Index of Molecular Images
To facilitate comparison of similar structures, the images are listed by clan and family.
| Clan | MEROPS ID | Peptidase | Comment | PDB Entry |
|---|---|---|---|---|
| AA | A01.001 | pepsin A | pepsin 3A; complex with pepstatin | 1PSO |
| AA | A01.001 | pepsin A | precursor | 3PSG |
| AA | A01.003 | gastricsin | activation intermediate 2 | 1AVF |
| AA | A01.004 | memapsin-2 | protease domain; complex with Glu-Val-Asn-leucinol-2-methyl-propionyl-Ala-Glu-Phe inhibitor | 1FKN_A |
| AA | A01.006 | chymosin | 4CMS | |
| AA | A01.007 | renin | recombinant | 2REN |
| AA | A01.008 | renin-2 | complex with inhibitor CH-66 | 1SMR_A |
| AA | A01.009 | cathepsin D | complex with pepstatin | 1LYB |
| AA | A01.010 | cathepsin E | activation intermediate | 1TZS |
| AA | A01.011 | penicillopepsin | complex with ethyl cyclo[(2S)-2-[[(1R)-1-(N-(l-N-(3-methylbutanoyl)valyl-L-aspartyl)amino)-3-methylbutyl]hydroxyphosphinyloxy]-3-(3-aminomethyl)phenylpropanoate | 1BXO |
| AA | A01.012 | rhizopuspepsin | complex with pepstatin | 6APR |
| AA | A01.013 | mucorpepsin | 1MPP | |
| AA | A01.014 | candidapepsin SAP1 | 2QZW | |
| AA | A01.016 | aspergillopepsin I | 1IZD | |
| AA | A01.016 | aspergillopepsin I | 1IBQ_A | |
| AA | A01.017 | endothiapepsin | complex with pepstatin | 4ER2 |
| AA | A01.018 | saccharopepsin | complex with N-carbonylmorpholine-Phe-norLeu-cyclohexylfluorostatone-methylamine | 2JXR |
| AA | A01.019 | polyporopepsin | 1WKR | |
| AA | A01.020 | phytepsin | 1B5F_A | |
| AA | A01.021 | plasmepsin (Plasmodium sp.) | complex with pepstatin A inhibitor | 1QS8 |
| AA | A01.022 | plasmepsin-1 | theoretical model | 1LCR |
| AA | A01.022 | plasmepsin-1 | complex with KNI-10006 inhibitor | 3QS1 |
| AA | A01.023 | plasmepsin-2 | complex with pepstatin A | 1SME |
| AA | A01.027 | trichodermapepsin | complex with pepstatin A | 3C9Y |
| AA | A01.030 | yapsin-1 | theoretical model | 1YPS |
| AA | A01.037 | canditropsin | Complex with Thr-Ile-Thr-Ser | 1J71 |
| AA | A01.038 | candiparapsin | complex with pepstatin | 3FV3 |
| AA | A01.041 | memapsin-1 | complex with hydroxyethylenamine transition-state inhibitor N-(1S,2R)-1-benzyl-2-hydroxy-3-[(3-methylbenzyl)amino]propyldibenzo[B,F]oxepine-10-carboxamide | 2EWY_A |
| AA | A01.055 | Mername-AA047 peptidase | 1AM5 | |
| AA | A01.059 | plasmepsin-4 | complex with pepstatin A | 1LS5_A |
| AA | A01.060 | candidapepsin SAP2 | complex with A70450 | 1EAG_A |
| AA | A01.061 | candidapepsin SAP3 | complex with pepstatin A | 2H6T_A |
| AA | A01.063 | candidapepsin SAP5 | complex with pepstatin A | 2QZX |
| AA | A01.070 | pepsin A4 | pepsin 3A; complex with pepstatin | 1PSO |
| AA | A01.UPA | subfamily A1A unassigned peptidases | 1IZD | |
| AA | A02.001 | HIV-1 retropepsin | complex with acetyl-pepstatin | 5HVP |
| AA | A02.002 | HIV-2 retropepsin | complex with U097410 | 4UPJ |
| AA | A02.004 | equine infectious anaemia virus retropepsin | complex with inhibitor HBY-793 | 1FMB |
| AA | A02.007 | feline immunodeficiency virus retropepsin | complex with Ac-naphthylAla-Val-Leu-Ala-Glu-naphthylaminoAla substrate | 3FIV |
| AA | A02.008 | murine leukemia virus-type retropepsin | peptidase domain only; complex with amprenavir | 3SM2 |
| AA | A02.012 | retropepsin (human T-cell leukemia virus) | 2B7F | |
| AA | A02.015 | Rous sarcoma virus retropepsin | 2RSP_B | |
| AA | A09.001 | spumapepsin | NMR structure | 2JYS |
| AD | A24.016 | FlaK peptidase | 3S0X | |
| AE | A25.001 | gpr peptidase | precursor | 1C8B_A |
| AF | A26.001 | omptin | 1I78 | |
| AF | A26.003 | plasminogen activator Pla | 2X55 | |
| AA | A28.001 | DNA-damage inducible protein 1 | 2I1A | |
| AE | A31.001 | HybD peptidase | 1CFZ_A | |
| CA | C01.001 | papain | complex with E64C | 1PE6 |
| CA | C01.002 | chymopapain | 1YAL | |
| CA | C01.003 | caricain | Asp185Glu mutant; complex with E64 | 1MEG |
| CA | C01.004 | glycyl endopeptidase | complex with benzyloxycarbonyl-Leu-Val-Gly-methylene bound to Cys25 | 1GEC |
| CA | C01.007 | actinidin | complex with E64 | 1AEC |
| CA | C01.009 | cathepsin V | complex with 4-methylpiperazin-1-ylcarbonyl-Phe-3-amino-5-phenylpentane inhibitor | 1FH0 |
| CA | C01.010 | vignain | complex with D-Val-Leu-dexoxy-methyl-Lys. | 1S4V_A |
| CA | C01.013 | cathepsin X | precursor | 1DEU |
| CA | C01.017 | zingipain | tetramer | 1CQD |
| CA | C01.018 | cathepsin F | 1M6D_A | |
| CA | C01.024 | endopeptidase-B (Hordeum-type) | isoform 2 (EP-B2); complex with leupeptin | 2FO5_A |
| CA | C01.032 | cathepsin L | precursor | 1CJL |
| CA | C01.033 | cathepsin L1 (Fasciola sp.) | precursor | 2O6X |
| CA | C01.034 | cathepsin S | Cys25Ser mutant | 1GLO |
| CA | C01.036 | cathepsin K | complex with E64 | 1ATK |
| CA | C01.040 | cathepsin H | 8PCH | |
| CA | C01.046 | falcipain-2 | complex with egg-white cystatin | 1YVB_A |
| CA | C01.060 | cathepsin B | 1CSB | |
| CA | C01.060 | cathepsin B | precursor | 1MIR |
| CA | C01.062 | cathepsin B-like peptidase (platyhelminth) | theoretical model | 1MF3 |
| CA | C01.063 | falcipain-3 | complex with leupeptin | 3BPM_A |
