ID   PEPT_STRPJ              Reviewed;         407 AA.
AC   B8ZPG1;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 69.
DE   RecName: Full=Peptidase T {ECO:0000255|HAMAP-Rule:MF_00550};
DE            EC=3.4.11.4 {ECO:0000255|HAMAP-Rule:MF_00550};
DE   AltName: Full=Aminotripeptidase {ECO:0000255|HAMAP-Rule:MF_00550};
DE            Short=Tripeptidase {ECO:0000255|HAMAP-Rule:MF_00550};
DE   AltName: Full=Tripeptide aminopeptidase {ECO:0000255|HAMAP-Rule:MF_00550};
GN   Name=pepT {ECO:0000255|HAMAP-Rule:MF_00550}; OrderedLocusNames=SPN23F09330;
OS   Streptococcus pneumoniae (strain ATCC 700669 / Spain 23F-1).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=561276;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700669 / Spain 23F-1;
RX   PubMed=19114491; DOI=10.1128/jb.01343-08;
RA   Croucher N.J., Walker D., Romero P., Lennard N., Paterson G.K., Bason N.C.,
RA   Mitchell A.M., Quail M.A., Andrew P.W., Parkhill J., Bentley S.D.,
RA   Mitchell T.J.;
RT   "Role of conjugative elements in the evolution of the multidrug-resistant
RT   pandemic clone Streptococcus pneumoniae Spain23F ST81.";
RL   J. Bacteriol. 191:1480-1489(2009).
CC   -!- FUNCTION: Cleaves the N-terminal amino acid of tripeptides.
CC       {ECO:0000255|HAMAP-Rule:MF_00550}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Release of the N-terminal residue from a tripeptide.;
CC         EC=3.4.11.4; Evidence={ECO:0000255|HAMAP-Rule:MF_00550};
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00550};
CC       Note=Binds 2 Zn(2+) ions per subunit. {ECO:0000255|HAMAP-
CC       Rule:MF_00550};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00550}.
CC   -!- SIMILARITY: Belongs to the peptidase M20B family. {ECO:0000255|HAMAP-
CC       Rule:MF_00550}.
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DR   EMBL; FM211187; CAR68758.1; -; Genomic_DNA.
DR   RefSeq; WP_000222032.1; NC_011900.1.
DR   AlphaFoldDB; B8ZPG1; -.
DR   SMR; B8ZPG1; -.
DR   MEROPS; M20.003; -.
DR   KEGG; sne:SPN23F09330; -.
DR   HOGENOM; CLU_053676_0_0_9; -.
DR   OMA; GHNFHGK; -.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008237; F:metallopeptidase activity; IEA:UniProtKB-KW.
DR   GO; GO:0045148; F:tripeptide aminopeptidase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0043171; P:peptide catabolic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0006508; P:proteolysis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00550; Aminopeptidase_M20; 1.
DR   InterPro; IPR001261; ArgE/DapE_CS.
DR   InterPro; IPR036264; Bact_exopeptidase_dim_dom.
DR   InterPro; IPR002933; Peptidase_M20.
DR   InterPro; IPR011650; Peptidase_M20_dimer.
DR   InterPro; IPR010161; Peptidase_M20B.
DR   PANTHER; PTHR42994:SF1; PTHR42994:SF1; 1.
DR   Pfam; PF07687; M20_dimer; 1.
DR   Pfam; PF01546; Peptidase_M20; 1.
DR   PIRSF; PIRSF037215; Peptidase_M20B; 1.
DR   SUPFAM; SSF55031; SSF55031; 1.
DR   TIGRFAMs; TIGR01882; peptidase-T; 1.
DR   PROSITE; PS00758; ARGE_DAPE_CPG2_1; 1.
DR   PROSITE; PS00759; ARGE_DAPE_CPG2_2; 1.
PE   3: Inferred from homology;
KW   Aminopeptidase; Cytoplasm; Hydrolase; Metal-binding; Metalloprotease;
KW   Protease; Zinc.
FT   CHAIN           1..407
FT                   /note="Peptidase T"
FT                   /id="PRO_1000200900"
FT   ACT_SITE        83
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   ACT_SITE        176
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         81
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         142
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         142
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         177
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         199
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         381
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
SQ   SEQUENCE   407 AA;  44865 MW;  E261E75CD28DCFC4 CRC64;
     MTYPNLLDRF LTYVKVNTRS DEHSTTTPST QSQVDFATNV LIPEMKRVGL QNVYYLPNGF
     AIGTLPANDP SLTRKIGFIS HMDTADFNAE GVNPQVIENY DGGVIELGNS GFKLDPADFK
     SLEKYPGQTL ITTDGTSLLG ADDKSGIAEI MTAIEYLTAH PEIKHCEIRV GFGPDEEIGV
     GANKFDAEDF DVDFAYTVDG GPLGELQYET FSAAGAELHF QGRNVHPGTA KEQMVNALQL
     AIDFHNQLPE NDRPELTEGY QGFYHLMDVT GSVEEVRASY IIRDFEKDAF EARKASMQSI
     ADKMNAELGS YRVTLNLTDQ YYNMKEVIEK DMTPITIAKA VMEDLGITPI IEPIRGGTDG
     SKISFMGIPT PNIFAGGENM HGRFEYVSLQ TMERAVDTII GIVAYKG