List of EC numbers (EC 3)

This list contains a list of EC numbers for the third group, EC 3, hydrolases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology. All official information is tabulated at the website of the committee.[1] The database is developed and maintained by Andrew McDonald.[2]

EC 3.1: Acting on Ester Bonds[]

EC 3.1.1: Carboxylic Ester Hydrolases[]

*No Wikipedia article

EC 3.1.2: Thioester Hydrolases[]

*No Wikipedia article

EC 3.1.3: Phosphoric Monoester Hydrolases[]

* No Wikipedia article

EC 3.1.4: Phosphoric Diester Hydrolases[]

*No Wikipedia article

EC 3.1.5: Triphosphoric Monoester Hydrolases[]

EC 3.1.6: Sulfuric Ester Hydrolases[]

*No Wikipedia article

EC 3.1.7: Diphosphoric Monoester Hydrolases[]

*No Wikipedia article

EC 3.1.8: Phosphoric Triester Hydrolases[]

EC 3.1.11: Exodeoxyribonucleases Producing 5'-Phosphomonoesters[]

EC 3.1.13: Exoribonucleases Producing 5'-Phosphomonoesters[]

EC 3.1.14: Exoribonucleases Producing 3'-Phosphomonoesters[]

EC 3.1.15: Exonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 5'-Phosphomonoesters[]

EC 3.1.16: Exonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 3'-Phosphomonoesters[]

EC 3.1.21: Endodeoxyribonucleases Producing 5'-Phosphomonoesters[]

*No Wikipedia article

EC 3.1.22: Endodeoxyribonucleases Producing 3'-Phosphomonoesters[]

EC 3.1.23: and EC 3.1.24 now EC 3.1.21.3, EC 3.1.21.4 and EC 3.1.21.5[]

Deleted sub-subclasses.

EC 3.1.25: Site-Specific Endodeoxyribonucleases 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 Active with either Ribo- or Deoxyribonucleic Acids and Producing 5'-Phosphomonoesters[]

EC 3.1.31: Endoribonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 3'-Phosphomonoesters[]

EC 3.2: Glycosylases[]

EC 3.2.1: Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds[]

*No Wikipedia article

EC 3.2.2: Hydrolysing N-Glycosyl Compounds[]

*No Wikipedia article

EC 3.2.3: Hydrolysing S-Glycosyl Compounds[]

Deleted sub-subclass

EC 3.3: Acting on Ether Bonds[]

EC 3.3.1: Thioether and trialkylsulfonium hydrolases[]

EC 3.3.2: Ether Hydrolases[]

*No Wikipedia article

EC 3.4: Acting on peptide bondsPeptidase[]

EC 3.4.1 α-amino acyl peptide hydrolases (discontinued)[]

EC 3.4.2 Peptidyl amino acid hydrolases (discontinued)[]

EC 3.4.3: Dipeptide hydrolases (deleted sub-subclass)[]

EC 3.4.4 Peptidyl Peptide Hydrolases (discontinued)[]

EC 3.4.11 Aminopeptidases[]

EC 3.4.12 Peptidylamino-acid hydrolases or acylamino-acid hydrolases (deleted sub-subclass)[]

EC 3.4.13 Dipeptidases[]

*No Wikipedia article

EC 3.4.14 Dipeptidyl peptidases and tripeptidyl peptidases[]

*No Wikipedia article

EC 3.4.15 Peptidyl dipeptidases[]

EC 3.4.16 Serine type carboxypeptidases[]

EC 3.4.17 Metallocarboxypeptidases[]

*No Wikipedia article

EC 3.4.18 Cysteine type carboxypeptidases[]

EC 3.4.19 Omega peptidases[]

*No Wikipedia article

EC 3.4.21: Serine proteases[]

*No Wikipedia article

EC 3.4.22 Cysteine proteases[]

EC 3.4.23 Aspartic endopeptidases[]

EC 3.4.24: Metallopeptidases[]

EC 3.4.25 Threonine endopeptidases[]

EC 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[]

*No Wikipedia article

3.5.2: In cyclic amides[]

*No Wikipedia article

3.5.3: In linear amidines[]

*No Wikipedia article

3.5.4: In cyclic amidines[]

*No Wikipedia article

3.5.5: In nitriles[]

3.5.99: In other compounds[]

*No Wikipedia article

EC 3.6: Acting on acid anhydrides[]

3.6.1: In phosphorus-containing anhydrides[]

*No Wikipedia article

3.6.2: In sulfonyl-containing anhydrides[]

3.6.3: Acting on acid anhydrides to catalyse transmembrane movement of substances[]

3.6.4: Acting on acid anhydrides to facilitate cellular and subcellular movement[]

3.6.5: Acting on GTP to facilitate cellular and subcellular movement[]

EC 3.7: Acting on carbon-carbon bonds[]

EC 3.7.1: In ketonic substances[]

*No Wikipedia article

EC 3.8: Acting on halide bonds[]

EC 3.8.1: Acting on halide bonds[]

3.8.2: In phosphorus-halide compounds (deleted sub-subclass)[]

EC 3.9: act on phosphorus-nitrogen bonds[]

EC 3.9.1: Acting on phosphorus-nitrogen bonds (only sub-subclass identified to date)[]

*No Wikipedia article

EC 3.10: Acting on sulfur-nitrogen bonds[]

EC 3.10.1: Acting on sulfur-nitrogen bonds (only sub-subclass identified to date)[]

EC 3.11: Acting on carbon-phosphorus bonds[]

EC 3.11.1: Acting on carbon-phosphorus bonds (only sub-subclass identified to date)[]

EC 3.12: Acting on sulfur-sulfur bonds[]

EC 3.12.1: Acting on sulfur-sulfur bonds (only sub-subclass identified to date)[]

EC 3.13: Acting on carbon-sulfur bonds[]

EC 3.13.1: Acting on carbon-sulfur bonds (only sub-subclass identified to date)[]

*No Wikipedia article

References[]

  1. ^ "ExplorEnz – The Enzyme Database".
  2. ^ McDonald, A.G.; Boyce, S.; K.F., Tipton (2009). "ExplorEnz: the primary source of the IUBMB enzyme list". Nucleic Acids Res. 37: D593–D597. doi:10.1093/nar/gkn582.