PEPQ_PSET1
ID PEPQ_PSET1 Reviewed; 440 AA.
AC Q3IJ21;
DT 11-SEP-2007, integrated into UniProtKB/Swiss-Prot.
DT 08-NOV-2005, sequence version 1.
DT 03-AUG-2022, entry version 98.
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=PSHAa0013;
OS Pseudoalteromonas translucida (strain TAC 125).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Pseudoalteromonadaceae; Pseudoalteromonas.
OX NCBI_TaxID=326442;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TAC 125;
RX PubMed=16169927; DOI=10.1101/gr.4126905;
RA Medigue C., Krin E., Pascal G., Barbe V., Bernsel A., Bertin P.N.,
RA Cheung F., Cruveiller S., D'Amico S., Duilio A., Fang G., Feller G., Ho C.,
RA Mangenot S., Marino G., Nilsson J., Parrilli E., Rocha E.P.C., Rouy Z.,
RA Sekowska A., Tutino M.L., Vallenet D., von Heijne G., Danchin A.;
RT "Coping with cold: the genome of the versatile marine Antarctica bacterium
RT Pseudoalteromonas haloplanktis TAC125.";
RL Genome Res. 15:1325-1335(2005).
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; CR954246; CAI85127.1; -; Genomic_DNA.
DR RefSeq; WP_011326745.1; NC_007481.1.
DR AlphaFoldDB; Q3IJ21; -.
DR SMR; Q3IJ21; -.
DR STRING; 326442.PSHAa0013; -.
DR MEROPS; M24.003; -.
DR EnsemblBacteria; CAI85127; CAI85127; PSHAa0013.
DR KEGG; pha:PSHAa0013; -.
DR PATRIC; fig|326442.8.peg.15; -.
DR eggNOG; COG0006; Bacteria.
DR HOGENOM; CLU_050675_0_0_6; -.
DR OMA; DFWHKVA; -.
DR OrthoDB; 415910at2; -.
DR BioCyc; PHAL326442:PSHA_RS00065-MON; -.
DR Proteomes; UP000006843; Chromosome I.
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..440
FT /note="Xaa-Pro dipeptidase"
FT /id="PRO_0000303852"
FT BINDING 244
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT BINDING 255
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT BINDING 255
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT BINDING 336
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT BINDING 381
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT BINDING 420
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
FT BINDING 420
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01279"
SQ SEQUENCE 440 AA; 50460 MW; 53AC70BCC55B6E23 CRC64;
MDKLAVLYAE HIATLQQRTR TICEREGLEG LVIHSGQAKR QFLDDMYYPF KVNPHFKAWL
PVLDNPHCWI VVNGSDKPKL IFYRPVDFWH KVPDEPRDFW AEYFDIELLL QPDQVEKLLP
YDKANYAYVG EYLEVAQALG FSVMNPEPVL NYFHYHRAYK TQYELECLRN ANRIAVDGHK
AARDTFFNGG SEFDIQQAYL MATRQSENEM PYGNIVALNE NCAILHYTHF EAKAPQQHNS
FLIDAGANFN GYAADITRTY DFKKQGEFAE LVQAMTAAQI ELGTGLKPGM LYGDLHVECH
NRVAQILSDF DIVKLPAEEI VERKITSTFF PHGLGHHLGL QVHDMGGFMA DEMGAQQAAP
EGHPFLRCTR IIEKNQVFTI EPGLYFIDSL LGDLAQTDNK QFINWQKVES FKPYGGIRIE
DNIIVHEDSL ENMTRNLALD
