ID PCP_STRPI Reviewed; 214 AA. AC B1IB28; DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot. DT 29-APR-2008, sequence version 1. DT 27-MAR-2024, entry version 84. 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}; GN OrderedLocusNames=SPH_0959; OS Streptococcus pneumoniae (strain Hungary19A-6). OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae; OC Streptococcus. OX NCBI_TaxID=487214; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Hungary19A-6; RX PubMed=21034474; DOI=10.1186/gb-2010-11-10-r107; RA Donati C., Hiller N.L., Tettelin H., Muzzi A., Croucher N.J., RA Angiuoli S.V., Oggioni M., Dunning Hotopp J.C., Hu F.Z., Riley D.R., RA Covacci A., Mitchell T.J., Bentley S.D., Kilian M., Ehrlich G.D., RA Rappuoli R., Moxon E.R., Masignani V.; RT "Structure and dynamics of the pan-genome of Streptococcus pneumoniae and RT closely related species."; RL Genome Biol. 11:R107.1-R107.19(2010). 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000936; ACA36670.1; -; Genomic_DNA. DR RefSeq; WP_000699369.1; NC_010380.1. DR AlphaFoldDB; B1IB28; -. DR SMR; B1IB28; -. DR MEROPS; C15.001; -. DR GeneID; 66805994; -. DR KEGG; spv:SPH_0959; -. DR HOGENOM; CLU_043960_4_0_9; -. DR Proteomes; UP000002163; 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; Peptidase C15, pyroglutamyl peptidase I-like; 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 NCBIfam; TIGR00504; pyro_pdase; 1. DR PANTHER; PTHR23402; PROTEASE FAMILY C15 PYROGLUTAMYL-PEPTIDASE I-RELATED; 1. DR PANTHER; PTHR23402:SF1; RE07960P; 1. DR Pfam; PF01470; Peptidase_C15; 1. DR PIRSF; PIRSF015592; Prld-crbxl_pptds; 1. DR PRINTS; PR00706; PYROGLUPTASE. DR SUPFAM; SSF53182; Pyrrolidone carboxyl peptidase (pyroglutamate aminopeptidase); 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..214 FT /note="Pyrrolidone-carboxylate peptidase" FT /id="PRO_1000124002" 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 214 AA; 23420 MW; A13FD934C3766BD0 CRC64; MKILVTGFNP FGGEKINPAL EAVKLLPSEI NGAEVRWVEI PTVFYKSSEV LEAEILRYQP DAVLCIGQAG GRTGLTPERV AINQDDARIP DNEGNQPIDT PIRIDGASAY FSSLPIKAMV QAIKKQGLPA VVSNSAGTFV CNHLMYQALY LVDKKFPNMR AGFMHIPYMM EQVVNKPNTA GMSLCDIVRG IEVAIEAIVD YKDKDLQLVG GETH //