ID HTPX_STRA5 Reviewed; 296 AA.
AC Q8DY66;
DT 11-APR-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2003, sequence version 1.
DT 27-MAR-2024, entry version 113.
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=SAG1627;
OS Streptococcus agalactiae serotype V (strain ATCC BAA-611 / 2603 V/R).
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=208435;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-611 / 2603 V/R;
RX PubMed=12200547; DOI=10.1073/pnas.182380799;
RA Tettelin H., Masignani V., Cieslewicz M.J., Eisen J.A., Peterson S.N.,
RA Wessels M.R., Paulsen I.T., Nelson K.E., Margarit I., Read T.D.,
RA Madoff L.C., Wolf A.M., Beanan M.J., Brinkac L.M., Daugherty S.C.,
RA DeBoy R.T., Durkin A.S., Kolonay J.F., Madupu R., Lewis M.R., Radune D.,
RA Fedorova N.B., Scanlan D., Khouri H.M., Mulligan S., Carty H.A.,
RA Cline R.T., Van Aken S.E., Gill J., Scarselli M., Mora M., Iacobini E.T.,
RA Brettoni C., Galli G., Mariani M., Vegni F., Maione D., Rinaudo D.,
RA Rappuoli R., Telford J.L., Kasper D.L., Grandi G., Fraser C.M.;
RT "Complete genome sequence and comparative genomic analysis of an emerging
RT human pathogen, serotype V Streptococcus agalactiae.";
RL Proc. Natl. Acad. Sci. U.S.A. 99:12391-12396(2002).
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; AE009948; AAN00491.1; -; Genomic_DNA.
DR RefSeq; NP_688618.1; NC_004116.1.
DR RefSeq; WP_000966817.1; NC_004116.1.
DR AlphaFoldDB; Q8DY66; -.
DR STRING; 208435.SAG1627; -.
DR GeneID; 66886471; -.
DR KEGG; sag:SAG1627; -.
DR PATRIC; fig|208435.3.peg.1638; -.
DR HOGENOM; CLU_042266_2_1_9; -.
DR OrthoDB; 15218at2; -.
DR Proteomes; UP000000821; Chromosome.
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 CDD; cd07340; M48B_Htpx_like; 1.
DR Gene3D; 3.30.2010.10; Metalloproteases ('zincins'), catalytic domain; 1.
DR HAMAP; MF_00188; Pept_M48_protease_HtpX; 1.
DR InterPro; IPR022919; Pept_M48_protease_HtpX.
DR InterPro; IPR001915; Peptidase_M48.
DR PANTHER; PTHR43221; PROTEASE HTPX; 1.
DR PANTHER; PTHR43221:SF1; PROTEASE HTPX; 1.
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..296
FT /note="Protease HtpX homolog"
FT /id="PRO_0000138891"
FT TRANSMEM 14..34
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 195..215
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 224
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00188"
SQ SEQUENCE 296 AA; 32371 MW; AB8BD021AE8F4968 CRC64;
MLYQQIASNK RKTVVLLIVF FCLLAAIGAA VGYLVLGSYQ FGLVLALIIG VIYAVSMIFQ
STNVVMSMNN AREVTEDEAP NYFHIVEDMA MIAQIPMPRV FIVEDDSLNA FATGSKPENA
AVAATTGLLA VMNREELEGV IGHEVSHIRN YDIRISTIAV ALASAVTLIS SIGSRMLFYG
GGRRRDDDRE DGGNILVLIF SILSLILAPL AASLVQLAIS RQREYLADAS SVELTRNPQG
MISALEKLDR SEPMGHPVDD ASAALYINDP TKKEGLKSLF YTHPPIADRI ERLRHM
//
