HTPX_LACH4
ID HTPX_LACH4 Reviewed; 298 AA.
AC A8YWL7;
DT 26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 15-JAN-2008, sequence version 1.
DT 03-AUG-2022, entry version 80.
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=lhv_0108;
OS Lactobacillus helveticus (strain DPC 4571).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Lactobacillus.
OX NCBI_TaxID=405566;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DPC 4571;
RX PubMed=17993529; DOI=10.1128/jb.01295-07;
RA Callanan M., Kaleta P., O'Callaghan J., O'Sullivan O., Jordan K.,
RA McAuliffe O., Sangrador-Vegas A., Slattery L., Fitzgerald G.F.,
RA Beresford T., Ross R.P.;
RT "Genome sequence of Lactobacillus helveticus: an organism distinguished by
RT selective gene loss and IS element expansion.";
RL J. Bacteriol. 190:727-735(2008).
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; CP000517; ABX26379.1; -; Genomic_DNA.
DR RefSeq; WP_012211256.1; NC_010080.1.
DR AlphaFoldDB; A8YWL7; -.
DR STRING; 405566.lhv_0108; -.
DR EnsemblBacteria; ABX26379; ABX26379; lhv_0108.
DR KEGG; lhe:lhv_0108; -.
DR eggNOG; COG0501; Bacteria.
DR HOGENOM; CLU_042266_2_1_9; -.
DR OMA; AVCCTEG; -.
DR Proteomes; UP000000790; 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..298
FT /note="Protease HtpX homolog"
FT /id="PRO_1000071690"
FT TRANSMEM 15..35
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 39..59
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 153..173
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 197..217
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT ACT_SITE 144
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 147
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 298 AA; 33264 MW; 9D9D9930C6D7B1AE CRC64;
MLYQQIARNK RKTALIMVLF VVILTLVGAG LGYLFSNRPW MGIIIALAGS LIYLLIMWQN
PANMIMSLNH AQEIQEADNP ELWHIVEDMA MVARVPMPRV YIIPDPSPNA FATGRDPNHS
AVAVTEGILQ LMNREELEGV LGHELSHVRN YDILLSTIAV VLVGVISFIS GMASRYIWFA
GGSRDSDDDR DSNAFEMIFK VVAIVFVLIL GPLSASLAQM ALSRNREYLA DASSVELTRN
PQGLISALRK IENSQPMKQA DRSSAGLYIE NPFHNHGLSH LFDTHPPTED RIKRLEQM