| CA | C01.068 | vitellogenic cathepsin B | theoretical model | 1MHG |
| CA | C01.070 | dipeptidyl-peptidase I | exclusion domain | 1K3B_A |
| CA | C01.072 | rhodesain | complex with the vinyl sulfone derived inhibitor K11777 | 2P7U_A |
| CA | C01.073 | peptidase 1 (mite) | precursor; mutant form | 1XKG |
| CA | C01.074 | CPB peptidase | theoretical model | 1BMJ |
| CA | C01.075 | cruzipain | catalytic domain; complex with Bz-Arg-Ala-fluoromethylketone | 2AIM |
| CA | C01.084 | bleomycin hydrolase (animal) | Cys73Ser mutant | 2CB5 |
| CA | C01.085 | bleomycin hydrolase (yeast) | 1GCB | |
| CA | C01.099 | ervatamin B | 1IWD | |
| CA | C01.101 | cathepsin B-like peptidase, nematode | theoretical model | 1MNW |
| CA | C01.116 | ervatamin C | 1O0E_A | |
| CA | C01.134 | mexicain | 2BDZ | |
| CA | C01.137 | ervatamin A | complex with E64 | 3BCN |
| CA | C01.149 | TgCPL peptidase (Toxoplasma-type) | complex with propeptide | 3F75_A |
| CA | C02.001 | calpain-1 | catalytic domain only | 2ARY |
| CA | C02.002 | calpain-2 | Complex with light chain | 1DF0_A |
| CA | C02.006 | calpain-9 | catalytic domain only | 1ZIV |
| PA | C03.001 | poliovirus-type picornain 3C | 1L1N_A | |
| PA | C03.005 | hepatitis A virus-type picornain 3C | 1HAV_A | |
| PA | C03.007 | human rhinovirus 2-type picornain 3C | complex with AG7088 inhibitor | 1CQQ_A |
| PA | C03.008 | foot-and-mouth disease virus picornain 3C | type A10(61); crystal packing mutant (Lys51Gln) | 2J92_A |
| PA | C03.011 | Coxsackievirus-type picornain 3C | 2ZU3_A | |
| PA | C03.021 | rhinovirus picornain 2A | 2HRV_A | |
| PA | C04.004 | tobacco etch virus NIa peptidase | complex with product | 1LVM |
| CE | C05.001 | adenain | complex with peptide cofactor | 1AVP_A |
| CA | C06.001 | potato virus Y-type helper component peptidase | 3RNV | |
| CN | C09.002 | equine encephalitis alphavirus nsP2 peptidase | 2HWK | |
| CA | C10.001 | streptopain | precursor; Cys47Ser mutant | 1DKI_A |
| CA | C10.004 | interpain A | structure of active wild-type prevotella intermedia interpain a cysteine protease | 3BBA_A |
| CA | C12.001 | ubiquitinyl hydrolase-L1 | 2ETL | |
| CA | C12.002 | ubiquitinyl hydrolase-YUH1 | complex with human ubiquitin | 1CMX |
| CA | C12.003 | ubiquitinyl hydrolase-L3 | 1UCH | |
| CD | C13.004 | legumain, animal-type | complex with Ac-Tyr-Val-Ala-Asp-chloromethylketone | 4AW9 |
| CD | C14.003 | caspase-3 | complex with tetrapeptide inhibitor acetyl-Asp-Val-Ala-Asp-fluoromethylketone | 1CP3 |
| CD | C14.004 | caspase-7 | complex with acetyl-Asp-Glu-Val-Asp-CHO | 1F1J |
| CD | C14.006 | caspase-2 | complex with acetyl-Leu-Asp-Glu-Ser-Asp-CHO | 1PYO_A |
| CD | C14.009 | caspase-8 | complex with tripeptide ketone inhibitor Z-Glu-Val-Asp-dichloromethylketone | 1QDU |
| CD | C14.010 | caspase-9 | complex with BIR-4 protein | 1NW9_B |
| CD | C14.015 | caspase (insect 1) | 1M72 | |
| CD | C14.019 | caspase DRONC (Drosophila melanogaster)-type peptidase | Cys284Arg, Cys318Ala double mutant | 2FP3 |
| CD | C14.026 | paracaspase | complex with Val-Arg-Pro-Arg inhibitor | 3UOA |
| CD | C14.048 | bacterial metacaspase | 3BIJ_A | |
| CD | C14.UPA | subfamily C14A unassigned peptidases | complex with inhibitor Ac-Tyr-Val-Ala-Asp-H | 1ICE |
| CF | C15.001 | pyroglutamyl-peptidase I (prokaryote) | 1A2Z_A | |
| CA | C16.009 | severe acute respiratory syndrome coronavirus papain-like peptidase | 2FE8 | |
| CM | C18.001 | hepatitis C virus peptidase 2 | catalytic domain of the NS2 protein only | 2HD0 |
| CA | C19.011 | ubiquitin-specific peptidase 8 | catalytic domain only | 2GFO |
| CA | C19.013 | ubiquitin-specific peptidase 2 | complex with ubiquitin | 2IBI |
| CA | C19.015 | ubiquitin-specific peptidase 14 | 2AYN | |
| CA | C19.016 | ubiquitin-specific peptidase 7 | complex with ubiquitin aldehyde | 1NBF |
| CA | C19.079 | ubiquitin-specific peptidase 6 (Saccharomyces-type) | 1VJV | |
| CA | C19.087 | ubiquitin-specific peptidase 8 (Saccharomyces cerevisiae)-like peptidase | complex with SUS1, SAGA-associated factors 11 and 73 bound to ubiquitin aldehyde. | 3MHS |
| CD | C25.003 | gingipain RgpB | Complex with D-Phe-Phe-Arg-chloromethylketone inhibitor | 1CVR_A |
| PC | C26.001 | gamma-glutamyl hydrolase | tetramer | 1L9X_A |
| CA | C28.001 | foot-and-mouth disease virus L-peptidase | Cys51Ala, Cys133Ser and Met126Val engineered mutant. | 1QMY_A |
| PA | C30.002 | avian infectious bronchitis coronavirus 3C-like peptidase | complex with Michael acceptor inhibitor N3 | 2Q6F |
| PA | C30.003 | human coronavirus 229E main peptidase | 1P9S_A | |
| PA | C30.004 | porcine transmissible gastroenteritis virus-type main peptidase | 1LVO_A | |
| PA | C30.005 | SARS coronavirus picornain 3C-like peptidase | 1UJ1_A | |
| CA | C31.UPW | family C31 unassigned peptidases | 3IFU | |
| CA | C32.001 | equine arteritis virus-type cysteine peptidase | 3MTV | |
| PA | C37.001 | calicivirin | 1WQS_A | |
| CA | C39.001 | bacteriocin-processing peptidase | peptidase domain only | 3K8U |
| CO | C40.009 | NLP/P60 (Nostoc punctiforme)-like putative peptidase | TOPSAN | 2EVR |
