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PEPT_STRZT
ID   PEPT_STRZT              Reviewed;         407 AA.
AC   C1CRC4;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   26-MAY-2009, sequence version 1.
DT   03-AUG-2022, entry version 67.
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=SPT_1055;
OS   Streptococcus pneumoniae (strain Taiwan19F-14).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=487213;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Taiwan19F-14;
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: 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; CP000921; ACO22765.1; -; Genomic_DNA.
DR   RefSeq; WP_000222016.1; NC_012469.1.
DR   AlphaFoldDB; C1CRC4; -.
DR   SMR; C1CRC4; -.
DR   MEROPS; M20.003; -.
DR   KEGG; snt:SPT_1055; -.
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_1000200903"
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;  44800 MW;  066757B2B9758538 CRC64;
     MTYPNLLDHF LTYVKVNTRS DEHSTTTPST QSQVDFATNV LIPEMKRVGL QNVYYLPNGF
     AIGTLPANDP SLTRKIGFIS HMDTADFNAE GVNPQVIENY DGGVIELGNS GFKLDPADFK
     SLEKYPGQTL ITTDGTTLLG ADDKSGIAEI MTAIEYLTAH PEIKHCEIRV GFGPDEEIGV
     GANKFDAEDF DVDFAYTVDG GPLGELQYET FSAAGAELHF QGRNVHPGTA KGQMVNALQL
     AIDFHNQLPE NDRPELTEGY QGFYHLMDVT GSVEETRASY IIRDFEKDAF EARKASMQSI
     ADKMNEELGS DRVTLNLTDQ YYNMKEVIEK DMTPITIAKA VMEDLGITPI IEPIRGGTDG
     SKISFMGIPT PNIFAGGENM HGRFEYVSLQ TMERAVDTII GIVAYKG
 
 
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