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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 a 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 |
EC 1 | [+] | ||
EC 2 | [+] | ||
EC 3 | [–] | ||
EC 3.1 | [+] | ||
EC 3.2 | [+] | ||
EC 3.3 | [+] | ||
EC 3.4 | [–] | ||
EC 3.4.1 | [+] α-Amino-acyl-peptide hydrolases (deleted sub-subclass) | ||
EC 3.4.2 | [+] Peptidyl-amino-acid hydrolases (deleted sub-subclass) | ||
EC 3.4.3 | [+] Dipeptide hydrolases (deleted sub-subclass) | ||
EC 3.4.4 | [+] Peptidyl peptide hydrolases (deleted sub-subclass) | ||
EC 3.4.11 | [+] Aminopeptidases | ||
EC 3.4.12 | [+] Peptidylamino-acid hydrolases or acylamino-acid hydrolases (deleted sub-subclass) | ||
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 endopeptidases | ||
EC 3.4.22 | [–] Cysteine endopeptidases | ||
EC 3.4.22.1 | cathepsin B | ||
EC 3.4.22.2 | papain | ||
EC 3.4.22.3 | ficain | ||
EC 3.4.22.4 | bromelain (stem). Now EC 3.4.22.32 (stem bromelain) and EC 3.4.22.33 (fruit bromelain) | ||
EC 3.4.22.5 | bromelain (juice). Now EC 3.4.22.32 (stem bromelain) and EC 3.4.22.33 (fruit bromelain) | ||
EC 3.4.22.6 | chymopapain | ||
EC 3.4.22.7 | asclepain | ||
EC 3.4.22.8 | clostripain | ||
EC 3.4.22.9 | yeast proteinase B. Now EC 3.4.21.48, cerevisin | ||
EC 3.4.22.10 | streptopain | ||
EC 3.4.22.11 | insulinase. Now EC 3.4.24.56, insulysin | ||
EC 3.4.22.12 | γ-glutamyl hydrolase. Now EC 3.4.19.9, γ-glutamyl hydrolase | ||
EC 3.4.22.13 | staphylococcal cysteine proteinase | ||
EC 3.4.22.14 | actinidain | ||
EC 3.4.22.15 | cathepsin L | ||
EC 3.4.22.16 | cathepsin H | ||
EC 3.4.22.17 | calpain. Now EC 3.4.22.53, calpain-2 | ||
EC 3.4.22.18 | prolyl endopeptidase (thiol-dependent). Now EC 3.4.21.26, prolyl oligopeptidase | ||
EC 3.4.22.19 | endo-oligopeptidase. Now EC 3.4.24.15, thimet oligopeptidase | ||
EC 3.4.22.20 | dinorphin-converting enzyme | ||
EC 3.4.22.21 | yeast cysteine proteinase E. Now EC 3.4.25.1, proteasome endopeptidase complex | ||
EC 3.4.22.22 | yeast cysteine proteinase D. Now EC 3.4.24.37, saccharolysin | ||
EC 3.4.22.23 | yeast cysteine proteinase F. Now EC 3.4.21.61, kexin | ||
EC 3.4.22.24 | cathepsin T | ||
EC 3.4.22.25 | glycyl endopeptidase | ||
EC 3.4.22.26 | cancer procoagulant | ||
EC 3.4.22.27 | cathepsin S | ||
EC 3.4.22.28 | picornain 3C | ||
EC 3.4.22.29 | picornain 2A | ||
EC 3.4.22.30 | caricain | ||
EC 3.4.22.31 | ananain | ||
EC 3.4.22.32 | stem bromelain | ||
EC 3.4.22.33 | fruit bromelain | ||
EC 3.4.22.34 | legumain | ||
EC 3.4.22.35 | histolysain | ||
EC 3.4.22.36 | caspase-1 | ||
EC 3.4.22.37 | gingipain R | ||
EC 3.4.22.38 | cathepsin K | ||
EC 3.4.22.39 | adenain | ||
EC 3.4.22.40 | bleomycin hydrolase | ||
EC 3.4.22.41 | cathepsin F | ||
EC 3.4.22.42 | cathepsin O | ||
EC 3.4.22.43 | cathepsin V | ||
EC 3.4.22.44 | nuclear-inclusion-a endopeptidase | ||
EC 3.4.22.45 | helper-component proteinase | ||
EC 3.4.22.46 | L-peptidase | ||
EC 3.4.22.47 | gingipain K | ||
EC 3.4.22.48 | staphopain | ||
EC 3.4.22.49 | separase | ||
EC 3.4.22.50 | V-cath endopeptidase | ||
EC 3.4.22.51 | cruzipain | ||
EC 3.4.22.52 | calpain-1 | ||
EC 3.4.22.53 | calpain-2 | ||
EC 3.4.22.54 | calpain-3 | ||
EC 3.4.22.55 | caspase-2 | ||
EC 3.4.22.56 | caspase-3 | ||
EC 3.4.22.57 | caspase-4 | ||
EC 3.4.22.58 | caspase-5 | ||
EC 3.4.22.59 | caspase-6 | ||
EC 3.4.22.60 | caspase-7 | ||
EC 3.4.22.61 | caspase-8 | ||
EC 3.4.22.62 | caspase-9 | ||
EC 3.4.22.63 | caspase-10 | ||
EC 3.4.22.64 | caspase-11 | ||
EC 3.4.22.65 | peptidase 1 (mite) | ||
EC 3.4.22.66 | calicivirin | ||
EC 3.4.22.67 | zingipain | ||
EC 3.4.22.68 | Ulp1 peptidase | ||
EC 3.4.22.69 | SARS coronavirus main proteinase | ||
EC 3.4.22.70 | sortase A | ||
EC 3.4.22.71 | sortase B | ||
EC 3.4.23 | [+] Aspartic endopeptidases | ||
EC 3.4.24 | [+] Metalloendopeptidases | ||
EC 3.4.25 | [+] Threonine endopeptidases | ||
EC 3.4.26 | [+] Glutamic endopeptidases | ||
EC 3.4.99 | [+] Endopeptidases of unknown catalytic mechanism (sub-subclass is currently empty) | ||
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 | [+] | ||
EC 7 | [+] |