AC MF_00188; DC Protein; auto TR HAMAP; MF_00188; -; 1; level=0 XX Names: Pept_M48_protease_HtpX XX ID HTPX case DE RecName: Full=Protease HtpX; DE EC=3.4.24.-; DE AltName: Full=Heat shock protein HtpX; else DE RecName: Full=Protease HtpX homolog; DE EC=3.4.24.-; end case GN Name=htpX; XX CC -!- COFACTOR: CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; CC Note=Binds 1 zinc ion per subunit.; case not defined or CC -!- SUBCELLULAR LOCATION: Cell membrane; Multi-pass membrane protein. else case CC -!- SUBCELLULAR LOCATION: Cell inner membrane; Multi-pass membrane protein. end case CC -!- SIMILARITY: Belongs to the peptidase M48B family. XX DR Pfam; PF01435; Peptidase_M48; 1; trigger=no DR PROSITE; PS00142; ZINC_PROTEASE; 1; trigger=no DR General; Transmembrane; -; 3-5; trigger=yes XX case KW Stress response end case case defined and KW Cell inner membrane end case KW Cell membrane KW Hydrolase KW Membrane KW Metal-binding KW Metalloprotease KW Protease KW Transmembrane KW Zinc KW Transmembrane helix XX GO GO:0004222; F:metalloendopeptidase activity GO GO:0008270; F:zinc ion binding GO GO:0005886; C:plasma membrane XX FT From: HTPX_ECOLI (P23894) FT ACT_SITE 140 FT Condition: E FT BINDING 139 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT Condition: H FT BINDING 143 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT Condition: H FT BINDING 222 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="catalytic" FT Condition: E XX Size: 258-366; Related: None; Template: P23894; Scope: Bacteria Archaea Fusion: Nter: None Cter: None Duplicate: in METAC, METMA, STRCO, SULAC, SACS2, SULTO Plasmid: None Comments: Possible wrong start in ARCFU and METTH. Possible C-terminal frameshift in METTH. Divergent duplicate htpX sequence in PYRHO: PH1588. Not induced by heat shock in Streptococcus gordonii. XX # Revision 1.48 2022/11/19 //