| NAME |
MAIN NAME |
MEROPS ID |
| i-AAA peptidase |
i-AAA peptidase |
M41.004 |
| i-AAA protease |
i-AAA peptidase |
M41.004 |
| I-FLICE |
FLIP protein |
C14.971 |
| I33_1064 protein (Bacillus subtilis) |
I33_1064 protein (Bacillus subtilis) |
C40.A07 |
| I33_1070 protein (Bacillus subtilis) |
I33_1070 protein (Bacillus subtilis) |
C40.A08 |
| I33_2179 protein (Bacillus subtilis) |
I33_2179 protein (Bacillus subtilis) |
C40.A06 |
| I33_2202 (Bacillus subtilis) |
DacB metallopeptidase (Streptococcus pneumoniae) |
M15.024 |
| I7 processing peptidase (vaccinia virus)I7 processing peptidase (fowlpox virus) |
vaccinia virus I7L processing peptidase |
C57.001 |
| IAA-aminoacid hydrolase |
indoleacetyl amino acid hydrolase |
M20.014 |
| iadA g.p. (Escherichia coli) |
isoaspartyl dipeptidase (metallo-type) |
M38.001 |
| IAP aminopeptidase |
IAP aminopeptidase |
M28.005 |
| IBSP82 peptidase (Ipomoea batatas) |
unassigned serine endopeptidases |
S9G unassigned peptidase |
| IBV papain-like endopeptidase |
avian infectious bronchitis coronavirus papain-like peptidase |
C16.005 |
| IBV papain-like peptidase 2 |
avian infectious bronchitis coronavirus papain-like peptidase |
C16.005 |
| IBV picornain 3C-like endopeptidase |
avian infectious bronchitis coronavirus 3C-like peptidase |
C30.002 |
| ICE-LAP3 |
caspase-7 |
C14.004 |
| ICE-LAP6 |
caspase-9 |
C14.010 |
| ICErel-II |
caspase-4 |
C14.007 |
| ICErel-III |
caspase-5 |
C14.008 |
| Ich-1 |
caspase-2 |
C14.006 |
| Ich-2 |
caspase-4 |
C14.007 |
| Ich-3 |
caspase-5 |
C14.008 |
| ICP55 peptidase |
aminopeptidase P3 |
M24.026 |
| IcsA-cleaving protein (Shigella flexneri) |
IcsP peptidase (Shigella flexneri) |
A26.005 |
| IcsP peptidase (Shigella flexneri) |
IcsP peptidase (Shigella flexneri) |
A26.005 |
| IDE peptidase (Solanum lycopersicum) |
plinsulysin |
M16.017 |
| IdeE (Streptococcus equi ssp. equi) |
family S66 unassigned peptidases |
S66 unassigned peptidase |
| IdeE2 (Streptococcus equi) |
family C66 unassigned peptidases |
C66 unassigned peptidase |
| IdeP peptidase (Streptococcus phocae) |
IdeS peptidase |
C66.001 |
| IdeS peptidase |
IdeS peptidase |
C66.001 |
| IdeSsuis peptidase (Streptococcus suis) |
IdeSsuis peptidase (Streptococcus suis) |
C66.003 |
| IdeT g.p. (Treponema denticola) |
dentipain |
C66.002 |
| IdeZ (Streptococcus equi ssp. zooepidemicus) |
family S66 unassigned peptidases |
S66 unassigned peptidase |
| IdeZ2 (Streptococcus equi ssp. zooepidemicus) |
family C66 unassigned peptidases |
C66 unassigned peptidase |
| iflavirus processing peptidase |
iflavirus processing peptidase |
C99.001 |
| IFP38 peptidase homologue |
IFP38 peptidase homologue |
M67.975 |
| igA g.p. (Clostridium ramosum) |
IgA peptidase (Clostridium ramosum-type) |
M64.001 |
| IgA peptidase (Clostridium ramosum-type) |
IgA peptidase (Clostridium ramosum-type) |
M64.001 |
| IgA protease (Clostridium ramosum) |
IgA peptidase (Clostridium ramosum-type) |
M64.001 |
| IgA protease (Haemophilus sp.) |
IgA1-specific serine peptidase type 1 (Haemophilus sp.) |
S06.007 |
| IgA protease (Neisseria) |
