+C Peptidases and inhibitors KO
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Peptidases and Inhibitors - Escherichia coli K-12 MG1655
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AAspartic peptidases
B Family A1: pepsin family
B Family A2: retropepsin family
B Family A5: thermopsin family
B Family A8: signal peptidase II family
C b0027 lspA; lipoprotein signal peptidase K03101 lspA; signal peptidase II [EC:3.4.23.36]
B Family A22: presenilin family
B Family A24: type IV prepilin peptidase family
C b2972 pppA; prepilin peptidase K02654 pilD; leader peptidase (prepilin peptidase) / N-methyltransferase [EC:3.4.23.43 2.1.1.-]
C b3335 gspO; Type II secretion system prepilin peptidase K02464 gspO; general secretion pathway protein O [EC:3.4.23.43 2.1.1.-]
B Family A25: gpr protease family
B Family A26: omptin family
C b0565 ompT; DLP12 prophage; protease 7 K01355 ompT; omptin [EC:3.4.23.49]
B Family A28
B Family A31: HybD endopeptidase family
C b0975 hyaD; putative hydrogenase 1 maturation protease HyaD K03605 hyaD; hydrogenase maturation protease [EC:3.4.23.-]
C b2993 hybD; hydrogenase 2 maturation protease K03605 hyaD; hydrogenase maturation protease [EC:3.4.23.-]
C b2717 hycI; hydrogenase 3 maturation protease K08315 hycI; hydrogenase 3 maturation protease [EC:3.4.23.51]
B Family A36
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ACysteine peptidases
B Family C1: papain family
B Family C2: calpain family
B Family C3: picornain family
B Family C4: NIa protease family
B Family C5
B Family C9
B Family C10: streptopain family
B Family C11: clostripain family
B Family C12: ubiquitin C-terminal hydrolase family
B Family C13: legumain family
B Family C14: caspase family
B Family C15: pyroglutamyl peptidase I family
B Family C16
B Family C19: ubiquitin-specific protease family
B Family C25: gingipain family
B Family C26: gamma-glutamyl hydrolase family
C b2507 guaA; GMP synthetase K01951 guaA; GMP synthase (glutamine-hydrolysing) [EC:6.3.5.2]
C b1298 puuD; gamma-glutamyl-gamma-aminobutyrate hydrolase K09473 puuD; gamma-glutamyl-gamma-aminobutyrate hydrolase [EC:3.5.1.94]
B Family C27
B Family C30
B Family C37
B Family C39
B Family C40
C b2175 mepS; peptidoglycan DD-endopeptidase/peptidoglycan LD-carboxypeptidase K13694 mepS; murein DD-endopeptidase / murein LD-carboxypeptidase [EC:3.4.-.- 3.4.17.13]
C b1655 mepH; peptidoglycan DD-endopeptidase MepH K19303 mepH; murein DD-endopeptidase [EC:3.4.-.-]
C b1708 nlpC; NlpC/P60 family lipoprotein NlpC K13695 nlpC; probable lipoprotein NlpC
B Family C44
C b2312 purF; amidophosphoribosyltransferase K00764 purF; amidophosphoribosyltransferase [EC:2.4.2.14]
C b3212 gltB; glutamate synthase subunit GltB K00265 gltB; glutamate synthase (NADPH) large chain [EC:1.4.1.13]
C b3729 glmS; L-glutamine--D-fructose-6-phosphate aminotransferase K00820 glmS; glutamine---fructose-6-phosphate transaminase (isomerizing) [EC:2.6.1.16]
C b0674 asnB; asparagine synthetase B K01953 asnB; asparagine synthase (glutamine-hydrolysing) [EC:6.3.5.4]
B Family C45
B Family C46: hedgehog family
B Family C47: staphopain family
B Family C48: Ulp1 endopeptidase family
B Family C50: separase family
B Family C54: Aut2 peptidase family
B Family C55: YopJ protease family
B Family C56: PfpI endopeptidase family
C b1967 hchA; protein/nucleic acid deglycase 1 K05523 hchA; D-lactate dehydratase / protein deglycase [EC:4.2.1.130 3.5.1.124]
C b3153 yhbO; protein/nucleic acid deglycase 2 K05520 yhbO; deglycase [EC:3.5.1.124]
C b0424 yajL; protein/nucleic acid deglycase 3 K03152 thiJ; protein deglycase [EC:3.5.1.124]
B Family C57: vaccinia virus I7 peptidase family
B Family C58
B Family C59
B Family C60
B Family C63
B Family C64
B Family C65
B Family C67
B Family C69
B Family C70
