ID A0A1G6D5Q8_9GAMM Unreviewed; 445 AA.
AC A0A1G6D5Q8;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 23.
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=SAMN02927930_01552 {ECO:0000313|EMBL:SDB40458.1};
OS Pseudidiomarina indica.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Idiomarinaceae; Pseudidiomarina.
OX NCBI_TaxID=1159017 {ECO:0000313|EMBL:SDB40458.1, ECO:0000313|Proteomes:UP000199626};
RN [1] {ECO:0000313|Proteomes:UP000199626}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.10824 {ECO:0000313|Proteomes:UP000199626};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) 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; FMXN01000008; SDB40458.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G6D5Q8; -.
DR STRING; 1159017.SAMN02927930_01552; -.
DR OrthoDB; 9804062at2; -.
DR Proteomes; UP000199626; 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; 1.10.8.10; DNA helicase RuvA subunit, C-terminal domain; 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:SDB40458.1};
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:SDB40458.1};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00249};
KW Protease {ECO:0000313|EMBL:SDB40458.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000199626}.
FT DOMAIN 49..334
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
FT DOMAIN 337..436
FT /note="Clp ATPase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01086"
FT REGION 136..159
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 143..159
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
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 258
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 323
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
FT BINDING 395
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00249"
SQ SEQUENCE 445 AA; 49928 MW; 9C4B914FE12527E9 CRC64;
MSNMTPREIV DELNRHIIGQ ESAKKAVAVA LRNRWRRMQL DEELRHEVTP KNILMIGPTG
VGKTEIARRL AKLANAPFIK VEATKFTEVG YVGKEVESII RDLTDAAVKQ TREQMMQKVR
YRAEEAAEER VLDALLPPPK KTGWADEQEE PRDQSNTRQV FRKKLREGQL DEKEIEIEVS
APQLGVEIMA PPGMEEMTSQ LQSMFQNIGG GRSKPKKMKI KDAMKQLVEE EAAKMLNPED
IKEQALQAVE QNGIVFLDEI DKICKRGDVS GPDVSREGVQ RDLLPLVEGT TVSTKHGMVK
TDHILFIASG AFQMSKPSDL IPELQGRLPI RVELQALTSA DFVRILTEPN ASLTAQYKAL
MATEGVTIDF TPDGIEKIAE MAFQVNETTE NIGARRLHTV LERLMEEISF KASDLAGQQI
EINADYVTKT LGELAQDEDL SRFIL
//