ID   PEPQ_CITK8              Reviewed;         443 AA.
AC   A8ACZ6;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   03-AUG-2022, entry version 83.
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=CKO_00190;
OS   Citrobacter koseri (strain ATCC BAA-895 / CDC 4225-83 / SGSC4696).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Citrobacter.
OX   NCBI_TaxID=290338;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-895 / CDC 4225-83 / SGSC4696;
RG   The Citrobacter koseri Genome Sequencing Project;
RA   McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA   Latreille P., Courtney L., Wang C., Pepin K., Bhonagiri V., Nash W.,
RA   Johnson M., Thiruvilangam P., Wilson R.;
RL   Submitted (AUG-2007) to the EMBL/GenBank/DDBJ databases.
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}.
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DR   EMBL; CP000822; ABV11359.1; -; Genomic_DNA.
DR   RefSeq; WP_012131193.1; NC_009792.1.
DR   AlphaFoldDB; A8ACZ6; -.
DR   SMR; A8ACZ6; -.
DR   STRING; 290338.CKO_00190; -.
DR   MEROPS; M24.003; -.
DR   EnsemblBacteria; ABV11359; ABV11359; CKO_00190.
DR   GeneID; 45134479; -.
DR   KEGG; cko:CKO_00190; -.
DR   HOGENOM; CLU_050675_0_0_6; -.
DR   OMA; DFWHKVA; -.
DR   OrthoDB; 415910at2; -.
DR   Proteomes; UP000008148; 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; Reference proteome.
FT   CHAIN           1..443
FT                   /note="Xaa-Pro dipeptidase"
FT                   /id="PRO_1000067399"
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;  50195 MW;  905C10780DC2BEE1 CRC64;
     MESLAALYKN HIVTLQERTR DALARFKLDA LLIHSGELIN VFLDDHPYPF KVNPQFKAWV
     PVTQVPNCWL LVDGVNKPKL WFYLPVDYWH NVEPLPTSFW TEEVEVIALP KADGIGSQLP
     AARGNIGYIG PVPERALQLD IAASNINPKG VIDYLHYYRA YKTDYELACM REAQKTAVNG
     HRAAEEAFRS GMSEFDINLA YLTATGHRDT DVPYSNIVAL NEHASVLHYT KLDHRAPSEM
     RSFLLDAGAE YNGYAADLTR TWAANNDTDY AQLIKDVNDE QLALIATMKA GVSYVDYHIQ
     FHQRIAKLLR KHQIVTDISE EAMVENNLTG PFMPHGIGHQ LGLQVHDVAG FMQDDTGTHL
     AAPSKYPYLR CTRVLQPRMV LTIEPGIYFI ESLLAPWREG QFSKHFNWQK IEALKPFGGI
     RIEDNVVIHE NGVENMTRDL KLA