List of EC numbers (EC 3)

(Redirected from EC 3.1)

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 edit

EC 3.1.1: Carboxylic Ester Hydrolases edit

*No Wikipedia article

EC 3.1.2: Thioester Hydrolases edit

*No Wikipedia article

EC 3.1.3: Phosphoric Monoester Hydrolases edit

* No Wikipedia article

EC 3.1.4: Phosphoric Diester Hydrolases edit

*No Wikipedia article

EC 3.1.5: Triphosphoric Monoester Hydrolases edit

EC 3.1.6: Sulfuric Ester Hydrolases edit

*No Wikipedia article

EC 3.1.7: Diphosphoric Monoester Hydrolases edit

*No Wikipedia article

EC 3.1.8: Phosphoric Triester Hydrolases edit

EC 3.1.11: Exodeoxyribonucleases Producing 5'-Phosphomonoesters edit

EC 3.1.13: Exoribonucleases Producing 5'-Phosphomonoesters edit

EC 3.1.14: Exoribonucleases Producing 3'-Phosphomonoesters edit

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

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

EC 3.1.21: Endodeoxyribonucleases Producing 5'-Phosphomonoesters edit

*No Wikipedia article

EC 3.1.22: Endodeoxyribonucleases Producing 3'-Phosphomonoesters edit

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 edit

Deleted sub-subclasses.

EC 3.1.25: Site-Specific Endodeoxyribonucleases Specific for Altered Bases edit

EC 3.1.26: Endoribonucleases Producing 5'-Phosphomonoesters edit

EC 3.1.27: Endoribonucleases Producing 3'-Phosphomonoesters edit

  • EC 3.1.27.1: Now EC 4.6.1.19, ribonuclease T2, since the primary reaction is that of a lyase
  • EC 3.1.27.2: Now EC 4.6.1.22, Bacillus subtilis ribonuclease, since the reaction catalysed is that of a lyase
  • EC 3.1.27.3: Now EC 4.6.1.24, ribonuclease T1, since the primary reaction is that of a lyase
  • EC 3.1.27.4: Now EC 4.6.1.20, ribonuclease U2, since the primary reaction is that of a lyase
  • EC 3.1.27.5: Now EC 4.6.1.18, pancreatic ribonuclease.
  • EC 3.1.27.6: Now EC 4.6.1.21, Enterobacter ribonuclease, since the primary reaction is that of a lyase
  • EC 3.1.27.7: ribonuclease F
  • EC 3.1.27.8: ribonuclease V
  • EC 3.1.27.9: Now EC 4.6.1.16, tRNA-intron lyase
  • EC 3.1.27.10: Now EC 4.6.1.23, ribotoxin,

EC 3.1.30: Endoribonucleases Active with either Ribo- or Deoxyribonucleic Acids and Producing 5'-Phosphomonoesters edit

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

EC 3.2: Glycosylases edit

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

*No Wikipedia article

EC 3.2.2: Hydrolysing N-Glycosyl Compounds edit

*No Wikipedia article

EC 3.2.3: Hydrolysing S-Glycosyl Compounds edit

Deleted sub-subclass

EC 3.3: Acting on Ether Bonds edit

EC 3.3.1: Thioether and trialkylsulfonium hydrolases edit

EC 3.3.2: Ether Hydrolases edit

*No Wikipedia article

EC 3.4: Acting on peptide bondsPeptidase edit

EC 3.4.1 α-amino acyl peptide hydrolases (discontinued) edit

  • EC 3.4.1.1: Now EC 3.4.11.1, leucyl aminopeptidase
  • EC 3.4.1.2: Now EC 3.4.11.2, membrane alanyl aminopeptidase
  • EC 3.4.1.3: Now EC 3.4.11.4, tripeptide aminopeptidase
  • EC 3.4.1.4: Now EC 3.4.11.5, prolyl aminopeptidase

EC 3.4.2 Peptidyl amino acid hydrolases (discontinued) edit

EC 3.4.3: Dipeptide hydrolases (deleted sub-subclass) edit

  • EC 3.4.3.1: Now EC 3.4.13.18, cytosol nonspecific dipeptidase
  • EC 3.4.3.2: Now EC 3.4.13.18, cytosol nonspecific dipeptidase
  • EC 3.4.3.3: Now EC 3.4.13.3, Xaa-His dipeptidase
  • EC 3.4.3.4: Now EC 3.4.13.5, Xaa-methyl-His dipeptidase
  • EC 3.4.3.5: Now EC 3.4.11.2, membrane alanyl aminopeptidase
  • EC 3.4.3.6: Now EC 3.4.13.18, cytosol nonspecific dipeptidase
  • EC 3.4.3.7: Now EC 3.4.13.9, Xaa-Pro dipeptidase

