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Database: UniProt
Entry: I4D9H0_DESAJ
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ID   I4D9H0_DESAJ            Unreviewed;       460 AA.
AC   I4D9H0;
DT   05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT   05-SEP-2012, sequence version 1.
DT   24-JAN-2024, entry version 57.
DE   RecName: Full=ATP-dependent protease ATPase subunit HslU {ECO:0000256|HAMAP-Rule:MF_00249};
DE   AltName: Full=Unfoldase HslU {ECO:0000256|HAMAP-Rule:MF_00249};
GN   Name=hslU {ECO:0000256|HAMAP-Rule:MF_00249};
GN   OrderedLocusNames=Desaci_3563 {ECO:0000313|EMBL:AFM42444.1};
OS   Desulfosporosinus acidiphilus (strain DSM 22704 / JCM 16185 / SJ4).
OC   Bacteria; Bacillota; Clostridia; Eubacteriales; Desulfitobacteriaceae;
OC   Desulfosporosinus.
OX   NCBI_TaxID=646529 {ECO:0000313|EMBL:AFM42444.1, ECO:0000313|Proteomes:UP000002892};
RN   [1] {ECO:0000313|EMBL:AFM42444.1, ECO:0000313|Proteomes:UP000002892}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 22704 / JCM 16185 / SJ4
RC   {ECO:0000313|Proteomes:UP000002892};
RX   PubMed=23105050; DOI=10.1128/JB.01392-12;
RA   Pester M., Brambilla E., Alazard D., Rattei T., Weinmaier T., Han J.,
RA   Lucas S., Lapidus A., Cheng J.F., Goodwin L., Pitluck S., Peters L.,
RA   Ovchinnikova G., Teshima H., Detter J.C., Han C.S., Tapia R., Land M.L.,
RA   Hauser L., Kyrpides N.C., Ivanova N.N., Pagani I., Huntmann M., Wei C.L.,
RA   Davenport K.W., Daligault H., Chain P.S., Chen A., Mavromatis K.,
RA   Markowitz V., Szeto E., Mikhailova N., Pati A., Wagner M., Woyke T.,
RA   Ollivier B., Klenk H.P., Spring S., Loy A.;
RT   "Complete genome sequences of Desulfosporosinus orientis DSM765T,
RT   Desulfosporosinus youngiae DSM17734T, Desulfosporosinus meridiei DSM13257T,
RT   and Desulfosporosinus acidiphilus DSM22704T.";
RL   J. Bacteriol. 194:6300-6301(2012).
CC   -!- FUNCTION: ATPase subunit of a proteasome-like degradation complex; this
CC       subunit has chaperone activity. The binding of ATP and its subsequent
CC       hydrolysis by HslU are essential for unfolding of protein substrates
CC       subsequently hydrolyzed by HslV. HslU recognizes the N-terminal part of
CC       its protein substrates and unfolds these before they are guided to HslV
CC       for hydrolysis. {ECO:0000256|HAMAP-Rule:MF_00249}.
CC   -!- SUBUNIT: A double ring-shaped homohexamer of HslV is capped on each
CC       side by a ring-shaped HslU homohexamer. The assembly of the HslU/HslV
CC       complex is dependent on binding of ATP. {ECO:0000256|HAMAP-
CC       Rule:MF_00249}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00249}.
CC   -!- SIMILARITY: Belongs to the ClpX chaperone family. HslU subfamily.
CC       {ECO:0000256|ARBA:ARBA00009771, ECO:0000256|HAMAP-Rule:MF_00249}.
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DR   EMBL; CP003639; AFM42444.1; -; Genomic_DNA.
DR   RefSeq; WP_014828432.1; NC_018068.1.
DR   AlphaFoldDB; I4D9H0; -.
DR   STRING; 646529.Desaci_3563; -.
DR   KEGG; dai:Desaci_3563; -.
DR   eggNOG; COG1220; Bacteria.
DR   HOGENOM; CLU_033123_0_0_9; -.
DR   OMA; KYGMIKT; -.
DR   OrthoDB; 9804062at2; -.
DR   Proteomes; UP000002892; Chromosome.
DR   GO; GO:0009376; C:HslUV protease complex; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR   GO; GO:0008233; F:peptidase activity; IEA:UniProtKB-KW.
DR   GO; GO:0036402; F:proteasome-activating activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0043335; P:protein unfolding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR   CDD; cd19498; RecA-like_HslU; 1.
DR   Gene3D; 1.10.8.60; -; 1.
DR   Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 2.
DR   HAMAP; MF_00249; HslU; 1.
DR   InterPro; IPR003593; AAA+_ATPase.
DR   InterPro; IPR003959; ATPase_AAA_core.
DR   InterPro; IPR019489; Clp_ATPase_C.
DR   InterPro; IPR004491; HslU.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   NCBIfam; TIGR00390; hslU; 1.
DR   PANTHER; PTHR48102; ATP-DEPENDENT CLP PROTEASE ATP-BINDING SUBUNIT CLPX-LIKE, MITOCHONDRIAL-RELATED; 1.
DR   PANTHER; PTHR48102:SF3; ATP-DEPENDENT PROTEASE ATPASE SUBUNIT HSLU; 1.
DR   Pfam; PF00004; AAA; 1.
DR   Pfam; PF07724; AAA_2; 1.
DR   Pfam; PF10431; ClpB_D2-small; 1.
DR   SMART; SM00382; AAA; 1.
DR   SMART; SM01086; ClpB_D2-small; 1.
DR   SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW   Chaperone {ECO:0000256|ARBA:ARBA00023186, ECO:0000256|HAMAP-Rule:MF_00249};
KW   Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00249};
KW   Hydrolase {ECO:0000313|EMBL:AFM42444.1};
KW   Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW   Protease {ECO:0000313|EMBL:AFM42444.1}.
FT   DOMAIN          49..352
FT                   /note="AAA+ ATPase"
FT                   /evidence="ECO:0000259|SMART:SM00382"
FT   DOMAIN          351..446
FT                   /note="Clp ATPase C-terminal"
FT                   /evidence="ECO:0000259|SMART:SM01086"
FT   BINDING         18
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT   BINDING         60..65
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT   BINDING         272
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT   BINDING         337
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT   BINDING         409
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
SQ   SEQUENCE   460 AA;  51624 MW;  B60962FB3B0A0751 CRC64;
     MESLTPREIV RELDSYIVGQ DAGKRAVAIA LRNRYRRSLL PEKLQDDIIP KNILMIGPTG
     VGKTEIARRL AKLVRAPFIK VEATKFTEVG YVGRDVESIV RDIVEIALRM VKAERAEIVQ
     TQAAVNAEKR LIELLVPIKH SEKSSANPFQ MLFGQSSETE KEETVTPEIE KERALVVESL
     RRGELEEKVI EISVEETAPL SDMLGNNMME MGMNIQDMVS GILPKRHKKR KVSVKEARKI
     LLNEEVQNLI DHDEAVNEAI HRTEHEGIVF LDEIDKIAGR EGAGGPDVSR GGVQRDILPI
     VEGSTVVTKY GPVKTDHILF IAAGAFHLCK PSDLIPELQG RFPIRVELES LSVADFKRIL
     TEPQSSLIKQ YSALLGTEGI KVDFTENAIE ELAEVAYKVN STTENIGARR LHTIIEKVLE
     ELSFEASELP EDYTVTINRE YVQHRLGNVI QNQDLARYIL
//
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