B Family C75
B Family C76
B Family C78
B Family C79
C b2269 elaD; protease ElaD K18015 elaD; deubiquitinase [EC:3.4.22.-]
B Family C82
C b1990 ldtA; L,D-transpeptidase LdtA K16291 erfK; L,D-transpeptidase ErfK/SrfK
C b1678 ldtE; L,D-transpeptidase LdtE K19234 ynhG; L,D-transpeptidase YnhG
C b0819 ldtB; L,D-transpeptidase LdtB K19235 ybiS; L,D-transpeptidase YbiS
C b1113 ldtC; L,D-transpeptidase LdtC K19236 ycfS; L,D-transpeptidase YcfS
C b0925 ldtD; L,D-transpeptidase LdtD K21470 ycbB; L,D-transpeptidase YcbB
B Family C83
B Family C85
B Family C86
B Family C88
B Family C89
B Family C97
B Family C98
B Family C110
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AGlutamic peptidases
B Family G1
B Family G4
B Family G5: prenyl protease 2 family
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AMetallo peptidases
B Family M1
C b0932 pepN; aminopeptidase N K01256 pepN; aminopeptidase N [EC:3.4.11.2]
B Family M2
B Family M3
C b3498 prlC; oligopeptidase A K01414 prlC; oligopeptidase A [EC:3.4.24.70]
C b1538 dcp; peptidyl-dipeptidase Dcp K01284 dcp; peptidyl-dipeptidase Dcp [EC:3.4.15.5]
B Family M4: thermolysin family
B Family M5: mycolysin family
B Family M6: immune inhibitor A family
B Family M7: snapalysin family
B Family M8: leishmanolysin family
B Family M9
B Family M10
B Family M12: astacin/adamalysin family
B Family M13: neprilysin family
B Family M14: carboxypeptidase A family
B Family M15: zinc D-Ala-D-Ala carboxypeptidase family
C b1488 ddpX; D-alanyl-D-alanine dipeptidase K08641 vanX; zinc D-Ala-D-Ala dipeptidase [EC:3.4.13.22]
B Family M16: pitrilysin family
C b2821 ptrA; protease 3 K01407 ptrA; protease III [EC:3.4.24.55]
C b1494 pqqL; periplasmic metalloprotease K07263 pqqL; zinc protease [EC:3.4.24.-]
B Family M17: leucyl aminopeptidase family
C b4260 pepA; aminopeptidase A/I K01255 CARP; leucyl aminopeptidase [EC:3.4.11.1]
C b2523 pepB; aminopeptidase B K07751 pepB; PepB aminopeptidase [EC:3.4.11.23]
B Family M18
B Family M19: membrane dipeptidase family
B Family M20
C b2472 dapE; succinyl-diaminopimelate desuccinylase K01439 dapE; succinyl-diaminopimelate desuccinylase [EC:3.5.1.18]
C b1127 pepT; peptidase T K01258 pepT; tripeptide aminopeptidase [EC:3.4.11.4]
C b0237 pepD; peptidase D K01270 pepD; dipeptidase D [EC:3.4.13.-]
C b1338 abgA; p-aminobenzoyl-glutamate hydrolase subunit A K12940 abgA; aminobenzoyl-glutamate utilization protein A
C b1337 abgB; p-aminobenzoyl-glutamate hydrolase subunit B K12941 abgB; aminobenzoyl-glutamate utilization protein B
C b0516 allC; allantoate amidohydrolase K02083 allC; allantoate deiminase [EC:3.5.3.9]
B Family M23
C b1856 mepM; peptidoglycan DD-endopeptidase MepM K19304 mepM; murein DD-endopeptidase [EC:3.4.24.-]
B Family M24
C b0168 map; methionine aminopeptidase K01265 map; methionyl aminopeptidase [EC:3.4.11.18]
C b3847 pepQ; Xaa-Pro dipeptidase K01271 pepQ; Xaa-Pro dipeptidase [EC:3.4.13.9]
C b2908 pepP; Xaa-Pro aminopeptidase K01262 pepP; Xaa-Pro aminopeptidase [EC:3.4.11.9]
C b2385 ypdF; aminopeptidase YpdF K08326 ypdF; aminopeptidase [EC:3.4.11.-]
B Family M26
B Family M27
B Family M28: aminopeptidase Y family
C b2753 iap; alkaline phosphatase isozyme conversion protein K09612 iap; alkaline phosphatase isozyme conversion protein [EC:3.4.11.-]
B Family M29: aminopeptidase T family
B Family M32: carboxypeptidase Taq family
B Family M34: anthrax lethal factor family
B Family M35: deuterolysin family
B Family M36: fungalysin family
B Family M38: beta-aspartyl dipeptidase family
C b4328 iadA; isoaspartyl dipeptidase K01305 iadA; beta-aspartyl-dipeptidase (metallo-type) [EC:3.4.19.-]
B Family M41: FtsH endopeptidase family
C b3178 ftsH; ATP-dependent zinc metalloprotease FtsH K03798 ftsH; cell division protease FtsH [EC:3.4.24.-]
