PEPT_STAAN
ID PEPT_STAAN Reviewed; 408 AA.
AC P65806; Q99VN1;
DT 11-OCT-2004, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2004, sequence version 1.
DT 03-AUG-2022, entry version 100.
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=SA0698;
OS Staphylococcus aureus (strain N315).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=158879;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=N315;
RX PubMed=11418146; DOI=10.1016/s0140-6736(00)04403-2;
RA Kuroda M., Ohta T., Uchiyama I., Baba T., Yuzawa H., Kobayashi I., Cui L.,
RA Oguchi A., Aoki K., Nagai Y., Lian J.-Q., Ito T., Kanamori M.,
RA Matsumaru H., Maruyama A., Murakami H., Hosoyama A., Mizutani-Ui Y.,
RA Takahashi N.K., Sawano T., Inoue R., Kaito C., Sekimizu K., Hirakawa H.,
RA Kuhara S., Goto S., Yabuzaki J., Kanehisa M., Yamashita A., Oshima K.,
RA Furuya K., Yoshino C., Shiba T., Hattori M., Ogasawara N., Hayashi H.,
RA Hiramatsu K.;
RT "Whole genome sequencing of meticillin-resistant Staphylococcus aureus.";
RL Lancet 357:1225-1240(2001).
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; BA000018; BAB41931.1; -; Genomic_DNA.
DR PIR; H89846; H89846.
DR RefSeq; WP_000795811.1; NC_002745.2.
DR AlphaFoldDB; P65806; -.
DR SMR; P65806; -.
DR MEROPS; M20.003; -.
DR EnsemblBacteria; BAB41931; BAB41931; BAB41931.
DR KEGG; sau:SA0698; -.
DR HOGENOM; CLU_053676_0_0_9; -.
DR OMA; GHNFHGK; -.
DR Proteomes; UP000000751; Chromosome.
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..408
FT /note="Peptidase T"
FT /id="PRO_0000185318"
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 408 AA; 45820 MW; 28A88DC436056671 CRC64;
MKNQLIDRLT RYTTIDTQSD PKSTTTPSTE KQWDLLHLLE KELQQLGLPT DLDENGYLFA
TLESNIDADV PTVGFLAHVD TSPDFNASNV KPQIIENYDG KPYKLGNTKR VLDPKVFPEL
NSLVGHTLMV TDGTSLLGAD DKAGIVEIME AICYLQEHPE IKHGTIRIGF TPDEEIGRGP
HKFDVDRFNA DFAYTMDGSQ YGELQYESFN AAEAVITCHG VNVHPGSAKN AMVNAIRLGE
QFDSLLPDSE VPERTEGYEG FYHLMNFEGT VEKATLQYII RDHDKKQFEL RKKRILEIRD
DINAHFENYP VKVDISDQYF NMAEKILPLP HIIDIPKRVF AKLDIPANTE PIRGGTDGSQ
LSFMGLPTPN IFTGCGNFHG PYEYASIDVM EKAVQVIIGI VEDIAENH
