ID HTPX_STRPM Reviewed; 298 AA.
AC Q48V70;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 13-SEP-2005, sequence version 1.
DT 27-MAR-2024, entry version 101.
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=M28_Spy0272;
OS Streptococcus pyogenes serotype M28 (strain MGAS6180).
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=319701;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MGAS6180;
RX PubMed=16088825; DOI=10.1086/430618;
RA Green N.M., Zhang S., Porcella S.F., Nagiec M.J., Barbian K.D., Beres S.B.,
RA Lefebvre R.B., Musser J.M.;
RT "Genome sequence of a serotype M28 strain of group A Streptococcus:
RT potential new insights into puerperal sepsis and bacterial disease
RT specificity.";
RL J. Infect. Dis. 192:760-770(2005).
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 ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP000056; AAX71386.1; -; Genomic_DNA.
DR RefSeq; WP_011284515.1; NC_007296.2.
DR AlphaFoldDB; Q48V70; -.
DR SMR; Q48V70; -.
DR KEGG; spb:M28_Spy0272; -.
DR HOGENOM; CLU_042266_2_1_9; -.
DR Proteomes; UP000009292; 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; Transmembrane; Transmembrane helix; Zinc.
FT CHAIN 1..298
FT /note="Protease HtpX homolog"
FT /id="PRO_1000020955"
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 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 226
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; 32743 MW; 7749FBD6AF4B71FF CRC64;
MLYQQISQNK QRTVVLLVVF FALLALIGAS AGYLLLDNYA MGLVLALVIG VIYATSMIFQ
STSLVMSMNN AREVTEKEAP GFFHIVEDMA MVAQIPMPRV FIIEDPSLNA FATGSSPQNA
AVAATTGLLE VMNREELEGV IGHEISHIRN YDIRISTIAV ALASAVTVIS SIGGRMLWYG
GGSRRQRDDG DDDVLRIITL LLSLLSLLLA PLVASLIQLA ISRQREYLAD ASSVELTRNP
QGMINALEKL QLSQPMKHPV DDASAALYIN EPRKKRSFSS LFSTHPPIEE RIERLKNM
//
