ID D4KB23_9FIRM Unreviewed; 390 AA.
AC D4KB23;
DT 18-MAY-2010, integrated into UniProtKB/TrEMBL.
DT 18-MAY-2010, sequence version 1.
DT 27-MAR-2024, entry version 69.
DE RecName: Full=Chaperone protein DnaJ {ECO:0000256|HAMAP-Rule:MF_01152};
GN Name=dnaJ {ECO:0000256|HAMAP-Rule:MF_01152};
GN ORFNames=FPR_17970 {ECO:0000313|EMBL:CBL02036.1};
OS Faecalibacterium prausnitzii SL3/3.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Oscillospiraceae;
OC Faecalibacterium.
OX NCBI_TaxID=657322 {ECO:0000313|EMBL:CBL02036.1, ECO:0000313|Proteomes:UP000007059};
RN [1] {ECO:0000313|EMBL:CBL02036.1, ECO:0000313|Proteomes:UP000007059}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SL3/3 {ECO:0000313|EMBL:CBL02036.1,
RC ECO:0000313|Proteomes:UP000007059};
RG metaHIT consortium -- http://www.metahit.eu/;
RA Pajon A., Turner K., Parkhill J., Duncan S., Flint H.;
RT "The genome sequence of Faecalibacterium prausnitzii SL3/3.";
RL Submitted (MAR-2010) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:CBL02036.1, ECO:0000313|Proteomes:UP000007059}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SL3/3 {ECO:0000313|EMBL:CBL02036.1,
RC ECO:0000313|Proteomes:UP000007059};
RA Pajon A.;
RL Submitted (MAR-2010) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Participates actively in the response to hyperosmotic and
CC heat shock by preventing the aggregation of stress-denatured proteins
CC and by disaggregating proteins, also in an autonomous, DnaK-independent
CC fashion. Unfolded proteins bind initially to DnaJ; upon interaction
CC with the DnaJ-bound protein, DnaK hydrolyzes its bound ATP, resulting
CC in the formation of a stable complex. GrpE releases ADP from DnaK; ATP
CC binding to DnaK triggers the release of the substrate protein, thus
CC completing the reaction cycle. Several rounds of ATP-dependent
CC interactions between DnaJ, DnaK and GrpE are required for fully
CC efficient folding. Also involved, together with DnaK and GrpE, in the
CC DNA replication of plasmids through activation of initiation proteins.
CC {ECO:0000256|HAMAP-Rule:MF_01152}.
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01152};
CC Note=Binds 2 Zn(2+) ions per monomer. {ECO:0000256|HAMAP-
CC Rule:MF_01152};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01152}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01152}.
CC -!- DOMAIN: The J domain is necessary and sufficient to stimulate DnaK
CC ATPase activity. Zinc center 1 plays an important role in the
CC autonomous, DnaK-independent chaperone activity of DnaJ. Zinc center 2
CC is essential for interaction with DnaK and for DnaJ activity.
CC {ECO:0000256|HAMAP-Rule:MF_01152}.
CC -!- SIMILARITY: Belongs to the DnaJ family. {ECO:0000256|HAMAP-
CC Rule:MF_01152}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; FP929046; CBL02036.1; -; Genomic_DNA.
DR AlphaFoldDB; D4KB23; -.
DR KEGG; fpa:FPR_17970; -.
DR PATRIC; fig|657322.3.peg.1711; -.
DR eggNOG; COG0484; Bacteria.
DR HOGENOM; CLU_017633_0_7_9; -.
DR Proteomes; UP000007059; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:InterPro.
DR GO; GO:0031072; F:heat shock protein binding; IEA:InterPro.
DR GO; GO:0051082; F:unfolded protein binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006260; P:DNA replication; IEA:UniProtKB-KW.
DR GO; GO:0006457; P:protein folding; IEA:InterPro.
DR GO; GO:0009408; P:response to heat; IEA:InterPro.
DR CDD; cd06257; DnaJ; 1.
DR CDD; cd10747; DnaJ_C; 1.
DR CDD; cd10719; DnaJ_zf; 1.
DR Gene3D; 1.10.287.110; DnaJ domain; 1.