EC 3.4.4 Peptidyl Peptide Hydrolases (discontinued) edit

EC 3.4.11 Aminopeptidases edit

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

  • EC 3.4.12.1: Now EC 3.4.16.5 (carboxypeptidase C) and EC 3.4.16.6 (carboxypeptidase D)
  • EC 3.4.12.2: Now EC 3.4.17.1, carboxypeptidase A
  • EC 3.4.12.3: Now EC 3.4.17.2, carboxypeptidase B
  • EC 3.4.12.4: Now EC 3.4.16.2, lysosomal Pro-Xaa carboxypeptidase
  • EC 3.4.12.5: Now EC 3.5.1.28, N-acetylmuramoyl-L-alanine amidase
  • EC 3.4.12.6: Now EC 3.4.17.8, muramoyl-pentapeptidase carboxypeptidase
  • EC 3.4.12.7: Now EC 3.4.17.3, lysine carboxypeptidase
  • EC 3.4.12.8: Now EC 3.4.17.4, Gly-Xaa carboxypeptidase
  • EC 3.4.12.9: aspartate carboxypeptidase
  • EC 3.4.12.10: Now EC 3.4.19.9, γ-glutamyl hydrolase
  • EC 3.4.12.11: Now EC 3.4.17.6, alanine carboxypeptidase
  • EC 3.4.12.12: Now EC 3.4.16.5 (carboxypeptidase C) and EC 3.4.16.6 (carboxypeptidase D)
  • EC 3.4.12.13: γ-glutamylglutamate carboxypeptidase

EC 3.4.13 Dipeptidases edit

*No Wikipedia article

EC 3.4.14 Dipeptidyl peptidases and tripeptidyl peptidases edit

*No Wikipedia article

EC 3.4.15 Peptidyl dipeptidases edit

EC 3.4.16 Serine type carboxypeptidases edit

EC 3.4.17 Metallocarboxypeptidases edit

*No Wikipedia article

EC 3.4.18 Cysteine type carboxypeptidases edit

EC 3.4.19 Omega peptidases edit

*No Wikipedia article

EC 3.4.21: Serine proteases edit

*No Wikipedia article

EC 3.4.22 Cysteine proteases edit

EC 3.4.23 Aspartic endopeptidases edit

EC 3.4.24: Metallopeptidases edit

EC 3.4.25 Threonine endopeptidases edit

  • 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 to be 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 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. 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. 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. EC 3.4.21.60 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. EC 3.4.24.20, peptidyl-Lys metalloendopeptidase
  • EC 3.4.99.31: Transferred entry: tissue endopeptidase degrading collagenase synthetic substrate. 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. Npw 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: Acting on carbon-nitrogen bonds, other than peptide bonds edit

