ID A0A0K9X723_9ACTN Unreviewed; 388 AA.
AC A0A0K9X723;
DT 11-NOV-2015, integrated into UniProtKB/TrEMBL.
DT 11-NOV-2015, sequence version 1.
DT 27-MAR-2024, entry version 37.
DE RecName: Full=Chaperone protein DnaJ {ECO:0000256|HAMAP-Rule:MF_01152};
GN Name=dnaJ {ECO:0000256|HAMAP-Rule:MF_01152};
GN ORFNames=AC230_28395 {ECO:0000313|EMBL:KNB49230.1};
OS Streptomyces caatingaensis.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=1678637 {ECO:0000313|EMBL:KNB49230.1, ECO:0000313|Proteomes:UP000037288};
RN [1] {ECO:0000313|Proteomes:UP000037288}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CMAA 1322 {ECO:0000313|Proteomes:UP000037288};
RA Santos S.N., Gacesa R., Taketani R.G., Long P.F., Melo I.S.;
RT "Draft genome sequence of Streptomyces sp. CMAA 1322, a bacterium isolated
RT from Caatinga biome, from dry forest semiarid of Brazil.";
RL Submitted (JUL-2015) 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 -!- 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:KNB49230.1}.
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DR EMBL; LFXA01000018; KNB49230.1; -; Genomic_DNA.
DR RefSeq; WP_049719180.1; NZ_LFXA01000018.1.
DR AlphaFoldDB; A0A0K9X723; -.
DR STRING; 1678637.AC230_28395; -.
DR PATRIC; fig|1678637.3.peg.6069; -.
DR OrthoDB; 9779889at2; -.
DR Proteomes; UP000037288; Unassembled WGS sequence.
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:SF54; CHAPERONE PROTEIN DNAJ 1; 1.
DR PANTHER; PTHR43096; 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}; Reference proteome {ECO:0000313|Proteomes:UP000037288};
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 10..75
FT /note="J"
FT /evidence="ECO:0000259|PROSITE:PS50076"
FT DOMAIN 155..233
FT /note="CR-type"
FT /evidence="ECO:0000259|PROSITE:PS51188"
FT REPEAT 168..175
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT REPEAT 184..191
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT REPEAT 207..214
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT REPEAT 221..228
FT /note="CXXCXGXG motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT ZN_FING 155..233
FT /note="CR-type"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU00546"
FT REGION 368..388
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 168
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 171
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 184
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
FT BINDING 187
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 210
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
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"
FT BINDING 224
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01152"
SQ SEQUENCE 388 AA; 40270 MW; B53EB75E62036BA1 CRC64;
MSTKDFLEKD YYKALGVPKD AGEAEIKKAY RKLAREFHPD ANKGDAAAEE RFKEISEAYD
VLADPKRRKE YDDARALFGN GGFRPGPGGG GSFNFDLGDL FGGAQGGAGA GGFGGGLGDV
FGGLFNRGGA TRTQPRRGQD IESEVTLSFT EAVDGATVPL RMSSSAACKA CSGTGDKNGT
PRVCPTCVGT GQVSRGTGGG FSIADPCPDC KGRGLIPESP CDVCKGSGRA TSSRTMQVRI
PAGVSDGQRI RLRGKGAPGE RGGPHGDLYV VVHVGTHPVF GRKGDNLTVT VPVTFAEAVL
GGEVKVPTLG GPPVTLRIPP GTPNGRTMRA RGKGAVRKDG TRGDLLVTVE VTVPKDLSDK
ARDALESFRE ATAGEDPRAE LFQAAKGA
//