ID   HTPX_LACPL              Reviewed;         299 AA.
AC   Q88Z48; F9UKZ3;
DT   31-OCT-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   03-AUG-2022, entry version 102.
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=lp_0516;
OS   Lactiplantibacillus plantarum (strain ATCC BAA-793 / NCIMB 8826 / WCFS1)
OS   (Lactobacillus plantarum).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC   Lactiplantibacillus.
OX   NCBI_TaxID=220668;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-793 / NCIMB 8826 / WCFS1;
RX   PubMed=12566566; DOI=10.1073/pnas.0337704100;
RA   Kleerebezem M., Boekhorst J., van Kranenburg R., Molenaar D., Kuipers O.P.,
RA   Leer R., Tarchini R., Peters S.A., Sandbrink H.M., Fiers M.W.E.J.,
RA   Stiekema W., Klein Lankhorst R.M., Bron P.A., Hoffer S.M.,
RA   Nierop Groot M.N., Kerkhoven R., De Vries M., Ursing B., De Vos W.M.,
RA   Siezen R.J.;
RT   "Complete genome sequence of Lactobacillus plantarum WCFS1.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:1990-1995(2003).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], AND GENOME REANNOTATION.
RC   STRAIN=ATCC BAA-793 / NCIMB 8826 / WCFS1;
RX   PubMed=22156394; DOI=10.1128/jb.06275-11;
RA   Siezen R.J., Francke C., Renckens B., Boekhorst J., Wels M.,
RA   Kleerebezem M., van Hijum S.A.;
RT   "Complete resequencing and reannotation of the Lactobacillus plantarum
RT   WCFS1 genome.";
RL   J. Bacteriol. 194:195-196(2012).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AL935263; CCC78008.1; -; Genomic_DNA.
DR   RefSeq; WP_011101040.1; NC_004567.2.
DR   RefSeq; YP_004888522.1; NC_004567.2.
DR   AlphaFoldDB; Q88Z48; -.
DR   STRING; 220668.lp_0516; -.
DR   EnsemblBacteria; CCC78008; CCC78008; lp_0516.
DR   KEGG; lpl:lp_0516; -.
DR   PATRIC; fig|220668.9.peg.425; -.
DR   eggNOG; COG0501; Bacteria.
DR   HOGENOM; CLU_042266_2_1_9; -.
DR   OMA; AVCCTEG; -.
DR   PhylomeDB; Q88Z48; -.
DR   BioCyc; LPLA220668:G1GW0-429-MON; -.
DR   Proteomes; UP000000432; 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; Reference proteome; Transmembrane; Transmembrane helix; Zinc.
FT   CHAIN           1..299
FT                   /note="Protease HtpX homolog"
FT                   /id="PRO_0000138870"
FT   TRANSMEM        16..36
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        198..218
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         227
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ   SEQUENCE   299 AA;  32948 MW;  ECF66CEADBE19506 CRC64;
     MLFEQIARNK RHTLYVMAAF VILLAVIGLA VGYVFFNSAI AGLLVALIAA VFYMVLMISQ
     STDIVMSMNH GRELHQADDD PELWHIVEDM ALVAKVPMPR VFIIDDESPN AFATGNDPEH
     AAVAVTTGIQ ARLTREEMEG VIGHEMSHVR NYDIRLQTIA LALTAAISLL VNWGMNAFWW
     GGGRRSRDND RDGNGAQVLL MILAIVVIIL APLAASLVQM ALSRNREYLA DAGSVELTRN
     PLGLISALEK IDDSQPMQAA DPSSAALYIS DPFKAKKSWT HLFDTHPPMA DRITRLKNM