Acting on ether bonds
3. 3. 1.- Thioether hydrolases.
3. 3. 2.- Ether hydrolases.

EC 3.4 Acting on peptide bonds (Peptidases or peptide hydrolases)
3. 4.11.- Aminopeptidases.
3. 4.13.- Dipeptidases.
3. 4.14.- Dipeptidyl-peptidases and tripeptidyl-peptidases.
3. 4.15.- Peptidyl-dipeptidases.
3. 4.16.- Serine-type carboxypeptidases.
3. 4.17.- Metallocarboxypeptidases.
3. 4.18.- Cysteine-type carboxypeptidases.
3. 4.19.- Omega peptidases.
3. 4.21.- Serine endopeptidases.
3. 4.22.- Cysteine endopeptidases.
3. 4.23.- Aspartic endopeptidases.
3. 4.24.- Metalloendopeptidases.
3. 4.99.- Endopeptidases of unknown catalytic mechanism.

EC 3.5 Acting on carbon-nitrogen bonds, other than peptide bonds
3. 5. 1.- In linear amides.
3. 5. 2.- In cyclic amides.
3. 5. 3.- In linear amidines.
3. 5. 4.- In cyclic amidines.
3. 5. 5.- In nitriles.
3. 5.99.- In other compounds.

EC 3.6 Acting on acid anhydrides
3. 6. 1.- In phosphorous-containing anhydrides.
3. 6. 2.- In sulfonyl-containing anhydrides.

EC 3.7 Acting on carbon-carbon bonds
3. 7. 1.- In ketonic substances.

EC 3.8 Acting on halide bonds
3. 8. 1.- In C-halide compounds.

EC 3.9 Acting on phosphorus-nitrogen bonds

EC 3.10 Acting on sulfur-nitrogen bonds

EC 3.11 Acting on carbon-phosphorus bonds

EC 3.12 Acting on sulfur-sulfur bonds
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    EC 1 : Oxydoréductases    |     EC 2 : Transférases    |     EC 3 : Hydrolases    |     EC 4 : Lyases    |     EC 5 : Isomérases    |     EC 6 : Ligases   


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