| CO | C40.UPW | family C40 unassigned peptidases | 3H41_A | |
| PB | C44.001 | amidophosphoribosyltransferase precursor | 1GPH | |
| PB | C44.971 | glucosamine-fructose-6-phosphate aminotransferase | complex with glutamate | 1GDO_A |
| PB | C45.001 | acyl-coenzyme A:6-aminopenicillanic acid acyl-transferase precursor | precursor | 2X1C |
| PD | C46.001 | hedgehog protein | autoprocessing domain | 1AT0 |
| PD | C46.002 | Sonic hedgehog protein | amino-terminal domain complexed with zinc | 1VHH |
| CA | C47.001 | staphopain A | complex with E64 | 1CV8 |
| CA | C47.002 | staphopain B | precursor | 1X9Y |
| CE | C48.001 | Ulp1 peptidase | peptidase unit; complex with ubiquitin-like protein SMT3 | 1EUV_A |
| CE | C48.002 | SENP1 peptidase | complex with sumo2 | 2CKG |
| CE | C48.007 | SENP2 peptidase | Complex with sumo-1 | 1TGZ_A |
| CE | C48.009 | SENP7 peptidase | catalytic domain only | 3EAY |
| CE | C48.UPW | family C48 unassigned peptidases | complex with ubiquitin-Like Protein Nedd8 | 1XT9 |
| CA | C54.002 | autophagin-2 | cysteine protease atg4a | 2P82_A |
| CA | C54.003 | autophagin-1 | 2CY7 | |
| PC | C56.001 | PfpI peptidase | 1G2I_A | |
| PC | C56.004 | YDR533C putative peptidase | 1RW7_A | |
| CA | C58.002 | AvrPphB peptidase | 1UKF_A | |
| PB | C59.001 | penicillin V acylase precursor | 2PVA_A | |
| PB | C59.951 | choloylglycine hydrolase | 2BJF_A | |
| CL | C60.001 | sortase A (Staphylococcus-type) | 1T2P_A | |
| CL | C60.002 | sortase B | 1NG5_A | |
| CL | C60.006 | sortase A (Streptococcus-type) | 3FN5_A | |
| CL | C60.007 | sortase C1 (Streptococcus sp.) | 2W1J_A | |
| CA | C64.003 | A20 peptidase | OTU domain only | 2VFJ |
| CA | C65.001 | otubain-1 | 2ZFY | |
| CA | C65.002 | otubain-2 | 1TFF | |
| CA | C66.001 | IdeS peptidase | 1Y08 | |
| CA | C78.001 | UfSP1 peptidase | 2Z84 | |
| CD | C80.001 | RTX self-cleaving toxin | peptidase domain only | 3EEB |
| CD | C80.003 | self-cleaving toxin B (Clostridium-type) | 3PEE | |
| CL | C82.001 | L,D-transpeptidase (Enterococcus-type) | 1ZAT | |
| CA | C83.001 | gamma-glutamylcysteine dipeptidyltranspeptidase | complex with glutathione | 2BU3 |
| CA | C85.001 | OTLD1 deubiquitinylating enzyme | catalytic domain only; complex with ubiquitin aldehyde | 3TMP |
| CA | C85.006 | OTU1 peptidase (Saccharomyces cerevisiae-type) | complex with ubiquitin | 3C0R |
| CA | C87.001 | nairovirus deubiquitinylating peptidase | complex with ubiquitin | 3PT2_A |
| CA | C93.UPW | family C93 unassigned peptidases | calcium-bound form | 4FGO |
| CP | C97.001 | DeSI-1 peptidase | 2WP7 | |
| GA | G01.001 | scytalidoglutamic peptidase | 1S2B | |
| GA | G01.002 | aspergilloglutamic peptidase | 1Y43_A | |
| GB | G02.001 | pre-neck appendage protein (Bacillus phage phi29) | 3GQN | |
| MA | M01.004 | leukotriene A4 hydrolase | complex with bestatin | 1HS6_A |
| MA | M01.005 | alanyl aminopeptidase (bacterial-type) | 2DQ6_A | |
| MA | M01.018 | endoplasmic reticulum aminopeptidase 1 | complex with bestatin | 3MDJ |
| MA | M01.021 | tricorn interacting factor F3 | 1Z1W | |
| MA | M01.024 | ERAP2 aminopeptidase | 3SE6 | |
| MA | M01.029 | M1 aminopeptidase (Plasmodium spp.) | complex with bestatin | 3EBH_A |
| MA | M01.031 | cold-active aminopeptidase (Colwellia psychrerythraea)-type peptidase | crystal structure of cold-aminopeptidase from colwellia psychrerythraea ***caveat 3cia incorrect chirality at five calpha leu | 3CIA_A |
| MA | M01.034 | leukotriene A4 hydrolase (Saccharomyces cerevisiae) | complex with bestatin | 2XQ0 |
| MA | M02.001 | angiotensin-converting enzyme peptidase unit 1 | 1O8A | |
| MA | M02.001 | angiotensin-converting enzyme peptidase unit 1 | N-terminal catalytic domain only | 2C6F_A |
| MA | M02.003 | peptidyl-dipeptidase Ance | 1J36_A | |
| MA | M02.004 | angiotensin-converting enzyme peptidase unit 2 | 1O8A | |
| MA | M02.006 | angiotensin-converting enzyme-2 | structure of sars coronavirus spike receptor-binding domain complexed with its receptor | 2AJF_A |
| MA | M03.001 | thimet oligopeptidase | 1S4B | |
| MA | M03.002 | neurolysin | 1I1I_P | |
| MA | M03.007 | oligopeptidase F | TOPSAN | 3CE2 |
| MA | M03.010 | Pz-peptidase A | 2H1N | |
| MA | M04.001 | thermolysin | complex with phosphoramidon | 1TLP |
| MA | M04.001 | thermolysin | 1NPC | |
| MA | M04.005 | pseudolysin | 1EZM | |
| MA | M04.009 | aureolysin | 1BQB | |
| MA | M04.025 | protealysin | precursor of protealysin, metalloproteinase from serratia proteamaculans. | 2VQX_A |
| MA | M07.001 | snapalysin | 1KUH | |
| MA | M08.001 | leishmanolysin | 1LML | |
| MA | M09.002 | bacterial collagenase G/A | complex with isoamylphosphonyl-Gly-Pro-Ala | 2Y6I |
| MA | M10.001 | matrix metallopeptidase-1 | catalytic domain; complex with [[1-[N-hydroxy-acetamidyl]-3-methyl-butyl]-carbonyl-leucinyl]-alanine ethyl ester | 2TCL |
| MA | M10.001 | matrix metallopeptidase-1 | 1FBL | |
| MA | M10.002 | matrix metallopeptidase-8 | complex with 3-formyl-2-hydroxy-5-methyl-hexanoic acid hydroxyamide | 1KBC |
| MA | M10.003 | matrix metallopeptidase-2 | 1CK7_A | |