IgA1-specific serine peptidase (Neisseria-type) |
S06.001 |
| IgA protease (Streptococcus sp.) |
IgA1-specific metallopeptidase |
M26.001 |
| IgA1 peptidase (Streptococcus suis) |
IgA1 peptidase (Streptococcus suis) |
M26.004 |
| IgA1-specific metallopeptidase |
IgA1-specific metallopeptidase |
M26.001 |
| IgA1-specific serine peptidase (Neisseria-type) |
IgA1-specific serine peptidase (Neisseria-type) |
S06.001 |
| IgA1-specific serine peptidase type 1 (Haemophilus sp.) |
IgA1-specific serine peptidase type 1 (Haemophilus sp.) |
S06.007 |
| IgA1-specific serine peptidase type 2 (Haemophilus sp.) |
IgA1-specific serine peptidase type 2 (Haemophilus sp.) |
S06.008 |
| igaB g.p. (nontypeable Haemophilus influenzae) |
IgA1-specific serine peptidase (Neisseria-type) |
S06.001 |
| IgAlysin |
immune inhibitor A peptidase (Bacillus sp.) |
M06.001 |
| IgdE peptidase (Streptococcus suis) |
IgdE peptidase (Streptococcus suis) |
C113.001 |
| IGF-binding serine protease |
HtrA1 peptidase (Homo sapiens-type) |
S01.277 |
| IGFBP-4 protease |
pappalysin-1 |
M43.004 |
| IGP synthase glutamine amidotransferase subunit |
imidazole glycerol phosphate synthase subunit HisH |
C26.965 |
| IGP synthase subunit HisH |
imidazole glycerol phosphate synthase subunit HisH |
C26.965 |
| IL-8 protease |
cell envelope peptidase A (Streptococcus-type) |
S08.027 |
| ileal peptidase I100 |
NAALADASE L peptidase |
M28.011 |
| ILL1 g.p. (Arabidopsis thaliana) |
At5g56650 (Arabidopsis thaliana) |
M20.A03 |
| ILL2 (Arabidopsis thaliana) |
indoleacetyl amino acid hydrolase |
M20.014 |
| ILL3 g.p. (Arabidopsis thaliana) |
At5g54140 (Arabidopsis thaliana) |
M20.A06 |
| ILL4 g.p. (Arabidopsis thaliana) |
At1g51760 (Arabidopsis thaliana)-type peptidase |
M20.A04 |
| ILL5 g.p. (Arabidopsis thaliana) |
At1g51780 (Arabidopsis thaliana) |
M20.A01 |
| ILL6 g.p. (Arabidopsis thaliana) |
At1g44350 (Arabidopsis thaliana)-type peptidase |
M20.A05 |
| ILR1 g.p. (Arabidopsis thaliana) |
At3g02875 (Arabidopsis thaliana)-type peptidase |
M20.A02 |
| imelysin |
imelysin |
M75.001 |
| ImGP synthase subunit HisH |
imidazole glycerol phosphate synthase subunit HisH |
C26.965 |
| imidazole glycerol phosphate synthase subunit HisH |
imidazole glycerol phosphate synthase subunit HisH |
C26.965 |
| imidazoleglycerol-phosphate synthase (Pyrococcus furiosus) |
imidazoleglycerol-phosphate synthase (Pyrococcus furiosus) |
C26.A32 |
| imidodipeptidase |
Xaa-Pro dipeptidase (bacteria-type) |
M24.003 |
| imidoendopeptidase |
tripeptide aminopeptidase |
M9A.002 |
| iminodipeptidase |
carnosine dipeptidase II |
M20.005 |
| iminopeptidase I (Lactobacillus delbrueckii) and similar |
iminopeptidase I (Lactobacillus delbrueckii) and similar |
S33.021 |
| Imlifidase |
IdeS peptidase |
C66.001 |
| ImmA peptidase |
ImmA peptidase |
M78.001 |
| IMMP2L g.p. (Homo sapiens) |
mitochondrial inner membrane peptidase 2 |
S26.012 |
| immune inhibitor A peptidase (Bacillus sp.) |
immune inhibitor A peptidase (Bacillus sp.) |
M06.001 |
| immune inhibitor A2 |
immune inhibitor A2 peptidase (Bacillus sp.) |
M06.004 |
