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List of EC numbers (EC 3)

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Title: List of EC numbers (EC 3)  
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Subject: Hydrolases, List of enzymes, List of EC numbers, Enzymes, Goldbeter–Koshland kinetics
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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.

Contents

  • EC 3.1: Acting on Ester Bonds 1
    • EC 3.1.1: Carboxylic Ester Hydrolases 1.1
    • EC 3.1.2: Thioester Hydrolases 1.2
    • EC 3.1.3: Phosphoric Monoester Hydrolases 1.3
    • EC 3.1.4: Phosphoric Diester Hydrolases 1.4
    • EC 3.1.5: Triphosphoric Monoester Hydrolases 1.5
    • EC 3.1.6: Sulfuric Ester Hydrolases 1.6
    • EC 3.1.7: Diphosphoric Monoester Hydrolases 1.7
    • EC 3.1.8: Phosphoric Triester Hydrolases 1.8
    • EC 3.1.11: Exodeoxyribonucleases Producing 5'-Phosphomonoesters 1.9
    • EC 3.1.13: Exoribonucleases Producing 5'-Phosphomonoesters 1.10
    • EC 3.1.14: Exoribonucleases Producing 3'-Phosphomonoesters 1.11
    • EC 3.1.15: Exonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 5'-Phosphomonoesters 1.12
    • EC 3.1.16: Exonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 3'-Phosphomonoesters 1.13
    • EC 3.1.21: Endodeoxyribonucleases Producing 5'-Phosphomonoesters 1.14
    • EC 3.1.22: Endodeoxyribonucleases Producing 3'-Phosphomonoesters 1.15
    • 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 1.16
    • EC 3.1.25: Site-Specific Endodeoxyribonucleases Specific for Altered Bases 1.17
    • EC 3.1.26: Endoribonucleases Producing 5'-Phosphomonoesters 1.18
    • EC 3.1.27: Endoribonucleases Producing 3'-Phosphomonoesters 1.19
    • EC 3.1.30: Endoribonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 5'-Phosphomonoesters 1.20
    • EC 3.1.31: Endoribonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 3'-Phosphomonoesters 1.21
  • EC 3.2: Glycosylases 2
    • EC 3.2.1: Glycosidase, i.e. enzymes hydrolysing O- and S-glycosyl compounds 2.1
    • EC 3.2.2: Hydrolysing N-Glycosyl Compounds 2.2
    • EC 3.2.3: Hydrolysing S-Glycosyl Compounds 2.3
  • EC 3.3: Acting on Ether Bonds 3
    • EC 3.3.1: Thioether and trialkylsulfonium hydrolases 3.1
    • EC 3.3.2: Ether Hydrolases 3.2
  • EC 3.4: act on peptide bond - Peptidase 4
    • EC 3.4.1 α-amino acyl peptide hydrolases (discontinued) 4.1
    • EC 3.4.2 Peptidyl amino acid hydrolases (discontinued) 4.2
    • EC 3.4.3 Dipeptide Hydrolases (discontinued) 4.3
    • EC 3.4.4 Peptidyl Peptide Hydrolases (discontinued) 4.4
    • EC 3.4.11 Aminopeptidase 4.5
    • EC 3.4.13 Dipeptidase 4.6
    • EC 3.4.14 Dipeptidyl peptidase and tripeptidyl peptidase 4.7
    • EC 3.4.15 Peptidyl dipeptidase 4.8
    • EC 3.4.16 Serine type carboxypeptidase 4.9
    • EC 3.4.17 Metallocarboxypeptidase 4.10
    • EC 3.4.18 Cysteine type carboxypeptidase 4.11
    • EC 3.4.19 Omega peptidase 4.12
    • EC 3.4.21: Serine protease 4.13
    • EC 3.4.22 Cysteine protease 4.14
    • EC 3.4.23 Aspartic endopeptidase 4.15
    • EC 3.4.24: Metallopeptidase 4.16
    • EC 3.4.25 Threonine endopeptidase 4.17
    • EC 3.4.99 Endopeptidases of unknown catalytic mechanism 4.18
  • EC 3.5: act on carbon-nitrogen bonds, other than peptide bonds 5
    • 3.5.1: linear amides 5.1
    • 3.5.2: cyclic amides 5.2
    • 3.5.3: linear amidines 5.3
    • 3.5.4: cyclic amidines 5.4
    • 3.5.5: nitriles 5.5
    • 3.5.99: other compounds 5.6
  • EC 3.6: act on acid anhydride 6
    • 3.6.1 6.1
    • 3.6.2 6.2
    • 3.6.3 6.3
    • 3.6.4 6.4
    • 3.6.5 6.5
  • EC 3.7: act on carbon-carbon bonds 7
  • EC 3.8: act on halide bonds 8
  • EC 3.9: act on phosphorus-nitrogen bonds 9
  • EC 3.10: act on sulfur-nitrogen bonds 10
  • EC 3.11: act on carbon-phosphorus bonds 11
  • EC 3.12: act on sulfur-sulfur bonds 12
  • EC 3.13: act on carbon-sulfur bonds 13