| MA | M10.004 | matrix metallopeptidase-9 | 1L6J | |
| MA | M10.005 | matrix metallopeptidase-3 | catalytic domain; complex with carboxylic acid based inhibitor (1N)-4-N-butoxyphenylsulfonyl-(2R)-N-hydroxycarboxamido-(4S)-methanesulfonylamino-pyrrolidine | 1G49 |
| MA | M10.006 | matrix metallopeptidase-10 (Homo sapiens-type) | homotrimer; catalytic domain only | 1Q3A |
| MA | M10.007 | matrix metallopeptidase-11 | catalytic domain; complex with phosphinic inhibitor R-2-[4’-methoxy-(1,1’-biphenyl)-4-yl]-sulfonyl-amino-6-methoxy-hex-4-ynoic acid | 1HV5 |
| MA | M10.008 | matrix metallopeptidase-7 | complex with N4-hydroxy-2-isobutyl-N1-(9-oxo-1,8-diaza-tricyclo[10.6.1.013,18]nonadeca-12(19),13,15,17-tetraen-10-yl)-succinamide | 1MMQ |
| MA | M10.009 | matrix metallopeptidase-12 | 1JK3 | |
| MA | M10.013 | matrix metallopeptidase-13 | catalytic domain | 1CXV |
| MA | M10.016 | membrane-type matrix metallopeptidase-3 | catalytic domain | 1RM8_A |
| MA | M10.051 | serralysin | complex with CBZ-Leu-hydroxyaminoalanine | 1AF0 |
| MA | M10.054 | peptidase C (Erwinia-type) | 1K7G | |
| MA | M10.056 | aeruginolysin | 1AKL | |
| MA | M10.062 | psychrophilic alkaline metallopeptidase (Pseudomonas sp.) | 1H71 | |
| MA | M10.UPA | subfamily M10A unassigned peptidases | 3P24 | |
| MA | M12.001 | astacin | 1AST | |
| MA | M12.005 | procollagen C-peptidase | peptidase domain only | 3EDG |
| MA | M12.007 | choriolysin H | 3LQB | |
| MA | M12.016 | vertebrate tolloid-like 1 protein | peptidase domain only | 3EDI |
| MA | M12.131 | acutolysin A | crystallized at pH 7.5 | 1BSW |
| MA | M12.140 | bothropasin | Complex with POL647 inhibitor | 3DSL |
| MA | M12.141 | adamalysin | 1IAG | |
| MA | M12.144 | atrolysin C | form D | 1DTH |
| MA | M12.155 | trimerelysin II | 1WNI_A | |
| MA | M12.158 | russellysin | 2E3X | |
| MA | M12.186 | vascular apoptosis-inducing protein 1 | 2ERP | |
| MA | M12.217 | ADAM17 peptidase | catalytic domain | 1BKC_A |
| MA | M12.221 | ADAMTS4 peptidase | complex with inhibitor N-(4’-[(4-isobutyrylphenoxy)methyl]biphenyl- 4-ylsulfonyl)-D-valine | 2RJP_A |
| MA | M12.222 | ADAMTS1 peptidase | catalytic domain and cysteine-rich domain (apo-form) | 2V4B_A |
| MA | M12.225 | ADAMTS5 peptidase | high resolution crystal structure of the catalytic domain of adamts-5 (aggrecanase-2) | 3B8Z_A |
| MA | M12.242 | TM-3 peptidase (Trimeresurus mucrosquamatus) | complex with cadmium | 1KUF |
| MA | M12.244 | ADAM33 peptidase | Catalytic domain only | 1R55_A |
| MA | M12.311 | BaP1 peptidase (Bothrops asper) | 1ND1_A | |
| MA | M12.332 | catrocollastatin | form 2- 1 crystal | 2DW0_A |
| MA | M12.337 | acutolysin F | 1QUA | |
| MA | M13.001 | neprilysin | complex with phosphoramidon | 1DMT_A |
| MA | M13.002 | endothelin-converting enzyme 1 | complex with phosphoramidon | 3DWB |
| MA | M13.009 | Zmp1 peptidase (Mycobacterium-type) | complex with phosphoramidon | 3ZUK |
| MC | M14.001 | carboxypeptidase A1 | complex with glycyl-L-tyrosine | 3CPA |
| MC | M14.001 | carboxypeptidase A1 | precursor | 1PCA |
| MC | M14.002 | carboxypeptidase A2 | precursor | 1AYE |
| MC | M14.003 | carboxypeptidase B | precursor | 1NSA |
| MC | M14.004 | carboxypeptidase N | catalytic domain only | 2NSM |
| MC | M14.006 | carboxypeptidase M | 1UWY | |
| MC | M14.007 | carboxypeptidase T | 1OBR | |
| MC | M14.009 | carboxypeptidase B2 | 3D66_A | |
| MC | M14.009 | carboxypeptidase B2 | complex with tick carboxypeptidase inhibitor | 3D4U_A |
| MC | M14.011 | metallocarboxypeptidase D peptidase unit 1 | domain II; complex with GEMSA | 1H8L_A |
| MC | M14.011 | metallocarboxypeptidase D peptidase unit 1 | domain II | 1QMU_A |
| MC | M14.017 | carboxypeptidase A4 | complex with human latexin | 2BO9_A |
| MC | M14.024 | insect gut carboxypeptidase-1 | Mature peptidase | 1JQG |
| MD | M15.001 | zinc D-Ala-D-Ala carboxypeptidase (Streptomyces-type) | 1LBU | |
| MD | M15.011 | vanX D-Ala-D-Ala dipeptidase | 1R44_A | |
| MD | M15.021 | Ply500 L-Ala-D-Glu peptidase | catalytic domain only | 2VO9 |
| ME | M16.001 | pitrilysin | 1Q2L_A | |
| ME | M16.002 | insulysin | complex with oxidized insulin B chain | 2G54 |
| ME | M16.003 | mitochondrial processing peptidase beta-subunit | complex with alpha subunit | 1HR6_B |
| ME | M16.012 | PreP1 peptidase (Arabidopsis-type) | 2FGE | |
| ME | M16.019 | YMXG peptidase | apoenzyme | 3AMI_A |
| ME | M16.984 | insulysin unit 3 | complex with oxidized insulin B chain | 2G54 |
| MF | M17.001 | leucine aminopeptidase 3 | complex with amastatin | 1BLL |
| MF | M17.003 | PepA aminopeptidase | 1GYT | |
| MF | M17.A05 | ZK353.6 (Caenorhabditis elegans) | 2HC9_A | |
| MH | M18.002 | aspartyl aminopeptidase | 2IJZ_A | |
| MH | M18.003 | aspartyl aminopeptidase (Plasmodium-type) | 4EME | |
| MH | M18.004 | apeA putative peptidase | 1Y7E_A | |
| MJ | M19.001 | membrane dipeptidase | 1ITQ_A | |
| MJ | M19.012 | Caul_3875-type dipeptidase | 2RAG_A | |
| MH | M20.001 | glutamate carboxypeptidase | tetramer | 1CG2_A |
| MH | M20.003 | peptidase T | 1FNO_A | |
| MH | M20.004 | peptidase V | 1LFW_A | |
