ID A0A417D3J9_9FIRM Unreviewed; 405 AA.
AC A0A417D3J9;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 18.
DE RecName: Full=tripeptide aminopeptidase {ECO:0000256|ARBA:ARBA00012563};
DE EC=3.4.11.4 {ECO:0000256|ARBA:ARBA00012563};
GN Name=pepT {ECO:0000313|EMBL:RHT02550.1};
GN ORFNames=DW904_03720 {ECO:0000313|EMBL:RHT02550.1};
OS Ruminococcus sp. AM42-11.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Oscillospiraceae;
OC Ruminococcus.
OX NCBI_TaxID=2292372 {ECO:0000313|EMBL:RHT02550.1, ECO:0000313|Proteomes:UP000284976};
RN [1] {ECO:0000313|EMBL:RHT02550.1, ECO:0000313|Proteomes:UP000284976}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AM42-11 {ECO:0000313|EMBL:RHT02550.1,
RC ECO:0000313|Proteomes:UP000284976};
RA Zou Y., Xue W., Luo G.;
RT "A genome reference for cultivated species of the human gut microbiota.";
RL Submitted (AUG-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Release of the N-terminal residue from a tripeptide.;
CC EC=3.4.11.4; Evidence={ECO:0000256|ARBA:ARBA00000870};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|PIRSR:PIRSR037215-2};
CC Note=Binds 2 Zn(2+) ions per subunit. {ECO:0000256|PIRSR:PIRSR037215-
CC 2};
CC -!- SIMILARITY: Belongs to the peptidase M20B family.
CC {ECO:0000256|ARBA:ARBA00009692}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:RHT02550.1}.
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DR EMBL; QUIO01000004; RHT02550.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A417D3J9; -.
DR OrthoDB; 9804934at2; -.
DR Proteomes; UP000284976; Unassembled WGS sequence.
DR GO; GO:0008237; F:metallopeptidase activity; IEA:UniProtKB-KW.
DR GO; GO:0045148; F:tripeptide aminopeptidase activity; IEA:UniProtKB-EC.
DR GO; GO:0008270; F:zinc ion binding; IEA:InterPro.
DR GO; GO:0006518; P:peptide metabolic process; IEA:InterPro.
DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR CDD; cd03892; M20_peptT; 1.
DR Gene3D; 3.30.70.360; -; 1.
DR Gene3D; 3.40.630.10; Zn peptidases; 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 NCBIfam; TIGR01882; peptidase-T; 1.
DR PANTHER; PTHR42994; PEPTIDASE T; 1.
DR PANTHER; PTHR42994:SF1; PEPTIDASE T; 1.
DR Pfam; PF07687; M20_dimer; 1.
DR Pfam; PF01546; Peptidase_M20; 1.
DR PIRSF; PIRSF037215; Peptidase_M20B; 1.
DR SUPFAM; SSF55031; Bacterial exopeptidase dimerisation domain; 1.
DR SUPFAM; SSF53187; Zn-dependent exopeptidases; 1.
DR PROSITE; PS00758; ARGE_DAPE_CPG2_1; 1.
DR PROSITE; PS00759; ARGE_DAPE_CPG2_2; 1.
PE 3: Inferred from homology;
KW Aminopeptidase {ECO:0000256|ARBA:ARBA00022438,
KW ECO:0000313|EMBL:RHT02550.1};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000313|EMBL:RHT02550.1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR037215-2};
KW Metalloprotease {ECO:0000256|ARBA:ARBA00023049};
KW Protease {ECO:0000256|ARBA:ARBA00022670};
KW Reference proteome {ECO:0000313|Proteomes:UP000284976};
KW Zinc {ECO:0000256|PIRSR:PIRSR037215-2}.
FT DOMAIN 205..308
FT /note="Peptidase M20 dimerisation"
FT /evidence="ECO:0000259|Pfam:PF07687"
FT ACT_SITE 80
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-1"
FT ACT_SITE 173
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-1"
FT BINDING 78
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-2"
FT BINDING 140
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-2"
FT BINDING 140
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-2"
FT BINDING 174
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-2"
FT BINDING 196
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-2"
FT BINDING 378
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR037215-2"
SQ SEQUENCE 405 AA; 44378 MW; D29934EFD8E3C125 CRC64;
MRAYERLLNY VKVYTTSEDE QENVPSTSRQ FDLGNQLAEE LKKIGVQDVR IDDKCYVYGV
IPATEGLEEK PAIGFIAHMD TAPDFSGENV NPQIIPEYDG GDVKLGDSEY ALTLKDFPHL
ASLKGRTLIT TDGSTLLGAD DKAGVAEIMT MAEQVITENI PHGKICIGFT PDEEVGRGAD
FFDVEDFGAD FAYTVDGGAE NEIEYENFNA AGAKVKIKGF SVHPGSSKNT MINAALVAME
FNNMLPAGDT PANTEEYEGF FHLCEMSGDV SSASLDYIIR DHDSAMFACR QELMRHIAKL
LNEKYGEGTV TLIIKEQYRN MKEKIEPCMH LIDNAKKAVQ QSGLNPKTVA IRGGTDGARL
SFMGLPCPNL GTGGYAFHGP CEHITVEGMD YAVENLKNIV KLYAC
//