EC 3.1: Acting on Ester Bonds

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 3.1.13: 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

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

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

EC 3.2.2: Hydrolysing N-Glycosyl Compounds

EC 3.2.3: Hydrolysing S-Glycosyl Compounds

EC 3.3: Acting on Ether Bonds

EC 3.3.1: Thioether and trialkylsulfonium hydrolases

EC 3.3.2: Ether Hydrolases

EC 3.4: act on peptide bonds - Peptidase

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 (discontinued)

EC 3.4.4 Peptidyl Peptide Hydrolases (discontinued)

EC 3.4.11 Aminopeptidases

EC 3.4.13 Dipeptidases

EC 3.4.14 Dipeptidyl peptidases and tripeptidyl peptidases

EC 3.4.15 Peptidyl dipeptidases

EC 3.4.16 Serine type carboxypeptidases

EC 3.4.17 Metallocarboxypeptidases

EC 3.4.18 Cysteine type carboxypeptidases

EC 3.4.19 Omega peptidases

EC 3.4.21: Serine proteases

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 3.4.99.1: acrocylindricum proteinase. Now EC 3.4.23.28, acrocylindropepsin
  • EC 3.4.99.2: Deleted entry: agavain
  • EC 3.4.99.3: Deleted entry: angiotensinase
  • EC 3.4.99.4: Transferred entry: aspartylendopeptidase. Now EC 3.4.23.12, nepenthesin
  • EC 3.4.99.5: Transferred entry: Clostridium histolyticum collagenase 2. Now EC 3.4.24.3, microbial collagenase
  • EC 3.4.99.6: Transferred entry: crayfish low-molecular-weight proteinase. Now EC 3.4.24.21, astacin
  • EC 3.4.99.7: Deleted entry: euphorbain
  • EC 3.4.99.8: Deleted entry: Gliocladium proteinase
  • EC 3.4.99.9: Deleted entry: hurain. Now considered EC 3.4.21.25, cucumisin
  • EC 3.4.99.10: Transferred entry: insulinase. Now EC 3.4.24.56, insulysin
  • EC 3.4.99.11: Deleted entry: Streptomyces alkalophilic keratinase
  • EC 3.4.99.12: Deleted entry: Trichophyton mentagrophytes keratinase
  • EC 3.4.99.13: Transferred entry: β-lytic proteinase (Mycobacterium sorangium). Now EC 3.4.24.32, β-lytic metalloendopeptidase
  • EC 3.4.99.14: Deleted entry: mexicanain
  • EC 3.4.99.15: Deleted entry: Paecilomyces proteinase
  • EC 3.4.99.16: Deleted entry: Penicillium notatum extracellular proteinase
  • EC 3.4.99.17: Deleted entry: peptidoglycan endopeptidase
  • EC 3.4.99.18: Deleted entry: pinguinain
  • EC 3.4.99.19: Transferred entry: renin. Now EC 3.4.23.15, renin
  • EC 3.4.99.20: Deleted entry: scopulariopsis proteinase
  • EC 3.4.99.21: Deleted entry: solanain. Now considered EC 3.4.21.25, cucumisin
  • EC 3.4.99.22: Transferred entry: staphylokinase. Now EC 3.4.24.29, aureolysin
  • EC 3.4.99.23: Deleted entry: tabernamontanain. Now considered EC 3.4.21.25, cucumisin
  • EC 3.4.99.24: Deleted entry: Tenebrio α-proteinase
