ID   HTPX_PYRFU              Reviewed;         289 AA.
AC   Q8U1S0;
DT   19-OCT-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2002, sequence version 1.
DT   03-AUG-2022, entry version 105.
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=PF1135;
OS   Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1).
OC   Archaea; Euryarchaeota; Thermococci; Thermococcales; Thermococcaceae;
OC   Pyrococcus.
OX   NCBI_TaxID=186497;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 43587 / DSM 3638 / JCM 8422 / Vc1;
RX   PubMed=10430560; DOI=10.1093/genetics/152.4.1299;
RA   Maeder D.L., Weiss R.B., Dunn D.M., Cherry J.L., Gonzalez J.M.,
RA   DiRuggiero J., Robb F.T.;
RT   "Divergence of the hyperthermophilic archaea Pyrococcus furiosus and P.
RT   horikoshii inferred from complete genomic sequences.";
RL   Genetics 152:1299-1305(1999).
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; AE009950; AAL81259.1; -; Genomic_DNA.
DR   RefSeq; WP_011012275.1; NZ_CP023154.1.
DR   AlphaFoldDB; Q8U1S0; -.
DR   STRING; 186497.PF1135; -.
DR   PRIDE; Q8U1S0; -.
DR   EnsemblBacteria; AAL81259; AAL81259; PF1135.
DR   GeneID; 41712944; -.
DR   KEGG; pfu:PF1135; -.
DR   PATRIC; fig|186497.12.peg.1196; -.
DR   eggNOG; arCOG01331; Archaea.
DR   HOGENOM; CLU_042266_3_0_2; -.
DR   OMA; SRYREYV; -.
DR   OrthoDB; 62484at2157; -.
DR   PhylomeDB; Q8U1S0; -.
DR   Proteomes; UP000001013; 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..289
FT                   /note="Protease HtpX homolog"
FT                   /id="PRO_0000138925"
FT   TRANSMEM        5..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        40..60
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        143..163
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   TRANSMEM        181..201
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   ACT_SITE        134
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         133
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         137
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT   BINDING         207
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ   SEQUENCE   289 AA;  31802 MW;  94E530697F465DFD CRC64;
     MGIGLWVRTG LLMAFLTGLL VGIGYLIGGQ GGMIIAFTIA LFMNFFSYWF SDSIVLSWYN
     ARIVSEEEAP ELHRIVEKLA MQAGIPKPRV AIVPTLVPNA FATGRSPEHA VVAVTEGLLR
     ILNRDELEGV IAHEISHIKN RDTLIQTIAA VLAGAIMVLV NFARWSLWFG AYDEDRDGGN
     IVALILAIIL APIAATLIQL AISRSREYLA DETGAKISGK PHALASALMK IEEAVRYRPL
     KNGNPATAHM FIVNPFRGVD FVELFSTHPP TEKRIERLRK IAMEMGIIF