B Family M42: glutamyl aminopeptidase family
C b3898 frvX; peptidase M42 family protein FrvX K18530 frvX; putative aminopeptidase FrvX [EC:3.4.11.-]
C b4305 sgcX; KpLE2 phage-like element; putative endoglucanase with Zn-dependent exopeptidase domain K20609 sgcX; putative aminopeptidase [EC:3.4.11.-]
B Family M43: cytophagalysin family
B Family M44
B Family M48: Ste24 endopeptidase family
C b1829 htpX; protease HtpX K03799 htpX; heat shock protein HtpX [EC:3.4.24.-]
C b0909 ycaL; periplasmic protease YcaL K07387 K07387; metalloprotease [EC:3.4.24.-]
C b2936 loiP; metalloprotease LoiP K07387 K07387; metalloprotease [EC:3.4.24.-]
C b2494 bepA; beta-barrel assembly-enhancing protease K01423 bepA; beta-barrel assembly-enhancing protease [EC:3.4.-.-]
B Family M49: dipeptidyl-peptidase III family
B Family M50: S2P protease family
C b0176 rseP; intramembrane zinc metalloprotease RseP K11749 rseP; regulator of sigma E protease [EC:3.4.24.-]
B Family M54
B Family M55: DppA aminopeptidase family
B Family M56
B Family M67
B Family M72
B Family M73
B Family M74
C b2328 mepA; peptidoglycan DD-endopeptidase/peptidoglycan LD-endopeptidase K07261 mepA; penicillin-insensitive murein DD-endopeptidase [EC:3.4.24.-]
B Family M80
B Family M82
B Family M85
B Family M88
B Family M90
C b1976 mtfA; Mlc titration factor K09933 mtfA; MtfA peptidase
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AAsparagine peptide lyases
B Family N1
B Family N8
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AMixed peptidases
B Family P1: DmpA aminopeptidase family
B Family P2
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ASerine peptidases
B Family S1: chymotrypsin family
C b1598 ydgD; putative serine protease YdgD K04775 ydgD; protease YdgD [EC:3.4.21.-]
C b0161 degP; periplasmic serine endoprotease DegP K04771 degP; serine protease Do [EC:3.4.21.107]
C b3234 degQ; periplasmic serine endoprotease K04772 degQ; serine protease DegQ [EC:3.4.21.-]
C b3235 degS; serine endoprotease K04691 hhoB; serine protease DegS [EC:3.4.21.-]
B Family S3: togavirin family
B Family S6
B Family S7: flavivirin family
B Family S8: subtilisin family
B Family S9: prolyl oligopeptidase family
C b1845 ptrB; oligopeptidase B K01354 ptrB; oligopeptidase B [EC:3.4.21.83]
B Family S10
B Family S11: D-Ala-D-Ala carboxypeptidase A family
C b0839 dacC; D-alanyl-D-alanine carboxypeptidase DacC K07258 dacC; serine-type D-Ala-D-Ala carboxypeptidase (penicillin-binding protein 5/6) [EC:3.4.16.4]
C b2010 dacD; D-alanyl-D-alanine carboxypeptidase DacD K07258 dacC; serine-type D-Ala-D-Ala carboxypeptidase (penicillin-binding protein 5/6) [EC:3.4.16.4]
C b0632 dacA; D-alanyl-D-alanine carboxypeptidase DacA K07258 dacC; serine-type D-Ala-D-Ala carboxypeptidase (penicillin-binding protein 5/6) [EC:3.4.16.4]
C b2134 pbpG; peptidoglycan DD-endopeptidase PbpG K07262 pbpG; serine-type D-Ala-D-Ala endopeptidase (penicillin-binding protein 7) [EC:3.4.21.-]
B Family S12: D-Ala-D-Ala carboxypeptidase B family
C b0376 ampH; peptidoglycan DD-carboxypeptidase/peptidoglycan DD-endopeptidase K18988 ampH; serine-type D-Ala-D-Ala carboxypeptidase/endopeptidase [EC:3.4.16.4 3.4.21.-]
C b2430 yfeW; penicillin binding protein 4B K21469 pbp4b; serine-type D-Ala-D-Ala carboxypeptidase [EC:3.4.16.4]
B Family S13: D-Ala-D-Ala peptidase C family
C b3182 dacB; peptidoglycan DD-endopeptidase DacB K07259 dacB; serine-type D-Ala-D-Ala carboxypeptidase/endopeptidase (penicillin-binding protein 4) [EC:3.4.16.4 3.4.21.-]
B Family S14: ClpP endopeptidase family
C b0437 clpP; ATP-dependent Clp protease proteolytic subunit K01358 clpP; ATP-dependent Clp protease, protease subunit [EC:3.4.21.92]
B Family S15
B Family S16: lon protease family
C b0439 lon; Lon protease K01338 lon; ATP-dependent Lon protease [EC:3.4.21.53]