  • EC 3.4.99.25: Transferred entry: trametes acid proteinase. Now EC 3.4.23.21, rhizopuspepsin
  • EC 3.4.99.26: Transferred entry: urokinase. Now EC 3.4.21.68, t-plasminogen activator
  • EC 3.4.99.27: Deleted entry: Echis carinatus prothrombin-activating proteinase
  • EC 3.4.99.28: Transferred entry: Oxyuranus scutellatus prothrombin-activating proteinase. Now EC 3.4.21.60, scutelarin
  • EC 3.4.99.29: Deleted entry: Myxobacter AL-1 proteinase I
  • EC 3.4.99.30: Transferred entry: Myxobacter AL-1 proteinase II. Now EC 3.4.24.20, peptidyl-Lys metalloendopeptidase
  • EC 3.4.99.31: Transferred entry: tissue endopeptidase degrading collagenase synthetic substrate. Now EC 3.4.24.15, thimet oligopeptidase
  • EC 3.4.99.32: Transferred entry: Armillaria mellea neutral proteinase. Now EC 3.4.24.20, peptidyl-Lys metalloendopeptidase
  • EC 3.4.99.33: Deleted entry: cathepsin R
  • EC 3.4.99.34: Deleted entry: mytilidase
  • EC 3.4.99.35: Transferred entry: premurein-leader peptidase. Now EC 3.4.23.36, signal peptidase II
  • EC 3.4.99.36: Transferred entry: leader peptidase. Now EC 3.4.21.89, signal peptidase I
  • EC 3.4.99.37: Deleted entry: RecA peptidase
  • EC 3.4.99.38: Transferred entry: pro-opiomelanotropin-converting proteinase. Now EC 3.4.23.17, pro-opiomelanocortin converting enzyme
  • EC 3.4.99.39: Deleted entry: pseudomurein endopeptidase
  • EC 3.4.99.40: Deleted entry: pro-gonadoliberin proteinase
  • EC 3.4.99.41: Transferred entry: mitochondrial processing peptidase. Now EC 3.4.24.64, mitochondrial processing peptidase
  • EC 3.4.99.42: Deleted entry: leucyllysine endopeptidase
  • EC 3.4.99.43: Transferred entry: thermopsin. Now EC 3.4.23.42, thermopsin
  • EC 3.4.99.44: Transferred entry: pitrilysin. Now EC 3.4.24.55, pitrilysin
  • EC 3.4.99.45: Transferred entry: insulinase. Now EC 3.4.24.56, insulysin
  • EC 3.4.99.46: Transferred entry: multicatalytic endopeptidase complex. Now EC 3.4.25.1, proteasome endopeptidase complex

EC 3.5: act on carbon-nitrogen bonds, other than peptide bonds

3.5.1: linear amides

3.5.2: cyclic amides

3.5.3: linear amidines

3.5.4: cyclic amidines

3.5.5: nitriles

3.5.99: other compounds

EC 3.6: act on acid anhydrides

3.6.1

3.6.2

3.6.3

3.6.4

3.6.5

EC 3.7: act on carbon-carbon bonds

EC 3.8: act on halide bonds

  • EC 3.8.2.1: Transferred entry: di-isopropyl-fluorophosphatase. Now EC 3.1.8.2, diisopropyl-fluorophosphatase

EC 3.9: act on phosphorus-nitrogen bonds

EC 3.10: act on sulfur-nitrogen bonds

EC 3.11: act on carbon-phosphorus bonds

EC 3.12: act on sulfur-sulfur bonds

EC 3.13: act on carbon-sulfur bonds

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