PCP_THEON
ID PCP_THEON Reviewed; 200 AA.
AC B6YUJ5;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 20-JAN-2009, sequence version 1.
DT 03-AUG-2022, entry version 82.
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=TON_1690;
OS Thermococcus onnurineus (strain NA1).
OC Archaea; Euryarchaeota; Thermococci; Thermococcales; Thermococcaceae;
OC Thermococcus.
OX NCBI_TaxID=523850;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NA1;
RX PubMed=18790866; DOI=10.1128/jb.00746-08;
RA Lee H.S., Kang S.G., Bae S.S., Lim J.K., Cho Y., Kim Y.J., Jeon J.H.,
RA Cha S.-S., Kwon K.K., Kim H.-T., Park C.-J., Lee H.-W., Kim S.I., Chun J.,
RA Colwell R.R., Kim S.-J., Lee J.-H.;
RT "The complete genome sequence of Thermococcus onnurineus NA1 reveals a
RT mixed heterotrophic and carboxydotrophic metabolism.";
RL J. Bacteriol. 190:7491-7499(2008).
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; CP000855; ACJ17180.1; -; Genomic_DNA.
DR RefSeq; WP_012572652.1; NC_011529.1.
DR AlphaFoldDB; B6YUJ5; -.
DR SMR; B6YUJ5; -.
DR STRING; 523850.TON_1690; -.
DR MEROPS; C15.001; -.
DR EnsemblBacteria; ACJ17180; ACJ17180; TON_1690.
DR GeneID; 7017359; -.
DR KEGG; ton:TON_1690; -.
DR PATRIC; fig|523850.10.peg.1703; -.
DR eggNOG; arCOG05850; Archaea.
DR HOGENOM; CLU_043960_4_0_2; -.
DR OMA; KLAYNHK; -.
DR OrthoDB; 97570at2157; -.
DR Proteomes; UP000002727; 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; Thiol protease.
FT CHAIN 1..200
FT /note="Pyrrolidone-carboxylate peptidase"
FT /id="PRO_1000124005"
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 200 AA; 21840 MW; E43E4703FB4A9DB1 CRC64;
MKVLITGFEP FGGEEINPSW EAVRRLPDEI AGAELIKRQL PVTFRGVREL LPRLIVETKP
DLVILTGQAG GRPNITVERV AINVMDSTMP DNEGYTPEDE PIFEGAPDAY FATLPIKAIV
KALREAKIPA AVSNTAGTYV CNTAMYTVLH TIAVAGMETK AGFIHVPFIH EQALDKPRPS
MALETVVKAY EVIIKTSLKA