DR Gene3D; 2.10.230.10; Heat shock protein DnaJ, cysteine-rich domain; 1.
DR Gene3D; 2.60.260.20; Urease metallochaperone UreE, N-terminal domain; 2.
DR HAMAP; MF_01152; DnaJ; 1.
DR InterPro; IPR012724; DnaJ.
DR InterPro; IPR002939; DnaJ_C.
DR InterPro; IPR001623; DnaJ_domain.
DR InterPro; IPR018253; DnaJ_domain_CS.
DR InterPro; IPR008971; HSP40/DnaJ_pept-bd.
DR InterPro; IPR001305; HSP_DnaJ_Cys-rich_dom.
DR InterPro; IPR036410; HSP_DnaJ_Cys-rich_dom_sf.
DR InterPro; IPR036869; J_dom_sf.
DR NCBIfam; TIGR02349; DnaJ_bact; 1.
DR PANTHER; PTHR43096; DNAJ HOMOLOG 1, MITOCHONDRIAL-RELATED; 1.
DR PANTHER; PTHR43096:SF52; DNAJ HOMOLOG 1, MITOCHONDRIAL-RELATED; 1.
DR Pfam; PF00226; DnaJ; 1.
DR Pfam; PF01556; DnaJ_C; 1.
DR Pfam; PF00684; DnaJ_CXXCXGXG; 1.
DR PRINTS; PR00625; JDOMAIN.
DR SMART; SM00271; DnaJ; 1.
DR SUPFAM; SSF46565; Chaperone J-domain; 1.
DR SUPFAM; SSF57938; DnaJ/Hsp40 cysteine-rich domain; 1.
DR SUPFAM; SSF49493; HSP40/DnaJ peptide-binding domain; 2.
DR PROSITE; PS00636; DNAJ_1; 1.
DR PROSITE; PS50076; DNAJ_2; 1.
DR PROSITE; PS51188; ZF_CR; 1.
PE 3: Inferred from homology;
KW Chaperone {ECO:0000256|HAMAP-Rule:MF_01152};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01152};
KW DNA replication {ECO:0000256|ARBA:ARBA00022705, ECO:0000256|HAMAP-
KW Rule:MF_01152};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01152};
KW Repeat {ECO:0000256|ARBA:ARBA00022737, ECO:0000256|HAMAP-Rule:MF_01152};
KW Stress response {ECO:0000256|HAMAP-Rule:MF_01152};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_01152};
KW Zinc-finger {ECO:0000256|ARBA:ARBA00022771, ECO:0000256|HAMAP-
KW Rule:MF_01152}.
FT DOMAIN 7..72
FT /note="J"
FT /evidence="ECO:0000259|PROSITE:PS50076"
FT DOMAIN 148..230
FT /note="CR-type"
FT /evidence="ECO:0000259|PROSITE:PS51188"
FT REPEAT 161..168
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT REPEAT 178..185
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT REPEAT 204..211
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT REPEAT 218..225
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT ZN_FING 148..230
FT /note="CR-type"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU00546"
FT BINDING 161
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 164
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 178
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 181
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 204
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 207
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 218
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 221
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
SQ SEQUENCE 390 AA; 42193 MW; FD59BA4174543F12 CRC64;
MAQEKRDYYE VLGVSKGASD AEIKKAYRKL AMKYHPDYNP GDKDAEAKFK EINEANEVLS
DPKKRQLYDQ YGFAGVDPTY AAQNGGGPGG FSGFGGDGVD LGDIFGDIFG GGFGGFGGSS
RQANPNAPRK GQDIRVRITL SFDEAVHGCK KNITITRQQE CTECHGSGCA AGTSPETCPD
CGGRGFVIRQ QRTPFGVMQT QQPCSRCGGK GKLVKNPCKV CHGSGKVATK KTLEVSIPMG
IDDDQSFALR GMGDAGTNGG PAGDVIVMVS VRPSEVFQRD GYDVWVTVPI TYSQAVLGDS
VTVPSIDGKV EYTVPEGTQS GTTFRLRGKG IQYLNGRGRG DMYVKCEVEI PKKLNKAQRD
ALKKFEGTLK EENYEKRKGF FKKLKDMFNA
//