HTPX_STRPJ
ID HTPX_STRPJ Reviewed; 299 AA.
AC B8ZJU7;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 03-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 62.
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=SPN23F11780;
OS Streptococcus pneumoniae (strain ATCC 700669 / Spain 23F-1).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=561276;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700669 / Spain 23F-1;
RX PubMed=19114491; DOI=10.1128/jb.01343-08;
RA Croucher N.J., Walker D., Romero P., Lennard N., Paterson G.K., Bason N.C.,
RA Mitchell A.M., Quail M.A., Andrew P.W., Parkhill J., Bentley S.D.,
RA Mitchell T.J.;
RT "Role of conjugative elements in the evolution of the multidrug-resistant
RT pandemic clone Streptococcus pneumoniae Spain23F ST81.";
RL J. Bacteriol. 191:1480-1489(2009).
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; FM211187; CAR68984.1; -; Genomic_DNA.
DR RefSeq; WP_000895733.1; NC_011900.1.
DR AlphaFoldDB; B8ZJU7; -.
DR KEGG; sne:SPN23F11780; -.
DR HOGENOM; CLU_042266_2_1_9; -.
DR OMA; AVCCTEG; -.
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..299
FT /note="Protease HtpX homolog"
FT /id="PRO_1000192747"
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 158..178
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
FT TRANSMEM 198..218
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 299 AA; 32805 MW; 06D25ED3D6F30AA3 CRC64;
MLFDQIASNK RKTWILLLVF FLLLALVGYA VGYLFIRSGL GGLVIALIIG FIYALSMIFQ
STEIVMSMNG AREVDEQTAP DLYHVVEDMA LVAQIPMPRV FIIDDPALNA FATGSNPQNA
AVAATSGLLA IMNREELEAV MGHEVSHIRN YDIRISTIAV ALASAITMLS SMAGRMMWWG
GAGRRRSDDD RDGNGLEIIM LVVSLLAIVL APLAATLVQL AISRQREFLA DASSVELTRN
PQGMINALDK LDNSKPMSRH VDDASSALYI NDPKKGGGFQ KLFYTHPPIS ERIERLKHM