| immune inhibitor A2 peptidase (Bacillus sp.) |
immune inhibitor A2 peptidase (Bacillus sp.) |
M06.004 |
| immune inhibitor A3 |
family M6 unassigned peptidases |
M6 unassigned peptidase |
| immunoglobulin A1 proteinase |
IgA1-specific metallopeptidase |
M26.001 |
| immunomodulating metalloprotease |
IMPa peptidase (Pseudomonas aeruginosa) |
M88.001 |
| immunoproteasome |
20 S immunoproteasome peptidase complex (eukaryote) |
XT01.003 |
| immunoproteasome catalytic subunit 1 |
proteasome subunit beta1i |
T01.013 |
| immunoproteasome catalytic subunit 2 |
proteasome subunit beta2i |
T01.014 |
| immunoproteasome catalytic subunit 3 |
proteasome subunit beta5i |
T01.015 |
| immunoproteasome catalytic subunit beta1i |
proteasome subunit beta1i |
T01.013 |
| immunoproteasome catalytic subunit beta2i |
proteasome subunit beta2i |
T01.014 |
| immunoproteasome subunit beta5i |
proteasome subunit beta5i |
T01.015 |
| immunoreactive 92 kDa antigen PG21 |
CPG70 carboxypeptidase (Porphyromonas gingivalis) |
M14.023 |
| IMP peptidase |
mitochondrial signal peptidase complex |
XS26.002 |
| imp-1 g.p. (Caenorhabditis elegans) |
imp-1 g.p. (Caenorhabditis elegans) |
A22.A08 |
| imp-3 g.p. (Caenorhabditis elegans) |
imp-3 g.p. (Caenorhabditis elegans) |
A22.A07 |
| IMP1 |
impas 1 peptidase |
A22.003 |
| Imp1 g.p. (Saccharomyces cerevisiae) |
mitochondrial inner membrane peptidase 1 |
S26.002 |
| IMP2 |
impas 2 peptidase |
A22.005 |
| Imp2 g.p. (Saccharomyces cerevisiae) |
mitochondrial inner membrane peptidase 2 |
S26.012 |
| IMP3 |
signal peptide peptidase-like protein 2A |
A22.007 |
| IMP4 |
signal peptide peptidase-like protein 2B |
A22.004 |
| IMP5 |
signal peptide peptidase-like protein 2C |
A22.006 |
| IMPa peptidase (Pseudomonas aeruginosa) |
IMPa peptidase (Pseudomonas aeruginosa) |
M88.001 |
| impas 1 peptidase |
impas 1 peptidase |
A22.003 |
| impas 2 peptidase |
impas 2 peptidase |
A22.005 |
| impas 3 peptidase |
signal peptide peptidase-like protein 2A |
A22.007 |
| impas 4 peptidase |
signal peptide peptidase-like protein 2B |
A22.004 |
| impas 5 peptidase |
signal peptide peptidase-like protein 2C |
A22.006 |
| implantation serine protease 1 (Mus musculus) |
strypsin-1 |
S01.314 |
| implantation serine protease 2 (Mus musculus) |
strypsin-2 |
S01.315 |
| implantin |
ADAMTS5 peptidase |
M12.225 |
| inactive carboxypeptidase-like protein X2 (Homo sapiens) |
inactive carboxypeptidase-like protein X2 (Homo sapiens) |
M14.955 |
| inactive rhomboid protein 2 |
iRhom2 |
S54.953 |
| Indian hedgehog protein |
Indian hedgehog protein |
C46.003 |
| indicain (Morus indica) |
subfamily S8A unassigned peptidases |
S8 unassigned peptidase |
| indoleacetyl amino acid hydrolase |
indoleacetyl amino acid hydrolase |
M20.014 |
| infectious pancreatic necrosis birnavirus Vp4 peptidase |
infectious pancreatic necrosis birnavirus Vp4 peptidase |
S50.001 |
| infectious pancreatic necrosis birnavirus Vp4 protease |
infectious pancreatic necrosis birnavirus Vp4 peptidase |
S50.001 |
| influenza A PA peptidase |
influenza A PA peptidase |
S62.001 |
| influenza A virus PA subunit |
