PEPQ_SALPK
ID PEPQ_SALPK Reviewed; 443 AA.
AC B5BIZ1;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 23-SEP-2008, sequence version 1.
DT 03-AUG-2022, entry version 73.
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=SSPA3561;
OS Salmonella paratyphi A (strain AKU_12601).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=554290;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AKU_12601;
RX PubMed=19159446; DOI=10.1186/1471-2164-10-36;
RA Holt K.E., Thomson N.R., Wain J., Langridge G.C., Hasan R., Bhutta Z.A.,
RA Quail M.A., Norbertczak H., Walker D., Simmonds M., White B., Bason N.,
RA Mungall K., Dougan G., Parkhill J.;
RT "Pseudogene accumulation in the evolutionary histories of Salmonella
RT enterica serovars Paratyphi A and Typhi.";
RL BMC Genomics 10:36-36(2009).
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; FM200053; CAR61841.1; -; Genomic_DNA.
DR RefSeq; WP_000444529.1; NC_011147.1.
DR AlphaFoldDB; B5BIZ1; -.
DR SMR; B5BIZ1; -.
DR MEROPS; M24.003; -.
DR KEGG; sek:SSPA3561; -.
DR HOGENOM; CLU_050675_0_0_6; -.
DR OMA; DFWHKVA; -.
DR Proteomes; UP000001869; 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_1000140329"
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; 50170 MW; E542A3C2C1EEE44F CRC64;
MESLAALYKN HIVTLQERTR DVLARFKLDA LLIHSGELFN VFLDDHPYPF KVNPQFKAWV
PVTQVPNCWL LVDGVNKPKL WFYLPVDYWH NVEPLPTSFW TEEVEVVALP KADGIGSQLP
AARGNIGYIG PVPERALQLD IAASNINPKG VIDYLHYYRA YKTDYELACM REAQKMAVSG
HRAAEEAFRS GMSEFDINLA YLTATGHRDT DVPYSNIVAL NEHAAVLHYT KLDHQAPSEM
RSFLLDAGAE YNGYAADLTR TWSAKSDNDY AHLVKDVNDE QLALIATMKA GVSYVDYHIQ
FHQRIAKLLR KHQIITDMSE EAMVENDLTG PFMPHGIGHP LGLQVHDVAG FMQDDSGTHL
AAPSKYPYLR CTRVLQPRMV LTIEPGIYFI ESLLAPWREG PFSKHFNWQK IEALKPFGGI
RIEDNVVIHE NGVENMTRDL KLA