ID   HTPX_SHEB5              Reviewed;         287 AA.
AC   A3D5N7;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   20-MAR-2007, sequence version 1.
DT   03-AUG-2022, entry version 82.
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=Sbal_2557;
OS   Shewanella baltica (strain OS155 / ATCC BAA-1091).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=325240;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=OS155 / ATCC BAA-1091;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Sims D.R., Brettin T., Bruce D., Han C., Tapia R., Brainard J., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Brettar I.,
RA   Klappenbach J., Konstantinidis K., Rodrigues J., Tiedje J., Richardson P.;
RT   "Complete sequence of chromosome of Shewanella baltica OS155.";
RL   Submitted (FEB-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000563; ABN62050.1; -; Genomic_DNA.
DR   RefSeq; WP_006082065.1; NC_009052.1.
DR   AlphaFoldDB; A3D5N7; -.
DR   STRING; 325240.Sbal_2557; -.
DR   MEROPS; M48.002; -.
DR   EnsemblBacteria; ABN62050; ABN62050; Sbal_2557.
DR   GeneID; 11772760; -.
DR   KEGG; sbl:Sbal_2557; -.
DR   HOGENOM; CLU_042266_1_0_6; -.
DR   OMA; AVCCTEG; -.
DR   Proteomes; UP000001557; 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..287
FT                   /note="Protease HtpX"
FT                   /id="PRO_1000020932"
FT   TRANSMEM        4..24
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        33..53
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        154..174
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        195..215
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   ACT_SITE        140
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         139
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         143
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         220
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ   SEQUENCE   287 AA;  30741 MW;  E420163C267019A5 CRC64;
     MKRIFLLIAT NLAVLLVASI VMSILGVNTS TMGGLLVFAA IFGFGGAFIS LAISKWMAKK
     TMGCEVITTP RDSTERWLVE TVARQAKQAG IKMPEVAIYQ SPDMNAFATG PSKDNSLVAV
     STGLLYGMSQ DEIEGVLAHE VSHVANGDMV TLTLIQGVVN TFVIFAARVV AGIINNFVSS
     NDEEGEGLGM FAYMAVVFVL DMLFGILASI IVAYFSRIRE YKADEGAARL AGKGKMIAAL
     ERLRQGPEST AMPAQMSAFG INGKRSMAEM MMSHPPLEKR IAALRAS