3.5.1: In linear amides edit

*No Wikipedia article

3.5.2: In cyclic amides edit

*No Wikipedia article

3.5.3: In linear amidines edit

*No Wikipedia article

3.5.4: In cyclic amidines edit

*No Wikipedia article

3.5.5: In nitriles edit

3.5.99: In other compounds edit

*No Wikipedia article

EC 3.6: Acting on acid anhydrides edit

3.6.1: In phosphorus-containing anhydrides edit

*No Wikipedia article

3.6.2: In sulfonyl-containing anhydrides edit

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

  • EC 3.6.3.1: phospholipid-translocating ATPase
  • EC 3.6.3.2: Now EC 7.2.2.14, P-type Mg2+ transporter
  • EC 3.6.3.3: Now EC 7.2.2.21, Cd2+-exporting ATPase
  • EC 3.6.3.4: Now EC 7.2.2.9, Cu2+-exporting ATPase
  • EC 3.6.3.5: Now EC 7.2.2.12, Zn2+-exporting ATPase
  • EC 3.6.3.6: Now EC 7.1.2.1, P-type H+-exporting transporter
  • EC 3.6.3.7: Now EC 7.2.2.3, P-type Na+ transporter
  • EC 3.6.3.8: Now EC 7.2.2.10, Ca2+-transporting ATPase
  • EC 3.6.3.9: Now EC 7.2.2.13, Na+/K+-exchanging ATPase
  • EC 3.6.3.10: Now EC 7.2.2.19, H+/K+-exchanging ATPase
  • EC 3.6.3.11: Cl-transporting ATPase. The activity was only ever studied in crude extracts}}, and is an artifact
  • EC 3.6.3.12: Now EC 7.2.2.6, K+-transporting ATPase
  • EC 3.6.3.13:Identical to EC 3.6.3.1, phospholipid-translocating ATPase
  • EC 3.6.3.14: Now EC 7.1.2.2, H+-transporting two-sector ATPase
  • EC 3.6.3.15: Now EC 7.2.2.1, Na+-transporting two-sector ATPase
  • EC 3.6.3.16: Now EC 7.3.2.7, arsenite-transporting ATPase
  • EC 3.6.3.17: Now covered by various ABC-type monosaccharide transporters in sub-subclass EC 7.5.2
  • EC 3.6.3.18: Now EC 7.5.2.2, ABC-type oligosaccharide transporter
  • EC 3.6.3.19: Now EC 7.5.2.1, ABC-type maltose transporter
  • EC 3.6.3.20: Now EC 7.6.2.10, glycerol-3-phosphate-transporting ATPase
  • EC 3.6.3.21: Now EC 7.4.2.1, ABC-type polar-amino-acid transporter
  • EC 3.6.3.22: Now EC 7.4.2.2, ABC-type nonpolar-amino-acid transporter
  • EC 3.6.3.23: Now EC 7.4.2.6, oligopeptide-transporting ATPase
  • EC 3.6.3.24: Now EC 7.2.2.11, nickel-transporting ATPase
  • EC 3.6.3.25: Now EC 7.3.2.3, sulfate-transporting ATPase
  • EC 3.6.3.26: Now EC 7.3.2.4, nitrate-transporting ATPase
  • EC 3.6.3.27: Now EC 7.3.2.1, ABC-type phosphate transporter
  • EC 3.6.3.28: Now EC 7.3.2.2, ABC-type phosphonate transporter
  • EC 3.6.3.29: Now EC 7.3.2.5, molybdate-transporting ATPase
  • EC 3.6.3.30: Now EC 7.2.2.7, Fe3+-transporting ATPase
  • EC 3.6.3.31: Now EC 7.6.2.11, polyamine-transporting ATPase
  • EC 3.6.3.32: Now EC 7.6.2.9, quaternary-amine-transporting ATPase
  • EC 3.6.3.33: Now EC 7.6.2.8, vitamin B12-transporting ATPase
  • EC 3.6.3.34: now recognized to be at least three separate enzymes EC 7.2.2.16, iron(III) hydroxamate ABC transporter, EC 7.2.2.17, ferric enterobactin ABC transporter, and EC 7.2.2.18, ferric citrate ABC transporter
  • EC 3.6.3.35: Now EC 7.2.2.5, manganese-transporting ATPase
  • EC 3.6.3.36: Now EC 7.6.2.7, taurine-transporting ATPase
  • EC 3.6.3.37: Now EC 7.6.2.6, guanine-transporting ATPase
  • EC 3.6.3.38: Now EC 7.6.2.12, ABC-type capsular-polysaccharide transporter
  • EC 3.6.3.39: Now EC 7.5.2.5, lipopolysaccharide-transporting ATPase
  • EC 3.6.3.40: Now EC 7.5.2.4, teichoic-acid-transporting ATPase
  • EC 3.6.3.41: Now EC 7.6.2.5, heme-transporting ATPase
  • EC 3.6.3.42: Now EC 7.5.2.3, β-glucan-transporting ATPase
  • EC 3.6.3.43: Now EC 7.4.2.5, peptide-transporting ATPase
  • EC 3.6.3.44: Now EC 7.6.2.2, ABC-type xenobiotic transporter
  • EC 3.6.3.45: Now included with EC 3.6.3.44, xenobiotic-transporting ATPase
  • EC 3.6.3.46: Now EC 7.2.2.2, ABC-type Cd2+ transporter
  • EC 3.6.3.47: Now EC 7.6.2.4, fatty-acyl-CoA-transporting ATPase
  • EC 3.6.3.48: Now EC 7.4.2.7 as α-factor-pheromone transporting ATPase
  • EC 3.6.3.49: Now EC 5.6.1.6, channel-conductance-controlling ATPase
  • EC 3.6.3.50: Now EC 7.4.2.8, protein-secreting ATPase
  • EC 3.6.3.51: Now EC 7.4.2.3, mitochondrial protein-transporting ATPase
  • EC 3.6.3.52: Now EC 7.4.2.4, chloroplast protein-transporting ATPase
  • EC 3.6.3.53: Now EC 7.2.2.15, Ag+-exporting ATPase
  • EC 3.6.3.54: Now EC 7.2.2.8, Cu+-exporting ATPase
  • EC 3.6.3.55: Now EC 7.3.2.6, tungstate-importing ATPase

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

3.6.5: Acting on GTP to facilitate cellular and subcellular movement edit

EC 3.7: Acting on carbon-carbon bonds edit

EC 3.7.1: In ketonic substances edit

*No Wikipedia article

EC 3.8: Acting on halide bonds edit

EC 3.8.1: Acting on halide bonds edit

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

  • EC 3.8.2.1: Now EC 3.1.8.2, diisopropyl-fluorophosphatase

EC 3.9: act on phosphorus-nitrogen bonds edit

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

*No Wikipedia article

EC 3.10: Acting on sulfur-nitrogen bonds edit

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

EC 3.11: Acting on carbon-phosphorus bonds edit

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

EC 3.12: Acting on sulfur-sulfur bonds edit

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

EC 3.13: Acting on carbon-sulfur bonds edit

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

*No Wikipedia article

References edit

  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 (Database issue): D593–D597. doi:10.1093/nar/gkn582. PMC 2686581. PMID 18776214.