ID   HTPX_LEUMM              Reviewed;         297 AA.
AC   Q03YG9;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   14-NOV-2006, sequence version 1.
DT   03-AUG-2022, entry version 98.
DE   RecName: Full=Protease HtpX homolog {ECO:0000255|HAMAP-Rule:MF_00188};
DE            EC=3.4.24.- {ECO:0000255|HAMAP-Rule:MF_00188};
GN   Name=htpX {ECO:0000255|HAMAP-Rule:MF_00188}; OrderedLocusNames=LEUM_0640;
OS   Leuconostoc mesenteroides subsp. mesenteroides (strain ATCC 8293 / DSM
OS   20343 / BCRC 11652 / CCM 1803 / JCM 6124 / NCDO 523 / NBRC 100496 / NCIMB
OS   8023 / NCTC 12954 / NRRL B-1118 / 37Y).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC   Leuconostoc.
OX   NCBI_TaxID=203120;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 8293 / DSM 20343 / BCRC 11652 / CCM 1803 / JCM 6124 / NCDO 523
RC   / NBRC 100496 / NCIMB 8023 / NCTC 12954 / NRRL B-1118 / 37Y;
RX   PubMed=17030793; DOI=10.1073/pnas.0607117103;
RA   Makarova K.S., Slesarev A., Wolf Y.I., Sorokin A., Mirkin B., Koonin E.V.,
RA   Pavlov A., Pavlova N., Karamychev V., Polouchine N., Shakhova V.,
RA   Grigoriev I., Lou Y., Rohksar D., Lucas S., Huang K., Goodstein D.M.,
RA   Hawkins T., Plengvidhya V., Welker D., Hughes J., Goh Y., Benson A.,
RA   Baldwin K., Lee J.-H., Diaz-Muniz I., Dosti B., Smeianov V., Wechter W.,
RA   Barabote R., Lorca G., Altermann E., Barrangou R., Ganesan B., Xie Y.,
RA   Rawsthorne H., Tamir D., Parker C., Breidt F., Broadbent J.R., Hutkins R.,
RA   O'Sullivan D., Steele J., Unlu G., Saier M.H. Jr., Klaenhammer T.,
RA   Richardson P., Kozyavkin S., Weimer B.C., Mills D.A.;
RT   "Comparative genomics of the lactic acid bacteria.";
RL   Proc. Natl. Acad. Sci. U.S.A. 103:15611-15616(2006).
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 membrane {ECO:0000255|HAMAP-Rule:MF_00188};
CC       Multi-pass membrane protein {ECO:0000255|HAMAP-Rule:MF_00188}.
CC   -!- SIMILARITY: Belongs to the peptidase M48B family. {ECO:0000255|HAMAP-
CC       Rule:MF_00188}.
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DR   EMBL; CP000414; ABJ61753.1; -; Genomic_DNA.
DR   RefSeq; WP_011679450.1; NC_008531.1.
DR   AlphaFoldDB; Q03YG9; -.
DR   STRING; 203120.LEUM_0640; -.
DR   EnsemblBacteria; ABJ61753; ABJ61753; LEUM_0640.
DR   GeneID; 61176884; -.
DR   KEGG; lme:LEUM_0640; -.
DR   eggNOG; COG0501; Bacteria.
DR   HOGENOM; CLU_042266_2_1_9; -.
DR   OMA; AVCCTEG; -.
DR   OrthoDB; 1918093at2; -.
DR   Proteomes; UP000000362; 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 membrane; Hydrolase; Membrane; Metal-binding; Metalloprotease;
KW   Protease; Transmembrane; Transmembrane helix; Zinc.
FT   CHAIN           1..297
FT                   /note="Protease HtpX homolog"
FT                   /id="PRO_1000020883"
FT   TRANSMEM        14..34
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        38..58
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        159..179
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        145
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         144
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         148
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         228
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ   SEQUENCE   297 AA;  32531 MW;  119DFD404F440DDC CRC64;
     MLYQQIQSNK RRTIVLLFVF FILVALVGAA VGYLLLNSLE TGVVAAIVIG AIYTIIMVSN
     STNVVMAMNH GHEIKNADQA PELWHTVEDM AMVAQVPMPR VFIIDDDSPN AFATGNNPEH
     SAVAATTGLL KIMNRSELEG VIAHEMSHVR NYDIRISTIA LALAAAITLL TNIGGNWWFW
     GSGDRRRNDD RNGGGGLQIL LLVFSILMMV LAPLAAAAIQ MAISRNREYL ADAGSAELTR
     NPQGLISALR KLGNAQPMKD VDSSSAALYI SNPLKNKERL FDTHPPIEER IDRLEKM