influenza A PA peptidase |
S62.001 |
| ingensin [obs] |
20S constitutive proteasome peptidase complex (eukaryote) |
XT01.001 |
| ingobsin |
ingobsin |
S9G.023 |
| InhA g.p. (Bacillus thuringiensis) |
immune inhibitor A peptidase (Bacillus sp.) |
M06.001 |
| InhA1 peptidase |
immune inhibitor A peptidase (Bacillus sp.) |
M06.001 |
| InhA2 peptidase |
immune inhibitor A2 peptidase (Bacillus sp.) |
M06.004 |
| InhA3 peptidase |
family M6 unassigned peptidases |
M6 unassigned peptidase |
| initiatorin (Bombyx mori) |
subfamily S1A unassigned peptidases |
S1 unassigned peptidase |
| initiatorin g.p. (Bombyx mori) |
seminase (Drosophila melanogaster) |
S01.A29 |
| inner membrane peptidase |
mitochondrial signal peptidase complex |
XS26.002 |
| INS-15 (Cryptosporidium parvum) |
subfamily M16A unassigned peptidases |
M16 unassigned peptidase |
| insect 26/29 kDa peptidase |
insect 26/29 kDa peptidase |
C01.067 |
| insect 26/29 kDa proteinase |
insect 26/29 kDa peptidase |
C01.067 |
| insect gut carboxypeptidase-1 |
insect gut carboxypeptidase-1 |
M14.024 |
| insect gut carboxypeptidase-2 |
insect gut carboxypeptidase-2 |
M14.031 |
| insect gut carboxypeptidase-3 |
insect gut carboxypeptidase-3 |
M14.032 |
| insecticidal protein |
subfamily M10B unassigned peptidases |
M10 unassigned peptidase |
| insularinase A |
insularinase A |
M12.325 |
| insulin granule-associated carboxypeptidase |
carboxypeptidase E |
M14.005 |
| insulin protease |
insulysin |
M16.002 |
| insulin-cleaving membrane peptidase (Pseudomonas aeruginosa) |
imelysin |
M75.001 |
| insulin-cleaving periplasmic peptidase (Acinetobacter calcoaceticus) |
insulin-cleaving periplasmic peptidase (Acinetobacter calcoaceticus) |
M9G.047 |
| insulin-cleaving periplasmic protease (Acinetobacter calcoaceticus) |
insulin-cleaving periplasmic peptidase (Acinetobacter calcoaceticus) |
M9G.047 |
| insulin-degrading enzyme |
insulysin |
M16.002 |
| insulin-like growth factor binding protein-4 protease |
pappalysin-1 |
M43.004 |
| insulin-regulated membrane aminopeptidase |
cystinyl aminopeptidase |
M01.011 |
| insulin-responsive aminopeptidase |
cystinyl aminopeptidase |
M01.011 |
| insulinase |
insulysin |
M16.002 |
| insulysin |
insulysin |
M16.002 |
| insulysin homologue (Saccharomyces cerevisiae) |
insulysin homologue (Saccharomyces cerevisiae) |
M16.A04 |
| insulysin unit 2 |
insulysin unit 2 |
M16.982 |
| insulysin unit 3 |
insulysin unit 3 |
M16.984 |
| intein-containing chloroplast ATP-dependent peptide lyase |
intein-containing chloroplast ATP-dependent peptide lyase |
N11.001 |
| intein-containing DNA gyrase subunit A (Mycobacterium xenopi) |
intein-containing DNA gyrase subunit A (Mycobacterium xenopi) |
N10.008 |
| intein-containing DNA gyrase subunit A precursor |
intein-containing DNA gyrase subunit A precursor |
N10.001 |
| intein-containing DNA polymerase II large subunit DP2 precursor Mername-AA281 |
intein-containing DNA polymerase II large subunit DP2 precursor Mername-AA281 |
N10.005 |
| intein-containing DNA polymerase II large subunit DP2 precursor Mername-AA282 |
