ID A0A2K8KQC9_9GAMM Unreviewed; 427 AA.
AC A0A2K8KQC9;
DT 25-APR-2018, integrated into UniProtKB/TrEMBL.
DT 25-APR-2018, sequence version 1.
DT 24-JAN-2024, entry version 22.
DE RecName: Full=ATP-dependent Clp protease ATP-binding subunit ClpX {ECO:0000256|HAMAP-Rule:MF_00175};
GN Name=clpX {ECO:0000256|HAMAP-Rule:MF_00175,
GN ECO:0000313|EMBL:ATX76812.1};
GN ORFNames=REIFOR_01667 {ECO:0000313|EMBL:ATX76812.1};
OS Reinekea forsetii.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Saccharospirillaceae; Reinekea.
OX NCBI_TaxID=1336806 {ECO:0000313|EMBL:ATX76812.1, ECO:0000313|Proteomes:UP000229757};
RN [1] {ECO:0000313|EMBL:ATX76812.1, ECO:0000313|Proteomes:UP000229757}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Hel1_31_D35 {ECO:0000313|EMBL:ATX76812.1,
RC ECO:0000313|Proteomes:UP000229757};
RX PubMed=28000419;
RA Avci B., Hahnke R.L., Chafee M., Fischer T., Gruber-Vodicka H.,
RA Tegetmeyer H.E., Harder J., Fuchs B.M., Amann R.I., Teeling H.;
RT "Genomic and physiological analyses of 'Reinekea forsetii' reveal a
RT versatile opportunistic lifestyle during spring algae blooms.";
RL Environ. Microbiol. 19:1209-1221(2017).
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:0000256|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:0000256|HAMAP-Rule:MF_00175}.
CC -!- SIMILARITY: Belongs to the ClpX chaperone family. {ECO:0000256|HAMAP-
CC Rule:MF_00175, ECO:0000256|PROSITE-ProRule:PRU01250}.
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DR EMBL; CP011797; ATX76812.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2K8KQC9; -.
DR KEGG; rfo:REIFOR_01667; -.
DR OrthoDB; 9804062at2; -.
DR Proteomes; UP000229757; 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:0008233; F:peptidase activity; IEA:UniProtKB-KW.
DR GO; GO:0046983; F:protein dimerization activity; IEA:UniProtKB-UniRule.
DR GO; GO:0051082; F:unfolded protein binding; 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; cd19497; RecA-like_ClpX; 1.
DR Gene3D; 1.10.8.60; -; 1.
DR Gene3D; 6.20.220.10; ClpX chaperone, C4-type zinc finger domain; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 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 NCBIfam; TIGR00382; clpX; 1.
DR PANTHER; PTHR48102:SF7; ATP-DEPENDENT CLP PROTEASE ATP-BINDING SUBUNIT CLPX-LIKE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR48102; ATP-DEPENDENT CLP PROTEASE ATP-BINDING SUBUNIT CLPX-LIKE, MITOCHONDRIAL-RELATED; 1.
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; SSF57716; Glucocorticoid receptor-like (DNA-binding domain); 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR PROSITE; PS51902; CLPX_ZB; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00175};
KW Chaperone {ECO:0000256|ARBA:ARBA00023186, ECO:0000256|HAMAP-Rule:MF_00175};
KW Hydrolase {ECO:0000313|EMBL:ATX76812.1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00175};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00175}; Protease {ECO:0000313|EMBL:ATX76812.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000229757};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00175}.
FT DOMAIN 5..58
FT /note="ClpX-type ZB"
FT /evidence="ECO:0000259|PROSITE:PS51902"
FT BINDING 17
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00175,
FT ECO:0000256|PROSITE-ProRule:PRU01250"
FT BINDING 20
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00175,
FT ECO:0000256|PROSITE-ProRule:PRU01250"
FT BINDING 39
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00175,
FT ECO:0000256|PROSITE-ProRule:PRU01250"
FT BINDING 42
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00175,
FT ECO:0000256|PROSITE-ProRule:PRU01250"
FT BINDING 122..129
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00175"
SQ SEQUENCE 427 AA; 47202 MW; 341F40A792480977 CRC64;
MADDKTRKGD DGKLLYCSFC GKSQHEVRKL IAGPSVFVCD ECVDLCNDII REELQEIAPK
SDSAKLPVPA EIRETLDEYV IGQERAKMVL SVAVYNHYKR LQYAETNSDV ELSKSNILLI
GPTGSGKTLL AETMARLLNV PFTIADATTL TEAGYVGEDV ENIIQKLLQK CDYDVEKAQR
GIVYIDEIDK ISRKSDNPSI TRDVSGEGVQ QALLKLIEGT VASVPPQGGR KHPQQEFLQV
DTANILFICG GAFSGLEKVI QHRTEKGGIG FNAEVIKKDE RLIGSIISEV EPEDLVKYGL
IPEFIGRLPV VATLRELDEE ALMQILTQPK NSLVKQYQKL FDMESVELDI RESALKAIAQ
KAMQRNTGAR GLRSILENVL LDTMYRVPSE ANVTKVVIDE SVINGESEPL LIYQSTESQR
VASGNAD
//