| MH | M20.005 | carnosine dipeptidase II | complex with zinc and bestatin | 2ZOG |
| MH | M20.007 | Xaa-His dipeptidase | 2QYV_A | |
| MH | M20.010 | DapE peptidase | 1VGY_A | |
| MH | M20.014 | indoleacetyl amino acid hydrolase | 1XMB | |
| MH | M20.015 | YxeP putative peptidase | TOPSAN | 1YSJ_A |
| MH | M20.016 | BT3549 putative peptidase | TOPSAN | 3CT9 |
| MH | M20.018 | BC4143 protein | TOPSAN | 3GB0_A |
| MH | M20.019 | HMRA peptidase (Staphylococcus-type) | 3RAM | |
| MO | M23.008 | gp13 peptidase (bacteriophage phi-29) | 3CSQ | |
| MO | M23.013 | LytM glycyl-glycine endopeptidase (Staphylococcus aureus) | latent form | 1QWY |
| MG | M24.001 | methionyl aminopeptidase 1 (Escherichia-type) | 1MAT | |
| MG | M24.002 | methionyl aminopeptidase 2 | complex with TNP-470 inhibitor | 1B6A |
| MG | M24.003 | Xaa-Pro dipeptidase (bacteria-type) | 3L24 | |
| MG | M24.004 | aminopeptidase P (bacteria) | complex with inhibitor Pro-Leu | 1A16 |
| MG | M24.007 | Xaa-Pro dipeptidase (eukaryote) | 2OKN_A | |
| MG | M24.008 | hyperthermophile prolidase | 1WY2_A | |
| MG | M24.031 | leucine aminopeptidase (Thermotoga-type) | 2ZSG_A | |
| MG | M24.034 | PH0974 dipeptidase | 1WN1_A | |
| MG | M24.035 | methionyl aminopeptidase (archaean-type) (Pyrococcus furiosus) | dimer | 1XGS |
| MA | M27.001 | tentoxilysin | structural analysis of the catalytic domain of tetanus neurotoxin | 1YVG_A |
| MA | M27.002 | bontoxilysin | catalytic domain | 1F82_A |
| MH | M28.002 | aminopeptidase Ap1 | 1AMP | |
| MH | M28.003 | aminopeptidase S (Streptomyces-type) | 1XJO | |
| MH | M28.010 | glutamate carboxypeptidase II | 1Z8L_A | |
| MH | M28.020 | AM-1 aminopeptidase | aminopeptidase from aneurinibacillus sp. strain am-1 with bestatin | 2EK9_A |
| MQ | M29.001 | aminopeptidase T | wild-type | 2AYI_A |
| MQ | M29.005 | aminopeptidase S (Staphylococcus-type) | 1ZJC | |
| MA | M32.001 | carboxypeptidase Taq | 1WGZ_A | |
| MA | M32.002 | carboxypeptidase Pfu | apoenzyme | 1K9X_A |
| MA | M32.003 | TcMCP1 carboxypeptidase | 3DWC | |
| MA | M34.001 | anthrax lethal factor | precursor | 1J7N_B |
| MA | M35.002 | deuterolysin | 1EB6_A | |
| MA | M35.004 | peptidyl-Lys metallopeptidase | 1G12 | |
| MJ | M38.001 | isoaspartyl dipeptidase (metallo-type) | 1ONW | |
| MA | M41.021 | FtsH peptidase (Thermotoga-type) | cytoplasmic domain only | 2CE7 |
| MH | M42.001 | glutamyl aminopeptidase (bacterium) | 1VHE_A | |
| MH | M42.003 | PhTET1 aminopeptidase | pyrococcus horikoshii tet1 peptidase can assemble into a tetrahedron or a large octahedral shell | 2CF4_A |
| MH | M42.004 | PhTET2 aminopeptidase | 1XFO_A | |
| MH | M42.006 | FrvX putative peptidase | TOPSAN | 3CPX |
| MH | M42.007 | TM1048-type putative peptidase | 1VHO | |
| MH | M42.008 | YpdE-type putative peptidase | 1YLO_A | |
| MH | M42.009 | PhTET3 aminopeptidase | 3d structure of tet3 from pyrococcus horikoshii | 2VPU_A |
| MA | M43.007 | ulilysin | complex with batimastat. | 2J83_A |
| MA | M48.019 | GSU1437 putative peptidase | TOPSAN | 3C37 |
| MA | M49.001 | dipeptidyl-peptidase III | 3FVY_A | |
| MM | M50.006 | MjS2P-type peptidase | 3B4R_A | |
| MN | M55.001 | D-aminopeptidase DppA | homodecamer | 1HI9 |
| MP | M67.003 | Mername-AA165 peptidase | dub domain | 2ZNR_A |
| MP | M67.010 | JAMM-like protein (Archaeoglobus-type) | 1OI0_A | |
| MD | M74.001 | murein endopeptidase | 1U10_A | |
| MS | M75.UPW | family M75 unassigned peptidases | 3N8U | |
| MT | M81.UPW | family M81 unassigned peptidases | 3IUU | |
| MC | M86.001 | PghP gamma-polyglutamate hydrolase (bacteriophage) | 3A9L | |
| MA | M90.001 | MtfA peptidase | 3KHI | |
| NA | N01.001 | nodavirus peptide lyase | complex with duplex RNA | 2BBV |
| NA | N02.001 | tetravirus coat protein | 1OHF | |
| ND | N04.001 | Tsh-associated self-cleaving domain (Escherichia coli) and similar | Asn1100Asp mutant; integral membrane domain | 3AEH_A |
| NE | N05.UPW | family N5 unassigned peptide lyases | mature protein | 2VF1 |
| NB | N06.001 | YscU protein | C-terminal domain; Asn263Ala, Pro264Ala mutant | 2JLJ |
| NB | N06.003 | EscU protein (Escherichia coli) | cleaved C-terminal domains (215-262, 263-345) | 3BZO |
| NC | N07.001 | reovirus type 1 coat protein | cleaved form | 1JMU_A |
| NA | N08.001 | poliovirus capsid VP0-type self-cleaving protein | 1NCQ | |
| PD | N09.001 | intein-containing V-type proton ATPase catalytic subunit A | endonuclease PI-SCEI domain only | 1VDE |
| PD | N10.009 | Mtu recA intein (Mycobacterium sp.) | intein | 2IN9 |
| PE | P01.001 | DmpA aminopeptidase | 1B65_A | |
| PA | S01.001 | chymotrypsin A (cattle-type) | complex with basic pancreatic trypsin inhibitor | 1CBW_ABC |
| PA | S01.001 | chymotrypsin A (cattle-type) | gamma-chymotrypsin A; complex with N-ac-L-Ala-L-Phe-chloroethylketone | 2GMT |
| PA | S01.010 | granzyme B (Homo sapiens-type) | complex with acetyl-Ile-Glu-Pro-Asp aldehyde | 1IAU |
| PA | S01.017 | kallikrein-related peptidase 5 | complex with leupeptin and zinc | 2PSY |
| PA | S01.021 | DESC1 peptidase | 2OQ5 | |
