ID   HTPX_PSEU2              Reviewed;         295 AA.
AC   Q4ZQC4;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   07-JUN-2005, sequence version 1.
DT   03-AUG-2022, entry version 101.
DE   RecName: Full=Protease HtpX {ECO:0000255|HAMAP-Rule:MF_00188};
DE            EC=3.4.24.- {ECO:0000255|HAMAP-Rule:MF_00188};
DE   AltName: Full=Heat shock protein HtpX {ECO:0000255|HAMAP-Rule:MF_00188};
GN   Name=htpX {ECO:0000255|HAMAP-Rule:MF_00188}; OrderedLocusNames=Psyr_3616;
OS   Pseudomonas syringae pv. syringae (strain B728a).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas; Pseudomonas syringae.
OX   NCBI_TaxID=205918;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=B728a;
RX   PubMed=16043691; DOI=10.1073/pnas.0504930102;
RA   Feil H., Feil W.S., Chain P., Larimer F., Dibartolo G., Copeland A.,
RA   Lykidis A., Trong S., Nolan M., Goltsman E., Thiel J., Malfatti S.,
RA   Loper J.E., Lapidus A., Detter J.C., Land M., Richardson P.M.,
RA   Kyrpides N.C., Ivanova N., Lindow S.E.;
RT   "Comparison of the complete genome sequences of Pseudomonas syringae pv.
RT   syringae B728a and pv. tomato DC3000.";
RL   Proc. Natl. Acad. Sci. U.S.A. 102:11064-11069(2005).
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00188};
CC       Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00188};
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00188}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00188}.
CC   -!- SIMILARITY: Belongs to the peptidase M48B family. {ECO:0000255|HAMAP-
CC       Rule:MF_00188}.
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DR   EMBL; CP000075; AAY38648.1; -; Genomic_DNA.
DR   RefSeq; WP_003369784.1; NC_007005.1.
DR   RefSeq; YP_236686.1; NC_007005.1.
DR   AlphaFoldDB; Q4ZQC4; -.
DR   SMR; Q4ZQC4; -.
DR   STRING; 205918.Psyr_3616; -.
DR   MEROPS; M48.002; -.
DR   EnsemblBacteria; AAY38648; AAY38648; Psyr_3616.
DR   GeneID; 65075675; -.
DR   KEGG; psb:Psyr_3616; -.
DR   PATRIC; fig|205918.7.peg.3713; -.
DR   eggNOG; COG0501; Bacteria.
DR   HOGENOM; CLU_042266_1_0_6; -.
DR   OMA; AVCCTEG; -.
DR   Proteomes; UP000000426; Chromosome.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0004222; F:metalloendopeptidase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR   HAMAP; MF_00188; Pept_M48_protease_HtpX; 1.
DR   InterPro; IPR022919; Pept_M48_protease_HtpX.
DR   InterPro; IPR001915; Peptidase_M48.
DR   Pfam; PF01435; Peptidase_M48; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Hydrolase; Membrane; Metal-binding;
KW   Metalloprotease; Protease; Transmembrane; Transmembrane helix; Zinc.
FT   CHAIN           1..295
FT                   /note="Protease HtpX"
FT                   /id="PRO_1000020917"
FT   TRANSMEM        4..24
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        42..62
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        158..178
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        199..219
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   ACT_SITE        148
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         147
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         151
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         224
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ   SEQUENCE   295 AA;  32227 MW;  6E93AE7024413D55 CRC64;
     MMRILLFLAT NLAVVLIASI TLSLFGFNGF MAANGVDLNL NQLLVFCAVF GFAGSLFSLF
     ISKWMAKMST GTQIISQPRT RHEQWLLQTV EQLSRDAGIK MPEVGIFPAY EANAFATGWN
     KNDALVAVSQ GLLERFSPDE VKAVLAHEIG HVANGDMVTL ALVQGVVNTF VMFFARIIGN
     FVDKVIFKTE NGQGIAYYIT TIFAELVLGF LASAIVMWFS RKREFRADDA GARLAGTGAM
     IGALQRLRSE QGVPVNMPDS LTAFGINAGL KKGLAGLFMS HPPLEQRIEA LRRRG