ID A0A2S8SUR1_9BACT Unreviewed; 466 AA.
AC A0A2S8SUR1;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 24-JAN-2024, entry version 20.
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 ORFNames=B1R32_10428 {ECO:0000313|EMBL:PQV64535.1};
OS Abditibacterium utsteinense.
OC Bacteria; Abditibacteriota; Abditibacteriia; Abditibacteriales;
OC Abditibacteriaceae; Abditibacterium.
OX NCBI_TaxID=1960156 {ECO:0000313|EMBL:PQV64535.1, ECO:0000313|Proteomes:UP000237684};
RN [1] {ECO:0000313|EMBL:PQV64535.1, ECO:0000313|Proteomes:UP000237684}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LMG 29911 {ECO:0000313|EMBL:PQV64535.1,
RC ECO:0000313|Proteomes:UP000237684};
RX PubMed=29475572;
RA Tahon G., Tytgat B., Lebbe L., Carlier A., Willems A.;
RT "Abditibacterium utsteinense sp. nov., the first cultivated member of
RT candidate phylum FBP, isolated from ice-free Antarctic soil samples.";
RL Syst. Appl. Microbiol. 0:0-0(2018).
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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PQV64535.1}.
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DR EMBL; NIGF01000004; PQV64535.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2S8SUR1; -.
DR InParanoid; A0A2S8SUR1; -.
DR OrthoDB; 9804062at2; -.
DR Proteomes; UP000237684; Unassembled WGS sequence.
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 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 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, ECO:0000313|EMBL:PQV64535.1};
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:PQV64535.1};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW Protease {ECO:0000313|EMBL:PQV64535.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000237684}.
FT DOMAIN 51..355
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
FT DOMAIN 358..447
FT /note="Clp ATPase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01086"
FT BINDING 20
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 62..67
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 279
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 344
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 416
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
SQ SEQUENCE 466 AA; 51456 MW; E264EDB0638E9C90 CRC64;
MSFHLLTPRQ IVAELDKYIV GQTAAKRAVA VALRNRFRRD QLSEDVRAGI IPRNILMIGP
TGVGKTEIAR RLATLAGAPM LKIEATKFTE IGYVGREVDG IVRDLVEISI GMVEREKIAG
VKDAARASAE ARLLDLLAPR PVRATNTAMP PNPFGAMWPQ AASAPTETER LQTEQNERLR
SKLAEKLAAG EMEDAEVEFE IEEKRPSNIA FMAPGMEEGG DMSQMLSGLF PQNKKKRRLK
VKDARPILEH QEAEMLLDRD AIISEAIARA QENGIVFLDE IDKIAGREGN GGPQVSREGV
QRDLLPLVEG AVVNTKYGPV STEHMLFIAA GAFHVSKPSD LIPELQGRFP IRVELEPLTE
EDLRRILTEP QGALINQYRA LLGADGVELE WTSDGISEIA RFAAQVNEST ENIGARRLHT
LVEKVLEEVS FEAPEGEEKS VRINASFVRA RLAHLVSDDD LSRFIL
//