HTPX_BUCAI
ID HTPX_BUCAI Reviewed; 292 AA.
AC P57406;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-2000, sequence version 1.
DT 03-AUG-2022, entry version 117.
DE RecName: Full=Protease HtpX {ECO:0000255|HAMAP-Rule:MF_00188};
DE EC=3.4.24.- {ECO:0000255|HAMAP-Rule:MF_00188};
DE AltName: Full=Heat shock protein HtpX {ECO:0000255|HAMAP-Rule:MF_00188};
GN Name=htpX {ECO:0000255|HAMAP-Rule:MF_00188}; OrderedLocusNames=BU321;
OS Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon
OS pisum symbiotic bacterium).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Buchnera.
OX NCBI_TaxID=107806;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=APS;
RX PubMed=10993077; DOI=10.1038/35024074;
RA Shigenobu S., Watanabe H., Hattori M., Sakaki Y., Ishikawa H.;
RT "Genome sequence of the endocellular bacterial symbiont of aphids Buchnera
RT sp. APS.";
RL Nature 407:81-86(2000).
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; BA000003; BAB13029.1; -; Genomic_DNA.
DR RefSeq; NP_240143.1; NC_002528.1.
DR RefSeq; WP_009874275.1; NC_002528.1.
DR AlphaFoldDB; P57406; -.
DR SMR; P57406; -.
DR STRING; 107806.10038995; -.
DR MEROPS; M48.002; -.
DR EnsemblBacteria; BAB13029; BAB13029; BAB13029.
DR KEGG; buc:BU321; -.
DR PATRIC; fig|107806.10.peg.333; -.
DR eggNOG; COG0501; Bacteria.
DR HOGENOM; CLU_042266_1_0_6; -.
DR OMA; SRYREYV; -.
DR Proteomes; UP000001806; 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..292
FT /note="Protease HtpX"
FT /id="PRO_0000138856"
FT TRANSMEM 4..24
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 32..52
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 147..167
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 193..213
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT ACT_SITE 140
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT BINDING 139
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT BINDING 143
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT BINDING 222
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ SEQUENCE 292 AA; 32762 MW; DA0135106794BA30 CRC64;
MTRIVLFLLT NLAVMLIFSL ILFLTGIQSN TIYGLLIMSG LFGFSGSILS LILSKWIALR
SVNGEIITHP RNEVESWLIN TVRQQSIQKG IIMPQIAVYH ATDINAFATG ARRNSALIAV
STGLLENMTH HEAEAVIAHE ISHIANGDMI TMTLVQGVVN TFVIFISRFL SQIISNVMSS
NRNENNTEEK NSFVYFLVST FLELIFGILA SIITMWFSRH REFYADASSA KMVGREKMIA
ALNRLKTSHE PQESDSMIAF CINGKSKSFL KLFASHPSLE NRIEALYNQE YM