HTPX_PYRHO
ID HTPX_PYRHO Reviewed; 289 AA.
AC O58997;
DT 15-JUL-1999, integrated into UniProtKB/Swiss-Prot.
DT 19-OCT-2002, sequence version 2.
DT 03-AUG-2022, entry version 128.
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=PH1256;
OS Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC
OS 100139 / OT-3).
OC Archaea; Euryarchaeota; Thermococci; Thermococcales; Thermococcaceae;
OC Pyrococcus.
OX NCBI_TaxID=70601;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3;
RX PubMed=9679194; DOI=10.1093/dnares/5.2.55;
RA Kawarabayasi Y., Sawada M., Horikawa H., Haikawa Y., Hino Y., Yamamoto S.,
RA Sekine M., Baba S., Kosugi H., Hosoyama A., Nagai Y., Sakai M., Ogura K.,
RA Otsuka R., Nakazawa H., Takamiya M., Ohfuku Y., Funahashi T., Tanaka T.,
RA Kudoh Y., Yamazaki J., Kushida N., Oguchi A., Aoki K., Yoshizawa T.,
RA Nakamura Y., Robb F.T., Horikoshi K., Masuchi Y., Shizuya H., Kikuchi H.;
RT "Complete sequence and gene organization of the genome of a hyper-
RT thermophilic archaebacterium, Pyrococcus horikoshii OT3.";
RL DNA Res. 5:55-76(1998).
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 -!- SEQUENCE CAUTION:
CC Sequence=BAA30357.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR EMBL; BA000001; BAA30357.1; ALT_INIT; Genomic_DNA.
DR PIR; C71070; C71070.
DR RefSeq; WP_048053343.1; NC_000961.1.
DR AlphaFoldDB; O58997; -.
DR STRING; 70601.3257674; -.
DR EnsemblBacteria; BAA30357; BAA30357; BAA30357.
DR GeneID; 1443580; -.
DR KEGG; pho:PH1256; -.
DR eggNOG; arCOG01331; Archaea.
DR OMA; SRYREYV; -.
DR OrthoDB; 62484at2157; -.
DR Proteomes; UP000000752; 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..289
FT /note="Protease HtpX homolog"
FT /id="PRO_0000138926"
FT TRANSMEM 15..35
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 36..56
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 182..202
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; 31854 MW; 2B7BB399A9E91A12 CRC64;
MGLGLWIRTG ILMTLLTVVL VGIGYLLGGT GGMIIAFTLA LFMNLISYWF SDSIVLNWYN
ARIVSEEEAP ELHYIVEKLA RQAGIPKPRV AIVPTMVPNA FATGRSPRNA VVAVTEGLLQ
LLNKDELEGV IAHEISHIKN RDTLIQTIAA VLAGAIMILV DFARWSLWFG AYDDERDSGS
VIGLILAIIL APLAATLIQL AISRSREYLA DETGARISGK PHALASALMK IEEAVRYRPL
RRGNPATAHM FIINPFRGID FAELFSTHPP TEKRIERLRK IALEMGIIF