ID   HTPX_CAUVN              Reviewed;         316 AA.
AC   B8H051;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 73.
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=CCNA_02594;
OS   Caulobacter vibrioides (strain NA1000 / CB15N) (Caulobacter crescentus).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Caulobacterales;
OC   Caulobacteraceae; Caulobacter.
OX   NCBI_TaxID=565050;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NA1000 / CB15N;
RX   PubMed=20472802; DOI=10.1128/jb.00255-10;
RA   Marks M.E., Castro-Rojas C.M., Teiling C., Du L., Kapatral V.,
RA   Walunas T.L., Crosson S.;
RT   "The genetic basis of laboratory adaptation in Caulobacter crescentus.";
RL   J. Bacteriol. 192:3678-3688(2010).
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; CP001340; ACL96059.1; -; Genomic_DNA.
DR   RefSeq; WP_010920366.1; NC_011916.1.
DR   RefSeq; YP_002517967.1; NC_011916.1.
DR   AlphaFoldDB; B8H051; -.
DR   SMR; B8H051; -.
DR   PRIDE; B8H051; -.
DR   EnsemblBacteria; ACL96059; ACL96059; CCNA_02594.
DR   GeneID; 7332944; -.
DR   KEGG; ccs:CCNA_02594; -.
DR   PATRIC; fig|565050.3.peg.2544; -.
DR   HOGENOM; CLU_042266_3_0_5; -.
DR   OMA; AVCCTEG; -.
DR   OrthoDB; 1918093at2; -.
DR   PhylomeDB; B8H051; -.
DR   Proteomes; UP000001364; 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; Reference proteome; Transmembrane;
KW   Transmembrane helix; Zinc.
FT   CHAIN           1..316
FT                   /note="Protease HtpX homolog"
FT                   /id="PRO_1000124224"
FT   TRANSMEM        16..36
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        149..169
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        180..200
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   REGION          295..316
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   ACT_SITE        135
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         134
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         138
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         209
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ   SEQUENCE   316 AA;  33539 MW;  9FE44C078E08510A CRC64;
     MNHFKTYMLL AGLTALFMGA GFLIGGATGM MIALVFALAM NAFSYWNADK IVLRTYGAVE
     VDESHPEPLI RNYVIDTVEM ARSAGLPRPR ITVIDSAQPN AFATGRDPDH AAVAASTGLL
     QLLTREEIRG VMAHELAHVK NRDTLVMTVT ATIAGAISAL ANFAFFFGGS RDEEGNGGGL
     GGMIGAILIA ILAPIAAMLV QMAISRAREY EADRIGAQIA GDSESLARAL QKIEAYARGG
     YENVQAERNP ATAHMFIINP LAGKGADNLF STHPATHNRV EALMRLGVER GARRPVMAAT
     TSSSVPLSGE RGGPWS