CLPX_STRPS
ID CLPX_STRPS Reviewed; 410 AA.
AC B2IR87;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-JUN-2008, sequence version 1.
DT 03-AUG-2022, entry version 76.
DE RecName: Full=ATP-dependent Clp protease ATP-binding subunit ClpX {ECO:0000255|HAMAP-Rule:MF_00175};
GN Name=clpX {ECO:0000255|HAMAP-Rule:MF_00175}; OrderedLocusNames=SPCG_1554;
OS Streptococcus pneumoniae (strain CGSP14).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=516950;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGSP14;
RX PubMed=19361343; DOI=10.1186/1471-2164-10-158;
RA Ding F., Tang P., Hsu M.-H., Cui P., Hu S., Yu J., Chiu C.-H.;
RT "Genome evolution driven by host adaptations results in a more virulent and
RT antimicrobial-resistant Streptococcus pneumoniae serotype 14.";
RL BMC Genomics 10:158-158(2009).
CC -!- FUNCTION: ATP-dependent specificity component of the Clp protease. It
CC directs the protease to specific substrates. Can perform chaperone
CC functions in the absence of ClpP. {ECO:0000255|HAMAP-Rule:MF_00175}.
CC -!- SUBUNIT: Component of the ClpX-ClpP complex. Forms a hexameric ring
CC that, in the presence of ATP, binds to fourteen ClpP subunits assembled
CC into a disk-like structure with a central cavity, resembling the
CC structure of eukaryotic proteasomes. {ECO:0000255|HAMAP-Rule:MF_00175}.
CC -!- SIMILARITY: Belongs to the ClpX chaperone family. {ECO:0000255|HAMAP-
CC Rule:MF_00175}.
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; CP001033; ACB90806.1; -; Genomic_DNA.
DR RefSeq; WP_000106354.1; NC_010582.1.
DR AlphaFoldDB; B2IR87; -.
DR SMR; B2IR87; -.
DR EnsemblBacteria; ACB90806; ACB90806; SPCG_1554.
DR KEGG; spw:SPCG_1554; -.
DR HOGENOM; CLU_014218_8_2_9; -.
DR OMA; HYKRVQA; -.
DR Proteomes; UP000001682; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR GO; GO:0140662; F:ATP-dependent protein folding chaperone; IEA:InterPro.
DR GO; GO:0046983; F:protein dimerization activity; IEA:InterPro.
DR GO; GO:0051082; F:unfolded protein binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:InterPro.
DR Gene3D; 3.40.50.300; -; 1.
DR Gene3D; 6.20.220.10; -; 1.
DR HAMAP; MF_00175; ClpX; 1.
DR InterPro; IPR003593; AAA+_ATPase.
DR InterPro; IPR003959; ATPase_AAA_core.
DR InterPro; IPR019489; Clp_ATPase_C.
DR InterPro; IPR004487; Clp_protease_ATP-bd_su_ClpX.
DR InterPro; IPR046425; ClpX_bact.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR010603; Znf_CppX_C4.
DR InterPro; IPR038366; Znf_CppX_C4_sf.
DR Pfam; PF07724; AAA_2; 1.
DR Pfam; PF10431; ClpB_D2-small; 1.
DR Pfam; PF06689; zf-C4_ClpX; 1.
DR SMART; SM00382; AAA; 1.
DR SMART; SM01086; ClpB_D2-small; 1.
DR SMART; SM00994; zf-C4_ClpX; 1.
DR SUPFAM; SSF52540; SSF52540; 1.
DR TIGRFAMs; TIGR00382; clpX; 1.
DR PROSITE; PS51902; CLPX_ZB; 1.
PE 3: Inferred from homology;
KW ATP-binding; Chaperone; Metal-binding; Nucleotide-binding; Zinc.
FT CHAIN 1..410
FT /note="ATP-dependent Clp protease ATP-binding subunit ClpX"
FT /id="PRO_1000098008"
FT DOMAIN 1..54
FT /note="ClpX-type ZB"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01250"
FT BINDING 13
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01250"
FT BINDING 16
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01250"
FT BINDING 35
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01250"
FT BINDING 38
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01250"
FT BINDING 120..127
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00175"
SQ SEQUENCE 410 AA; 45713 MW; 71972BA9555D13C9 CRC64;
MSTNRKNDMM VYCSFCGKSQ EEVQKIIAGN NAFICNECVE LAQEIIREEL VEEVLADLSE
VPKPIELLHI LNHYVIGQDR AKRALAVAVY NHYKRINFHD TREESEDVDL QKSNILMIGP
TGSGKTFLAQ TLAKSLNVPF AIADATALTE AGYVGEDVEN ILLKLLQAAD FNIERAERGI
IYVDEIDKIA KKSENVSITR DVSGEGVQQA LLKIIEGTVA SVPPQGGRKH PQQEMIQVDT
KNILFIVGGA FDGIEEIVKQ RLGEKVIGFG QNNKAIDENS SYMQEIIAED IQKFGIIPEL
IGRLPVFAAL EQLTVDDLVR ILKEPRNALV KQYQTLLSYD DVELEFDDEA LQEIANKAIE
RKTGARGLRS IIEETMLDVM FEVPSQENVK LVRITKEAVD GTDKPILETA