ID   PCP_LACJO               Reviewed;         215 AA.
AC   Q74HE9;
DT   13-SEP-2004, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   03-AUG-2022, entry version 114.
DE   RecName: Full=Pyrrolidone-carboxylate peptidase {ECO:0000255|HAMAP-Rule:MF_00417};
DE            EC=3.4.19.3 {ECO:0000255|HAMAP-Rule:MF_00417};
DE   AltName: Full=5-oxoprolyl-peptidase {ECO:0000255|HAMAP-Rule:MF_00417};
DE   AltName: Full=Pyroglutamyl-peptidase I {ECO:0000255|HAMAP-Rule:MF_00417};
DE            Short=PGP-I {ECO:0000255|HAMAP-Rule:MF_00417};
DE            Short=Pyrase {ECO:0000255|HAMAP-Rule:MF_00417};
GN   Name=pcp {ECO:0000255|HAMAP-Rule:MF_00417}; OrderedLocusNames=LJ_1798;
OS   Lactobacillus johnsonii (strain CNCM I-12250 / La1 / NCC 533).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC   Lactobacillus.
OX   NCBI_TaxID=257314;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CNCM I-1225 / La1 / NCC 533;
RX   PubMed=14983040; DOI=10.1073/pnas.0307327101;
RA   Pridmore R.D., Berger B., Desiere F., Vilanova D., Barretto C.,
RA   Pittet A.-C., Zwahlen M.-C., Rouvet M., Altermann E., Barrangou R.,
RA   Mollet B., Mercenier A., Klaenhammer T., Arigoni F., Schell M.A.;
RT   "The genome sequence of the probiotic intestinal bacterium Lactobacillus
RT   johnsonii NCC 533.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:2512-2517(2004).
CC   -!- FUNCTION: Removes 5-oxoproline from various penultimate amino acid
CC       residues except L-proline. {ECO:0000255|HAMAP-Rule:MF_00417}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Release of an N-terminal pyroglutamyl group from a
CC         polypeptide, the second amino acid generally not being Pro.;
CC         EC=3.4.19.3; Evidence={ECO:0000255|HAMAP-Rule:MF_00417};
CC   -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00417}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00417}.
CC   -!- SIMILARITY: Belongs to the peptidase C15 family. {ECO:0000255|HAMAP-
CC       Rule:MF_00417}.
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DR   EMBL; AE017198; AAS09743.1; -; Genomic_DNA.
DR   RefSeq; WP_011162579.1; NC_005362.1.
DR   AlphaFoldDB; Q74HE9; -.
DR   SMR; Q74HE9; -.
DR   STRING; 257314.LJ_1798; -.
DR   MEROPS; C15.001; -.
DR   EnsemblBacteria; AAS09743; AAS09743; LJ_1798.
DR   KEGG; ljo:LJ_1798; -.
DR   PATRIC; fig|257314.6.peg.1799; -.
DR   eggNOG; COG2039; Bacteria.
DR   HOGENOM; CLU_043960_4_0_9; -.
DR   OMA; KLAYNHK; -.
DR   Proteomes; UP000000581; Chromosome.
DR   GO; GO:0005829; C:cytosol; IEA:InterPro.
DR   GO; GO:0016920; F:pyroglutamyl-peptidase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR   CDD; cd00501; Peptidase_C15; 1.
DR   Gene3D; 3.40.630.20; -; 1.
DR   HAMAP; MF_00417; Pyrrolid_peptidase; 1.
DR   InterPro; IPR000816; Peptidase_C15.
DR   InterPro; IPR016125; Peptidase_C15-like.
DR   InterPro; IPR036440; Peptidase_C15-like_sf.
DR   InterPro; IPR029762; PGP-I_bact-type.
DR   InterPro; IPR033694; PGPEP1_Cys_AS.
DR   InterPro; IPR033693; PGPEP1_Glu_AS.
DR   PANTHER; PTHR23402; PTHR23402; 1.
DR   Pfam; PF01470; Peptidase_C15; 1.
DR   PIRSF; PIRSF015592; Prld-crbxl_pptds; 1.
DR   PRINTS; PR00706; PYROGLUPTASE.
DR   SUPFAM; SSF53182; SSF53182; 1.
DR   TIGRFAMs; TIGR00504; pyro_pdase; 1.
DR   PROSITE; PS01334; PYRASE_CYS; 1.
DR   PROSITE; PS01333; PYRASE_GLU; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Hydrolase; Protease; Reference proteome; Thiol protease.
FT   CHAIN           1..215
FT                   /note="Pyrrolidone-carboxylate peptidase"
FT                   /id="PRO_0000184721"
FT   ACT_SITE        78
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00417"
FT   ACT_SITE        141
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00417"
FT   ACT_SITE        165
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00417"
SQ   SEQUENCE   215 AA;  23289 MW;  2F47AC480CCD267A CRC64;
     MKILVTGFDP FGGDKINPAI EAVKRLPAEI NGAEIIKLEI PTVFNKSAEV VKKAIEKEKP
     DYVLNVGQAG GRFGLTPERV AININDGRIP DNEGYQPLGE PIHEDGETAY FTQLPIKAEA
     KAIRDAGLPA SVSNTAGTYV CNHIMYQVQY MRDKEFPNIK AGFIHIPFLP EQVVNRPNTP
     SMALGDIVKG LTAALSAIVE RDGKGDIKAV EGANH