| PA | S01.023 | flavoxobin | AAV-SP-I | 1OP0_A |
| PA | S01.035 | brachyurin-T | complex with crayfish trypsin | 2F91_B |
| PA | S01.094 | trypsin 1 (Rattus-type) | complex with benzamidine | 1BRA |
| PA | S01.101 | trypsin (Streptomyces griseus-type) | 1SGT | |
| PA | S01.103 | trypsin (fungal) | 1TRY | |
| PA | S01.109 | astrovirus serine peptidase | structural and biochemical analysis of human pathogenic astrovirus serine protease at 2.0 angstrom resolution | 2W5E_A |
| PA | S01.119 | trypsin-2 type C | 1DPO | |
| PA | S01.121 | hypodermin C | 1HYL | |
| PA | S01.122 | brachyurin-C | complex with ecotin inhibitor | 1AZZ_A |
| PA | S01.125 | trypsin-1 (fish) | complex with benzamidine inhibitor | 1BIT |
| PA | S01.126 | trypsin-3 (fish) | complex with benzamidine inhibitor | 1A0J |
| PA | S01.127 | cationic trypsin (Homo sapiens-type) | complex with DFP | 1TRN |
| PA | S01.131 | elastase-2 | complex with MeOSuc-Ala-Ala-Pro-Ala chloromethyl ketone | 1HNE |
| PA | S01.133 | cathepsin G | complex with Suc-Val-Pro-PhEP inhibitor | 1CGH |
| PA | S01.134 | myeloblastin | 1FUJ | |
| PA | S01.135 | granzyme A | complex with D-Phe-Pro-deoxo-methyl-Arg | 1ORF |
| PA | S01.137 | granzyme C | 3FZZ | |
| PA | S01.139 | granzyme M | 2ZGC_A | |
| PA | S01.140 | chymase (Homo sapiens-type) | complex with PMSF | 1KLT |
| PA | S01.141 | mast cell peptidase 1 (Rattus-type) | 3RP2 | |
| PA | S01.142 | duodenase | 1EUF | |
| PA | S01.143 | tryptase alpha | Asp216Gly mutant; complex with leupeptin | 2F9P |
| PA | S01.146 | granzyme K | precursor | 1MZA |
| PA | S01.150 | mast cell peptidase 5 (mouse numbering) | hamster chymase 2 | 2RDL_A |
| PA | S01.151 | trypsin 1 | complex with leupeptin | 1JRS |
| PA | S01.152 | chymotrypsin B | trypsin-like mutant (Ser189Asp, Ala226Gly) | 2JET_A |
| PA | S01.153 | elastase-1 | complex with trifluoroacetyl-L-Phe-P-isopropylanilide | 1ELC |
| PA | S01.155 | pancreatic elastase II | complex with GR143783 inhibitor | 1BRU |
| PA | S01.156 | enteropeptidase | peptidase domain; complex with Val-Asp-Asp-Asp-Asp-Lys-chloromethyl ketone inhibitor | 1EKB |
| PA | S01.157 | chymotrypsin C | complex of procarboxypeptidase A, proproteinase E and chymotrypsinogen C | 1PYT_C |
| PA | S01.159 | prostasin | 3DFJ | |
| PA | S01.160 | kallikrein 1 | complex with bovine pancreatic trypsin inhibitor | 2KAI_AB |
| PA | S01.162 | kallikrein-related peptidase 3 | 2ZCH_P | |
| PA | S01.170 | kallikrein 1-related peptidase b3 | 1SGF_G | |
| PA | S01.171 | kallikrein 1 (Equus caballus) | 1GVZ | |
| PA | S01.172 | kallikrein 1-related peptidase c2 (Rattus norvegicus) | 1TON | |
| PA | S01.173 | kallikrein 13 (Mus musculus) | 1AO5 | |
| PA | S01.174 | mesotrypsin | complex with bovine pancreatic trypsin inhibitor | 2R9P_A |
| PA | S01.186 | snake venom plasminogen activator | complex with Glu-Gly-Arg-chloromethylketone inhibitor | 1BQY |
| PA | S01.191 | complement factor D | complex with isatoic anhydride inhibitor | 1BIO |
| PA | S01.192 | complement component activated C1r | precursor | 1MD7_A |
| PA | S01.193 | complement component activated C1s | catalytic domain | 1ELV |
| PA | S01.194 | complement component C2a | catalytic component 2a only | 2ODP |
| PA | S01.196 | complement factor Bb | catalytic domain | 1DLE_A |
| PA | S01.198 | mannan-binding lectin-associated serine peptidase 1 | catalytic domain | 3GOV_A |
| PA | S01.204 | prophenoloxidase-activating peptidase-I | peptidase unit only | 2OLG |
| PA | S01.212 | plasma kallikrein | catalytic domain only | 2ANY |
| PA | S01.213 | coagulation factor XIa | catalytic domain; complex with Kunitz protease inhibitor domain of protease nexin II | 1ZJD_A |
| PA | S01.214 | coagulation factor IXa | complex with D-Phe-Pro-Arg | 1PFX |
| PA | S01.215 | coagulation factor VIIa | complex with soluble recombinant tissue factor | 1DAN |
| PA | S01.216 | coagulation factor Xa | factor Xa | 1HCG |
| PA | S01.217 | thrombin | complex with D-Phe-Pro-Arg chloromethylketone | 1ABJ |
| PA | S01.218 | protein C (activated) | complex with inhibitor beta-hydroxy-Asp-D-Phe-deoxy-methyl-Arg | 1AUT |
| PA | S01.223 | acrosin | 1FIZ | |
| PA | S01.224 | hepsin | 1O5F_L | |
| PA | S01.228 | hepatocyte growth factor activator | 1YBW | |
| PA | S01.229 | mannan-binding lectin-associated serine peptidase 2 | catalytic domain only | 1Q3X |
| PA | S01.231 | urokinase-type plasminogen activator | peptidase domain; complex with Glu-Gly-Arg chloromethyl ketone | 1LMW |
| PA | S01.232 | t-plasminogen activator | catalytic domain; complex with benzamidine | 1RTF |
| PA | S01.233 | plasmin | catalytic domain; complex with staphylokinase and Glu-Gly-deoxo-methylArg | 1BUI_A |
| PA | S01.236 | kallikrein-related peptidase 6 | precursor | 1GVL |
| PA | S01.236 | kallikrein-related peptidase 6 | complex with benzamidine inhibitor | 1LO6_A |
| PA | S01.239 | plasminogen activator (Desmodus-type) | catalytic domain. | 1A5I |
| PA | S01.243 | lumbrokinase | two-chain form | 1YM0 |
| PA | S01.244 | kallikrein-related peptidase 8 | dimer | 1NPM |
