ID   PEPT_ALISL              Reviewed;         409 AA.
AC   B6ER23;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   25-NOV-2008, sequence version 1.
DT   03-AUG-2022, entry version 75.
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=VSAL_II0399;
OS   Aliivibrio salmonicida (strain LFI1238) (Vibrio salmonicida (strain
OS   LFI1238)).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Aliivibrio.
OX   NCBI_TaxID=316275;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LFI1238;
RX   PubMed=19099551; DOI=10.1186/1471-2164-9-616;
RA   Hjerde E., Lorentzen M.S., Holden M.T., Seeger K., Paulsen S., Bason N.,
RA   Churcher C., Harris D., Norbertczak H., Quail M.A., Sanders S.,
RA   Thurston S., Parkhill J., Willassen N.P., Thomson N.R.;
RT   "The genome sequence of the fish pathogen Aliivibrio salmonicida strain
RT   LFI1238 shows extensive evidence of gene decay.";
RL   BMC Genomics 9:616-616(2008).
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; FM178380; CAQ81153.1; -; Genomic_DNA.
DR   RefSeq; WP_012551745.1; NC_011313.1.
DR   AlphaFoldDB; B6ER23; -.
DR   SMR; B6ER23; -.
DR   STRING; 316275.VSAL_II0399; -.
DR   MEROPS; M20.003; -.
DR   EnsemblBacteria; CAQ81153; CAQ81153; VSAL_II0399.
DR   KEGG; vsa:VSAL_II0399; -.
DR   eggNOG; COG2195; Bacteria.
DR   HOGENOM; CLU_053676_0_0_6; -.
DR   OMA; GHNFHGK; -.
DR   OrthoDB; 1015417at2; -.
DR   Proteomes; UP000001730; Chromosome 2.
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..409
FT                   /note="Peptidase T"
FT                   /id="PRO_1000129019"
FT   ACT_SITE        80
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   ACT_SITE        174
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         78
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         140
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         140
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         175
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         197
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
FT   BINDING         379
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00550"
SQ   SEQUENCE   409 AA;  44824 MW;  3B10A253984619D9 CRC64;
     MKQLVERFLS YVSIDTQSNP SAPQCPSTEK QLNLANQLVI ELKELKLADV SVDKNGYVMA
     RLPSNVDYDV PAIGFVAHMD TAPDASGENV KPQIIKDYQG ETITLGTSGE ELNPTQFPDL
     KNLIGHDLIT TDGTTLLGAD NKAGIAEILT AIAILQANPE IPHGDICIGF TPDEEIGRGA
     NLFDVEKFNA KWAYTIDGGP VGELEYENFN ATSADVICHG VNVHPGTAKG KMINSMNIAA
     QFQLMMPTDE TPEGTEGYEG FYHLKSMESG VAKTELGYIV RDFSREGMAE RKAFMQQKVD
     ELNEKLEKGR VELILTDSYF NMREMVEPHP HVIELAKQAM TACDVQPDIK PIRGGTDGAR
     LSFMGLPCPN IFTGGYNFHG IHEFITINGM KQAVDVIVKI AELNALNNK