intein-containing DNA polymerase II large subunit DP2 precursor Mername-AA282 |
N10.006 |
| intein-containing DNA polymerase III subunit alpha precursor |
intein-containing DNA polymerase III subunit alpha precursor |
N10.003 |
| intein-containing DNA-dependent DNA polymerase precursor |
intein-containing DNA-dependent DNA polymerase precursor |
N10.007 |
| intein-containing replicative DNA helicase precursor |
intein-containing replicative DNA helicase precursor |
N10.002 |
| intein-containing translation initiation factor IF-2 precursor |
intein-containing translation initiation factor IF-2 precursor |
N10.004 |
| intein-containing V-type proton ATPase catalytic subunit A |
intein-containing V-type proton ATPase catalytic subunit A |
N09.001 |
| interferon-stimulated gene factor 15-specific peptidase |
ubiquitin-specific peptidase 18 |
C19.030 |
| interleukin 1 beta convertase |
streptopain |
C10.001 |
| interleukin 1-beta-converting enzyme |
caspase-1 |
C14.001 |
| interpain A |
interpain A |
C10.004 |
| interphotoreceptor retinoid-binding protein unit 1 |
interphotoreceptor retinoid-binding protein unit 1 |
S41.950 |
| interphotoreceptor retinoid-binding protein unit 1 (Mus-type) |
interphotoreceptor retinoid-binding protein unit 1 (Mus-type) |
S41.952 |
| interphotoreceptor retinoid-binding protein unit 2 |
interphotoreceptor retinoid-binding protein unit 2 |
S41.951 |
| interphotoreceptor retinoid-binding protein unit 2 (Mus-type) |
interphotoreceptor retinoid-binding protein unit 2 (Mus-type) |
S41.953 |
| interphotoreceptor retinoid-binding protein unit 3 (Bos taurus) and similar |
interphotoreceptor retinoid-binding protein unit 3 (Bos taurus) and similar |
S41.954 |
| interstitial collagenase |
matrix metallopeptidase-1 |
M10.001 |
| intestain |
subfamily C1A unassigned peptidases |
C1 unassigned peptidase |
| intestain D4 (Leptinotarsa decemlineata) |
intestain D4 (Leptinotarsa decemlineata) |
C01.143 |
| intestinal serine peptidase (rodent) |
intestinal serine peptidase (rodent) |
S01.042 |
| intestinal-mucosal mast cell-specific chymase (Mus musculus) |
chymase 1 (Mus musculus-type) |
S01.458 |
| intracellular endopeptidase (Enterococcus, Streptococcus thermophilus) |
coccolysin |
M04.007 |
| intracellular serine proteinase (Bacillus megaterium) |
IspA peptidase |
S08.030 |
| intracisternal A-particle retropepsin |
intracisternal A-particle retropepsin |
A02.016 |
| intramembrane aspartyl peptidase (Methanoculleus marisnigri JR1) |
intramembrane aspartyl peptidase (Methanoculleus marisnigri JR1) |
A22.015 |
| intramembrane protease 1 |
impas 1 peptidase |
A22.003 |
| intramembrane protease 2 |
impas 2 peptidase |
A22.005 |
| intramembrane protease 3 |
signal peptide peptidase-like protein 2A |
A22.007 |
| intramembrane protease 4 |
signal peptide peptidase-like protein 2B |
A22.004 |
| intramembrane protease 5 |
signal peptide peptidase-like protein 2C |
A22.006 |
| invadolysin (invertebrate-type) |
invadolysin (invertebrate-type) |
M08.002 |
| invadolysin (vertebrate-type) |
leishmanolysin-2 |
M08.003 |
| iotapain |
thetapain |
C11.005 |