| PA | S01.251 | kallikrein-related peptidase 4 | human kallikrein 4 complex with nickel and p- aminobenzamidine | 2BDG_A |
| PA | S01.261 | streptogrisin A | complex with chymostatin | 1SGC |
| PA | S01.262 | streptogrisin B | complex with turkey ovomucoid third domain | 1SGP_E |
| PA | S01.267 | streptogrisin E | complex with tetrapeptide ligand | 1HPG |
| PA | S01.268 | alpha-lytic endopeptidase | 2ALP | |
| PA | S01.269 | glutamyl endopeptidase I | 1QY6 | |
| PA | S01.270 | exfoliatin A | 1EXF | |
| PA | S01.273 | DegP peptidase | dimer | 1KY9_A |
| PA | S01.275 | DegS peptidase | complex with activating decapeptide | 1SOZ |
| PA | S01.278 | HtrA2 peptidase | 1LCY_A | |
| PA | S01.280 | lysyl endopeptidase (bacteria) | complex with N(alpha)-p-tosyl-L-Lys chloromethylketone | 1ARC |
| PA | S01.282 | SplB peptidase (Staphylococcus aureus) | 2VID | |
| PA | S01.283 | SplC peptidase (Staphylococcus aureus) | functional and structural characterization of spl proteases from staphylococcus aureus | 2AS9_A |
| PA | S01.300 | kallikrein-related peptidase 7 | high resolution structure of human kallikrein 7 in complex with suc-ala-ala-pro-phe-chloromethylketone | 2QXI_A |
| PA | S01.302 | matriptase | 2GV6_A | |
| PA | S01.393 | NAPase (Nocardiopsis alba) | 2OUA | |
| PA | S01.422 | fibrinolytic enzyme A (Annelida-type) | 1M9U | |
| PA | S01.431 | SFase-2 endopeptidase | 2SFA | |
| PA | S01.438 | fire ant chymotrypsin | complex with PMSF | 1EQ9 |
| PA | S01.443 | glutamyl peptidase BI | complex with 2-methyl-2,4-pentanediol | 1P3E |
| PA | S01.466 | ACC-C peptidase | benzamidine-inhibited | 2AIQ_A |
| PA | S01.470 | cellulomonadin | 2EA3 | |
| PA | S01.491 | HtrA peptidase (Thermotoga maritima-type) | peptidase domain only. | 1L1J |
| PA | S01.502 | Grass peptidase (Insecta) | 2XXL | |
| PA | S01.931 | kallikrein 1-related peptidase b4 (Mus musculus) | complex with beta and gamma chains | 1SGF_A |
| PA | S01.UPE | subfamily S1E unassigned peptidases | 2PFE | |
| PA | S03.001 | togavirin | 2SNV | |
| PA | S06.003 | Tsh peptidase | 1WXR | |
| PA | S07.003 | Zika virus NS2B-NS3 peptidase | complex with Bz-Nle-Lys- Arg-Arg-H | 2FP7 |
| SB | S08.001 | subtilisin Carlsberg | complex with N-tert-butoxycarbonyl-Ala-Pro-Phe-O-benzoyl hydroxylamine | 1SCN |
| SB | S08.002 | mesentericopeptidase | complex with eglin-C | 1MEE_A |
| SB | S08.003 | subtilisin lentus | 1ST3 | |
| SB | S08.003 | subtilisin lentus | 1GCI | |
| SB | S08.007 | thermitase | 1THM | |
| SB | S08.009 | subtilisin Ak1 | 1DBI | |
| SB | S08.010 | M-peptidase | 1MPT | |
| SB | S08.020 | C5a peptidase | 1XF1_A | |
| SB | S08.020 | C5a peptidase | 3EIF | |
| SB | S08.021 | fervidolysin | 1R6V | |
| SB | S08.022 | bpr peptidase (Dichelobacter nodosus) | 3TI9 | |
| SB | S08.030 | IspA peptidase | precursor | 2X8J |
| SB | S08.034 | subtilisin BPN’ | complex with chymotrypsin inhibitor 2 | 2SNI_E |
| SB | S08.036 | subtilisin E | Ser221Cys mutant; complex with propeptide | 1SCJ_A |
| SB | S08.037 | subtilisin DY | complex with N-Bz-Ala-Pro-Phe-choromethyl ketone inhibitor | 1BH6 |
| SB | S08.039 | PCSK9 peptidase | 2P4E_P | |
| SB | S08.054 | endopeptidase K | 2PRK | |
| SB | S08.070 | kexin | complex with N-acetyl-L-alanyl-6-ammonio-N-[(1R)-4-carbamimidamido-1-(dihydroxyboranyl)butyl]-L-norleucinamide | 1OT5_A |
| SB | S08.071 | furin | homooctomer | 1P8J |
| SB | S08.113 | sfericase | 2IXT | |
| SB | S08.123 | KP-43 peptidase | 1WMD_A | |
| SB | S08.125 | AspA (Aeromonas sobria)-type peptidase | 3HJR | |
| SB | S08.129 | Tk-subtilisin | Ser324Alamutant; complex with Gly56Glu-propeptide mutant | 2Z57_A |
| SB | S08.151 | SlSBT3 g.p. (Solanum lycopersicum) | 3I6S | |
| SB | S08.UPA | subfamily S8A unassigned peptidases | 2B6N_A | |
| SB | S08.UPA | subfamily S8A unassigned peptidases | complex with chymostatin | 1WVM_A |
| SC | S09.001 | prolyl oligopeptidase | complex with Z-Pro-prolinal inhibitor | 1QFS |
| SC | S09.003 | dipeptidyl-peptidase IV (eukaryote) | complex with inhibitor 2-amino-3-methyl-1-pyrrolidin-1-yl-butan-1-one | 1N1M_A |
| SC | S09.007 | fibroblast activation protein alpha subunit | 1Z68_A | |
| SC | S09.009 | dipeptidyl-peptidase 4 (bacteria-type 1) | 2ECF | |
| SC | S09.017 | prolyl tripeptidyl peptidase | prolyl tripeptidyl aminopeptidase mutant e636a complexd with an inhibitor | 2Z3Z_A |
| SC | S09.024 | Mername-AA264 putative peptidase (LP_1002 protein) (Lactobacillus plantarum) | TOPSAN | 3BJR |
| SC | S09.070 | acylaminoacyl peptidase (Aeropyrum-type) | 1VE6 | |
| SC | S10.001 | carboxypeptidase Y | 1CPY | |
| SC | S10.002 | serine carboxypeptidase A | physiological dimer of precursor | 1IVY_A |
| SC | S10.005 | serine carboxypeptidase D | complex with chymostatin | 1BCS |
| SC | S10.007 | kex carboxypeptidase | 1AC5 | |
| SE | S11.003 | penicillin-binding protein 6 | complex with ampicillin | 3ITA |
| SE | S11.004 | K15-type DD-transpeptidase | Cys98Asn mutant | 1ES4 |
| SE | S11.006 | D,D-carboxypeptidase PBP3 (Streptococcus-type) | 1XP4_A | |
| SE | S11.008 | penicillin-binding protein 5-type peptidase | complex with peptide-mimetic penicillin | 3BEC |