C b0955 ycbZ; putative ATP-dependent protease YcbZ K04770 lonH; Lon-like ATP-dependent protease [EC:3.4.21.-]
B Family S21: assemblin family
B Family S24: LexA family
C b4043 lexA; DNA-binding transcriptional repressor LexA K01356 lexA; repressor LexA [EC:3.4.21.88]
C b1183 umuD; DNA polymerase V protein UmuD K03503 umuD; DNA polymerase V [EC:3.4.21.-]
B Family S26: signal peptidase I family
C b2568 lepB; signal peptidase I K03100 lepB; signal peptidase I [EC:3.4.21.89]
B Family S28
B Family S31
B Family S32
B Family S33
B Family S41: C-terminal processing peptidase family
C b1830 prc; tail-specific protease K03797 E3.4.21.102; carboxyl-terminal processing protease [EC:3.4.21.102]
B Family S45
B Family S49: protease IV family
C b1766 sppA; protease IV, a signal peptide peptidase K04773 sppA; protease IV [EC:3.4.21.-]
C b1272 sohB; S49 peptidase family protein K04774 sohB; serine protease SohB [EC:3.4.21.-]
B Family S50
B Family S51
C b4021 pepE; peptidase E K05995 pepE; dipeptidase E [EC:3.4.13.21]
B Family S53
B Family S54: Rhomboid family
C b3424 glpG; rhomboid protease GlpG K02441 glpG; rhomboid protease GlpG [EC:3.4.21.105]
B Family S55: SpoIVB peptidase family
B Family S62
B Family S66
C b1192 ldcA; murein L,D-carboxypeptidase K01297 ldcA; muramoyltetrapeptide carboxypeptidase [EC:3.4.17.13]
B Family S77: phage prohead processing peptidase family
B Family S78
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AThreonine peptidases
B Family T1: proteasome family
C b3932 hslV; peptidase component of the HslVU protease K01419 hslV; ATP-dependent HslUV protease, peptidase subunit HslV [EC:3.4.25.2]
B Family T2
C b0828 iaaA; isoaspartyl dipeptidase proenzyme K13051 ASRGL1; L-asparaginase / beta-aspartyl-peptidase [EC:3.5.1.1 3.4.19.5]
B Family T3: gamma-glutamyltransferase family
C b3447 ggt; glutathione hydrolase proenzyme K00681 ggt; gamma-glutamyltranspeptidase / glutathione hydrolase [EC:2.3.2.2 3.4.19.13]
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APeptidases of unknown catalytic type
B Family U32
C b2081 trhP; tRNA wobble base hydroxylation protein TrhP K08303 prtC; U32 family peptidase [EC:3.4.-.-]
C b1435 rlhA; 23S rRNA 5-hydroxycytidine C2501 synthase K24847 rlhA; 23S rRNA 5-hydroxycytidine C2501 synthase
C b3159 ubiV; ubiquinone biosynthesis protein UbiV K24845 ubiV; O2-independent ubiquinone biosynthesis protein UbiV
C b3158 ubiU; ubiquinone biosynthesis protein UbiU K24844 ubiU; O2-independent ubiquinone biosynthesis protein UbiU
B Family U62
C b4235 tldE; metalloprotease subunit TldE K03592 pmbA; PmbA protein
C b3244 tldD; metalloprotease subunit TldD K03568 tldD; TldD protein
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APeptidase inhibitors
B Family I1: Kazal family
B Family I2: Kunitz - BPTI family
B Family I4: serpin family
B Family I11: ecotin family
C b2209 eco; serine protease inhibitor ecotin K08276 eco; ecotin
B Family I17: WAP-type family
B Family I25: cystatin family
B Family I27: calpastatin family
B Family I32: IAP family
B Family I34: IA3 family
B Family I35: timp family
B Family I39: alpha2M family
C b2520 yfhM; alpha2-macroglobulin K06894 yfhM; alpha-2-macroglobulin
B Family I47: latexin family
B Family I49: proSAAS family
B Family I51: IC family
B Family I57: staphostatin B family
B Family I63
B Family I80
B Family I87
C b4175 hflC; regulator of FtsH protease K04087 hflC; modulator of FtsH protease HflC
C b4174 hflK; regulator of FtsH protease K04088 hflK; modulator of FtsH protease HflK
B Family I93
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#[ BRITE | KEGG2 | KEGG ]
#Last updated: December 13, 2023
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Classification taken and modified from MEROPS