ID A0A1N6TCM5_9BACT Unreviewed; 464 AA.
AC A0A1N6TCM5;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 24-JAN-2024, entry version 28.
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=SAMN05421545_0246 {ECO:0000313|EMBL:SIQ51119.1};
OS Pontibacter lucknowensis.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Hymenobacteraceae;
OC Pontibacter.
OX NCBI_TaxID=1077936 {ECO:0000313|EMBL:SIQ51119.1, ECO:0000313|Proteomes:UP000185924};
RN [1] {ECO:0000313|Proteomes:UP000185924}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DM9 {ECO:0000313|Proteomes:UP000185924};
RA Varghese N., Submissions S.;
RL Submitted (JAN-2017) 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}.
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DR EMBL; FTNM01000001; SIQ51119.1; -; Genomic_DNA.
DR RefSeq; WP_007654458.1; NZ_FTNM01000001.1.
DR AlphaFoldDB; A0A1N6TCM5; -.
DR STRING; 1077936.SAMN05421545_0246; -.
DR OrthoDB; 9804062at2; -.
DR Proteomes; UP000185924; 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 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, ECO:0000313|EMBL:SIQ51119.1};
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:SIQ51119.1};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW Protease {ECO:0000313|EMBL:SIQ51119.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000185924}.
FT DOMAIN 53..351
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
FT DOMAIN 354..447
FT /note="Clp ATPase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01086"
FT REGION 146..166
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 147..163
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 22
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 64..69
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 274
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 340
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 412
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
SQ SEQUENCE 464 AA; 52026 MW; 9DF3AC76F93F8169 CRC64;
MLDSIEHLTP AQIVEELDKY IIGQKDAKRN VAIALRNRWR RMNADENIRR EIVPNNILMI
GATGVGKTEI ARRLAKIADA PFTKVEASKF TEVGYVGRDV ESMVRDLVEQ SVNMVKTRKK
EEVKQKAAEA VEDIILDALI PPIQGGRATP SFSSTSESNG MPDNDYELNE RTREKFREKI
RNGELEDRKI EIRIQQSAMP GIGAMGPGMD EASMMNIQEM ISGMMPKKTK KRKVTIAEAR
KILLDEEAAK LIDMDEVKEE AIFKAENSGV IFIDEIDKVA SSSSKGSGPD VSREGVQRDL
LPIVEGSTVN TKYGVINTDH ILFIAAGAFH VAKPSDLIPE LQGRFPIRVE LQSLTKDDFY
QILKFPKNAL TKQYEALLKA EDVELSFADE ALDEIANIAY EVNSEVENIG ARRLHTVMSR
LLNDILFDVP DKIGANAHIV VNREMVLERL SDMVKNRDLS QYIL
//