ID I2GDH9_9BACT Unreviewed; 459 AA.
AC I2GDH9;
DT 11-JUL-2012, integrated into UniProtKB/TrEMBL.
DT 11-JUL-2012, sequence version 1.
DT 24-JAN-2024, entry version 49.
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=BN8_00912 {ECO:0000313|EMBL:CCH51953.1};
OS Fibrisoma limi BUZ 3.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Spirosomataceae;
OC Fibrisoma.
OX NCBI_TaxID=1185876 {ECO:0000313|EMBL:CCH51953.1, ECO:0000313|Proteomes:UP000009309};
RN [1] {ECO:0000313|EMBL:CCH51953.1, ECO:0000313|Proteomes:UP000009309}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BUZ 3T {ECO:0000313|Proteomes:UP000009309};
RX PubMed=22843583; DOI=10.1128/jb.00869-12;
RA Filippini M., Qi W., Jaenicke S., Goesmann A., Smits T.H., Bagheri H.C.;
RT "Genome Sequence of the Filamentous Bacterium Fibrisoma limi BUZ 3T.";
RL J. Bacteriol. 194:4445-4445(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}.
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:CCH51953.1}.
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DR EMBL; CAIT01000004; CCH51953.1; -; Genomic_DNA.
DR RefSeq; WP_009280539.1; NZ_CAIT01000004.1.
DR AlphaFoldDB; I2GDH9; -.
DR STRING; 1185876.BN8_00912; -.
DR eggNOG; COG1220; Bacteria.
DR OrthoDB; 9804062at2; -.
DR Proteomes; UP000009309; 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; 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 Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW Reference proteome {ECO:0000313|Proteomes:UP000009309};
KW Stress response {ECO:0000313|EMBL:CCH51953.1}.
FT DOMAIN 53..346
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
FT DOMAIN 349..442
FT /note="Clp ATPase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01086"
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 268
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 335
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 407
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
SQ SEQUENCE 459 AA; 51233 MW; 22CFFE79DFA9146C CRC64;
MTQSLKDLTP RQIVAELDQY IIGQHDAKRN VAIALRNRWR RMNAPDDMQS EITPNNILMI
GATGVGKTEI ARRLAKLADA PFTKVEASKF TEVGYVGRDV ESMVRDLVEQ SVNMVRAAKK
EAVQVKAQQL VEDAILDILI PPVKPTTTHM GFENNNDPDA ELNERTRERF REKIRSGEMD
DRKIDIEVQQ NQAPNIGVMG GTVDELSMMN IQEMISGMMP KRGKKRKVTI AEAKKIMLEE
EAAKLIDMDE VKEEAIRKAE NAGIIFIDEI DKVASARGNG AGGPDVSREG VQRDLLPIVE
GSAVNTKYGV IHTDHILFIA AGAFHVSKPS DLIPELQGRF PIRVELQSLS EDDFYQILKE
PKNALTKQYV AMLAAEGVEL TFQDDALREL ARIGFQVNSE VENIGARRLQ TVLSHLLNDF
MFDIPDMIGA NAHVVVTKEL VLEKLSGLVQ NRDLSQFIL
//