ID A0A4Q8U9G0_9ALTE Unreviewed; 442 AA.
AC A0A4Q8U9G0;
DT 31-JUL-2019, integrated into UniProtKB/TrEMBL.
DT 31-JUL-2019, sequence version 1.
DT 24-JAN-2024, entry version 17.
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 ECO:0000313|EMBL:TAP37957.1};
GN ORFNames=EYS00_15800 {ECO:0000313|EMBL:TAP37957.1};
OS Alteromonas sp. KUL49.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Alteromonadaceae; Alteromonas/Salinimonas group; Alteromonas.
OX NCBI_TaxID=2480798 {ECO:0000313|EMBL:TAP37957.1, ECO:0000313|Proteomes:UP000293649};
RN [1] {ECO:0000313|EMBL:TAP37957.1, ECO:0000313|Proteomes:UP000293649}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KUL49 {ECO:0000313|EMBL:TAP37957.1,
RC ECO:0000313|Proteomes:UP000293649};
RA Ohnishi K., Kobayashi S., He C.;
RT "Draft geome sequence of Ulvan-utilizing strain KUL49.";
RL Submitted (FEB-2019) to the EMBL/GenBank/DDBJ databases.
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:TAP37957.1}.
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DR EMBL; SIHN01000009; TAP37957.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A4Q8U9G0; -.
DR OrthoDB; 9804062at2; -.
DR Proteomes; UP000293649; 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:InterPro.
DR GO; GO:0036402; F:proteasome-activating activity; IEA:UniProtKB-UniRule.
DR GO; GO:0043335; P:protein unfolding; IEA:UniProtKB-UniRule.
DR CDD; cd19498; RecA-like_HslU; 1.
DR Gene3D; 1.10.8.60; -; 1.
DR Gene3D; 1.10.8.10; DNA helicase RuvA subunit, C-terminal domain; 2.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
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};
KW Chaperone {ECO:0000256|ARBA:ARBA00023186, ECO:0000256|HAMAP-Rule:MF_00249};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00249};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW Reference proteome {ECO:0000313|Proteomes:UP000293649}.
FT DOMAIN 49..331
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
FT DOMAIN 334..430
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 255
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 320
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 392
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
SQ SEQUENCE 442 AA; 49809 MW; 51A57A4D4DA8B1FC CRC64;
MSEMTPREIV HELDRHIIGQ QGAKRAVSIA LRNRWRRMQL EPELRQEVTP KNILMIGPTG
VGKTEIARRL AKLANAPFIK VEATKFTEVG YVGKEVEQII RDLADIAVKM TKEHEMKKVK
FRAEEAAEDR ILDVLIPPPE DVWGQKEDVE DRGTRQAFRK KLRQGDLDDK EIEIDVAQPQ
VGVEIMAPPG MEEMTNQLQG MFQNLSGSQK KKKKLKIKDA FKLLVEEEAA RLVNQEDLKE
KAIESVEQNG IVFVDEIDKI CKREGNTSGD VSREGVQRDL LPLVEGSTVS TKHGMVKTDH
ILFIASGAFQ MAKPSDLIPE LQGRLPIRVE LSALEVGDFK RILTEPNASL TEQYKALLAT
EGVSVSFDDS GIQRIAEAAW QVNERTENIG ARRLHTVLER LMEDISFDAS EKSGETLLID
ADYVNSHLDT LVENEDLSRF IL
//