ID   PEPQ_ECOL6              Reviewed;         443 AA.
AC   Q8FBI1;
DT   11-SEP-2007, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 113.
DE   RecName: Full=Xaa-Pro dipeptidase {ECO:0000255|HAMAP-Rule:MF_01279};
DE            Short=X-Pro dipeptidase {ECO:0000255|HAMAP-Rule:MF_01279};
DE            EC=3.4.13.9 {ECO:0000255|HAMAP-Rule:MF_01279};
DE   AltName: Full=Imidodipeptidase {ECO:0000255|HAMAP-Rule:MF_01279};
DE   AltName: Full=Proline dipeptidase {ECO:0000255|HAMAP-Rule:MF_01279};
DE            Short=Prolidase {ECO:0000255|HAMAP-Rule:MF_01279};
GN   Name=pepQ {ECO:0000255|HAMAP-Rule:MF_01279}; OrderedLocusNames=c4794;
OS   Escherichia coli O6:H1 (strain CFT073 / ATCC 700928 / UPEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=199310;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CFT073 / ATCC 700928 / UPEC;
RX   PubMed=12471157; DOI=10.1073/pnas.252529799;
RA   Welch R.A., Burland V., Plunkett G. III, Redford P., Roesch P., Rasko D.,
RA   Buckles E.L., Liou S.-R., Boutin A., Hackett J., Stroud D., Mayhew G.F.,
RA   Rose D.J., Zhou S., Schwartz D.C., Perna N.T., Mobley H.L.T.,
RA   Donnenberg M.S., Blattner F.R.;
RT   "Extensive mosaic structure revealed by the complete genome sequence of
RT   uropathogenic Escherichia coli.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:17020-17024(2002).
CC   -!- FUNCTION: Splits dipeptides with a prolyl residue in the C-terminal
CC       position. {ECO:0000255|HAMAP-Rule:MF_01279}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Hydrolysis of Xaa-|-Pro dipeptides. Also acts on aminoacyl-
CC         hydroxyproline analogs. No action on Pro-|-Pro.; EC=3.4.13.9;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01279};
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01279};
CC       Note=Binds 2 manganese ions per subunit. {ECO:0000255|HAMAP-
CC       Rule:MF_01279};
CC   -!- SIMILARITY: Belongs to the peptidase M24B family. Bacterial-type
CC       prolidase subfamily. {ECO:0000255|HAMAP-Rule:MF_01279}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AE014075; AAN83227.1; -; Genomic_DNA.
DR   RefSeq; WP_000444545.1; NC_004431.1.
DR   AlphaFoldDB; Q8FBI1; -.
DR   SMR; Q8FBI1; -.
DR   STRING; 199310.c4794; -.
DR   MEROPS; M24.003; -.
DR   EnsemblBacteria; AAN83227; AAN83227; c4794.
DR   KEGG; ecc:c4794; -.
DR   eggNOG; COG0006; Bacteria.
DR   HOGENOM; CLU_050675_0_0_6; -.
DR   OMA; DFWHKVA; -.
DR   BioCyc; ECOL199310:C4794-MON; -.
DR   Proteomes; UP000001410; Chromosome.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0008235; F:metalloexopeptidase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016795; F:phosphoric triester hydrolase activity; IEA:InterPro.
DR   GO; GO:0102009; F:proline dipeptidase activity; IEA:UniProtKB-EC.
DR   GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR   Gene3D; 3.40.350.10; -; 1.
DR   Gene3D; 3.90.230.10; -; 1.
DR   HAMAP; MF_01279; X_Pro_dipeptid; 1.
DR   InterPro; IPR029149; Creatin/AminoP/Spt16_NTD.
DR   InterPro; IPR036005; Creatinase/aminopeptidase-like.
DR   InterPro; IPR000994; Pept_M24.
DR   InterPro; IPR001131; Peptidase_M24B_aminopep-P_CS.
DR   InterPro; IPR022846; X_Pro_dipept.
DR   Pfam; PF00557; Peptidase_M24; 1.
DR   SUPFAM; SSF55920; SSF55920; 1.
DR   PROSITE; PS00491; PROLINE_PEPTIDASE; 1.
PE   3: Inferred from homology;
KW   Dipeptidase; Hydrolase; Manganese; Metal-binding; Metalloprotease;
KW   Protease.
FT   CHAIN           1..443
FT                   /note="Xaa-Pro dipeptidase"
FT                   /id="PRO_0000303844"
FT   BINDING         246
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT   BINDING         257
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT   BINDING         257
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT   BINDING         339
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT   BINDING         384
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT   BINDING         423
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT   BINDING         423
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
SQ   SEQUENCE   443 AA;  50189 MW;  82B4EF9DE9DBB0B5 CRC64;
     MESLASLYKN HIATLQERTR DALARFKLDA LLIHSGELFN VFLDDHPYPF KVNPQFKAWV
     PVTQVPNCWL LVDGVNKPKL WFYLPVDYWH NVEPLPNSFW TEDVEVIALP KADGIGSLLP
     AARGNIGYIG PVPERALQLG IEASNINPKG VIDYLHYYRS FKTEYELACM REAQKMAVNG
     HRAAEEAFRS GMSEFDINIA YLTATGHRDT DVPYSNIVAL NEHAAVLHYT KLDHQAPEEM
     RSFLLDAGAE YNGYAADLTR TWSAKSDNDY AQLVKDVNDE QLALIATMKA GVSYVDYHIQ
     FHQRIAKLLR KHQIITDMSE EAMVENDLTG PFMPHGIGHP LGLQVHDVAG FMQDDSGTHL
     AAPAKYPYLR CTRILQPGMV LTIEPGIYFI ESLLAPWREG QFSKHFNWQK IEALKPFGGI
     RIEDNVVIHE NNVENMTRDL KLA