| SE | S11.010 | penicillin-binding protein 4 (Staphylococcus)-type peptidase | 1TVF_A | |
| SE | S12.001 | D-Ala-D-Ala carboxypeptidase B | 3PTE | |
| SE | S12.002 | aminopeptidase DmpB | 1EI5_A | |
| SE | S12.006 | class C beta-lactamase | complex with (p-iodophenylacetylamino)methylphosphinic acid | 1BLS |
| SE | S12.008 | Pab87 peptidase | 2QMI | |
| SE | S13.001 | D-Ala-D-Ala peptidase C | complex with penicillin-V | 2EX9_A |
| SE | S13.002 | D-Ala-D-Ala carboxypeptidase (Actinomadura-type) | 1W79 | |
| SK | S14.001 | peptidase Clp (type 1) | homotetradecamer | 1TYF_A |
| SK | S14.003 | peptidase Clp (type 3) | 1TG6_A | |
| SK | S14.008 | ClpP1 peptidase (Streptomyces-type) | peptidase subunit only | 2CE3 |
| SK | S14.011 | PFC0310c peptidase | catalytic domain | 2F6I_A |
| SC | S15.001 | Xaa-Pro dipeptidyl-peptidase | 1LNS_A | |
| SJ | S16.001 | Lon-A peptidase | catalytic domain only | 1RR9_A |
| SJ | S16.005 | Lon-B peptidase | proteolytic domain | 1Z0E_A |
| SJ | S16.008 | protease La (Methanocaldococcus-type) | 1XHK_A | |
| SH | S21.001 | assemblin | with di-isopropyl phosphate covalently bound to active site Ser129 | 1AT3_A |
| SH | S21.002 | cytomegalovirus assemblin | Ala143Val mutant | 1LAY |
| SH | S21.003 | Epstein-Barr virus-type assemblin | 1O6E | |
| SH | S21.005 | Varicella zoster assemblin | residues 10-236; Cys10Met mutant | 1VZV |
| SH | S21.006 | herpesvirus 8-type assemblin | 1FL1_A | |
| SF | S24.001 | repressor LexA | Gly85Asp mutant | 1JHF_A |
| SF | S24.002 | phage lambda repressor protein | C-terminal domain | 1F39 |
| SF | S24.003 | UmuD protein | UmuD’; selenomethionyl derivative | 1UMU |
| SF | S26.001 | signal peptidase I | complex with beta-lactam inhibitor (5S,6S)-6-[(R)acetoxyeth-2-yl]-penem-3-carboxylatepropane | 1B12_A |
| SC | S28.001 | lysosomal Pro-Xaa carboxypeptidase | 3N2Z | |
| SC | S28.002 | dipeptidyl-peptidase II | 3JYH | |
| PA | S29.001 | hepacivirin | complex with NS4A peptide | 1A1R |
| PA | S32.001 | equine arteritis virus serine peptidase | 1MBM_A | |
| SC | S33.001 | prolyl aminopeptidase | 1QTR_A | |
| SC | S33.005 | tricorn interacting factor F1 | 1MTZ | |
| SC | S33.016 | 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate hydrolase (Burkholderia-type) | 2OG1_A | |
| PA | S39.001 | sobemovirus peptidase | peptidase domain only | 1ZYO |
| SK | S41.002 | C-terminal processing peptidase-2 | 1FC6_A | |
| SK | S41.005 | tricorn core peptidase (archaea) | 1K32 | |
| PB | S45.001 | penicillin G acylase precursor | complex with calcium | 1PNK |
| PB | S45.002 | cephalosporin acylase precursor | 1OR0 | |
| PB | S45.002 | cephalosporin acylase precursor | 2AE4 | |
| PB | S45.003 | cephalosporin C acylase precursor | precursor. | 1KEH |
| PB | S45.UPW | family S45 unassigned peptidases | 2AE4 | |
| SK | S49.005 | archaean signal peptide peptidase 1 | 2DEO | |
| SJ | S50.001 | infectious pancreatic necrosis birnavirus Vp4 peptidase | 2PNL | |
| SJ | S50.004 | blotched snakehead birnavirus Vp4 peptidase | 2GEF | |
| PC | S51.001 | dipeptidase E | 1FYE_A | |
| PC | S51.003 | cyanophycinase | 3EN0 | |
| SB | S53.001 | sedolisin | complex with pseudoiodotyrostatin inhibitor | 1GA4 |
| SB | S53.001 | sedolisin | complex with a fragment of tyrostatin | 1GA6 |
| SB | S53.003 | tripeptidyl-peptidase I | precursor | 3EDY |
| SB | S53.004 | kumamolisin | precursor | 1T1E_A |
| SB | S53.009 | kumamolisin-As | kumamolisin-as, apoenzyme | 1SN7_A |
| ST | S54.016 | GlpG peptidase (Escherichia-type) | 2IC8 | |
| ST | S54.024 | GlpG peptidase (Haemophilus-type) | 2NR9 | |
| SP | S59.001 | nucleoporin 145 | autoproteolytic domain | 1KO6 |
| SR | S60.001 | lactoferrin | N-terminal half molecule | 1LCT |
| SR | S60.970 | lactotransferrin precursor, domain 2 | N-terminal lobe, holo form | 1IEJ_A |
| SS | S66.001 | murein tetrapeptidase LD-carboxypeptidase (Pseudomonas-type) | 1ZRS | |
| SS | S66.003 | microcin C7 immunity protein | 3GJZ_A | |
| SJ | S69.001 | Tellina virus 1 VP4 peptidase | 3P06 | |
| S- | S71.001 | MUC1 self-cleaving mucin | NMR structure | 2ACM |
| SO | S74.001 | Escherichia coli phage K1F endosialidase CIMCD self-cleaving protein | 3GW6 | |
| PB | T01.002 | archaean proteasome, beta component | 1PMA_B | |
| PB | T01.006 | HslV component of HslUV peptidase | complex with HslU | 1G4A |
| PB | T01.007 | CodW component of CodWX peptidase | 2Z3B | |
| PB | T01.010 | proteasome subunit beta1c | 20S proteasome | 1RYP_H |
| PB | T01.012 | proteasome subunit beta5c | complete proteasome | 1G0U_K |
| PB | T02.001 | glycosylasparaginase precursor | 1APY_A | |
| PB | T02.002 | isoaspartyl dipeptidase (threonine type) | 1T3M | |
| PB | T02.004 | taspase-1 | activated form | 2A8J |
| PB | T02.007 | Chryseobacterium meningosepticum-type N4-(beta-N-acetylglucosaminyl)-L-asparaginase | complex with substrate | 2GL9_A |
| PB | T03.001 | gamma-glutamyltransferase 1 (bacterial-type) | 2DBU_A | |
| PE | T05.002 | ArgJ protein (archea) | processed heterodimer | 1VRA |
| U- | U62.004 | TM0727-type putative peptidase | 1VL4 |