| IP02076 protein (Drosophila melanogaster) |
rho-6 (Drosophila melanogaster) |
S54.A09 |
| IP05987 protein (Drosophila melanogaster) |
IP05987 protein (Drosophila melanogaster) |
S01.B52 |
| IP08038 protein |
CG17239 (Drosophila melanogaster) |
S01.A86 |
| IP08381 protein (Drosophila melanogaster) |
IP08381 protein (Drosophila melanogaster) |
S01.A90 |
| IP09622 protein (Drosophila melanogaster) |
IP09622 protein (Drosophila melanogaster) |
S33.A87 |
| IP09733 protein (Drosophila melanogaster) |
IP09733 protein (Drosophila melanogaster) |
S01.B66 |
| IP10016 protein |
CG33160 (Drosophila melanogaster) |
S01.A20 |
| IP10101 protein |
CG32277 (Drosophila melanogaster) |
S01.A54 |
| IP10421 protein |
CG11313 (Drosophila melanogaster) |
S01.A60 |
| IP10861 protein (Drosophila melanogaster) |
IP10861 protein (Drosophila melanogaster) |
S01.B61 |
| IP17501 |
omega peptidase (Drosophila melanogaster) |
S09.069 |
| IP19147 protein |
CG31681 (Drosophila melanogaster) |
S01.A26 |
| IP19864 protein |
CG31220 (Drosophila melanogaster) |
S01.A22 |
| IP20428 protein (Drosophila melanogaster) |
IP20428 protein (Drosophila melanogaster) |
S28.A06 |
| IP20969 protein |
CG33462-RA (Drosophila melanogaster) |
S01.A27 |
| IP21143 protein (Drosophila melanogaster) |
IP21143 protein (Drosophila melanogaster) |
S01.B53 |
| IP21814 protein (Drosophila melanogaster) |
IP21814 protein (Drosophila melanogaster) |
S01.B25 |
| ipa-8r |
YwaD peptidase |
M28.009 |
| Iph1 peptidase (Schizosaccharomyces pombe) and similar |
Iph1 peptidase (Schizosaccharomyces pombe) and similar |
M16.020 |
| IRAP |
cystinyl aminopeptidase |
M01.011 |
| IrCD1 |
subfamily A1A unassigned peptidases |
A1 unassigned peptidase |
| IRCM-serine protease 1 |
plasma kallikrein |
S01.212 |
| iRhom1 |
iRhom1 |
S54.952 |
| iRhom2 |
iRhom2 |
S54.953 |
| IrrE peptidase (Deinococcus sp.) |
IrrE peptidase (Deinococcus sp.) |
M78.002 |
| irvR self-cleaving protein |
irvR self-cleaving protein |
S24.005 |
| ISG15-specific peptidase |
ubiquitin-specific peptidase 18 |
C19.030 |
| isoaspartyl aminopeptidase |
isoaspartyl dipeptidase (threonine type) |
T02.002 |
| isoaspartyl dipeptidase (metallo-type) |
isoaspartyl dipeptidase (metallo-type) |
M38.001 |
| isoaspartyl dipeptidase (threonine type) |
isoaspartyl dipeptidase (threonine type) |
T02.002 |
| isoaspartyl peptidase |
isoaspartyl dipeptidase (threonine type) |
T02.002 |
| isopeptidase T |
ubiquitin-specific peptidase 5 |
C19.001 |
| isopeptidase T-3 |
ubiquitin-specific peptidase 13 |
C19.012 |
| ISP-1 (Bacillus-type) |
IspA peptidase |
S08.030 |
| ISP1 protease (Mus musculus) |
strypsin-1 |
S01.314 |
| ISP2 protease (Mus musculus) |
strypsin-2 |
S01.315 |
| isp6 g.p. (Schizosaccharomyces pombe) |
isp6 g.p. (Schizosaccharomyces pombe) |
S08.A54 |
| Isp6 protein (Schizosaccharomyces pombe) |
cerevisin |
S08.052 |
| IspA peptidase |
IspA peptidase |
S08.030 |
| IX-14 protein (Drosophila melanogaster) |
invadolysin (invertebrate-type) |
M08.002 |
| IXOSP peptidase (Ixodes scapularis) |
subfamily S1A unassigned peptidases |
S1 unassigned peptidase |
