Chaperone protein ClpB

Details

Name
Chaperone protein ClpB
Kind
protein
Synonyms
Not Available
Gene Name
clpB
UniProtKB Entry
Q9RA63Swiss-Prot
Organism
Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579)
NCBI Taxonomy ID
300852
Amino acid sequence
>lcl|BSEQ0017051|Chaperone protein ClpB
MNLERWTQAAREALAQAQVLAQRMKHQAIDLPHLWAVLLKDERSLAWRLLEKAGADPKAL
KELQERELARLPKVEGAEVGQYLTSRLSGALNRAEALMEELKDRYVAVDTLVLALAEATP
GLPGLEALKGALKELRGGRTVQTEHAESTYNALEQYGIDLTRLAAEGKLDPVIGRDEEIR
RVIQILLRRTKNNPVLIGEPGVGKTAIVEGLAQRIVKGDVPEGLKGKRIVSLQMGSLLAG
AKYRGEFEERLKAVIQEVVQSQGEVILFIDELHTVVGAGKAEGAVDAGNMLKPALARGEL
RLIGATTLDEYREIEKDPALERRFQPVYVDEPTVEETISILRGLKEKYEVHHGVRISDSA
IIAAATLSHRYITERRLPDKAIDLIDEAAARLRMALESAPEEIDALERKKLQLEIEREAL
KKEKDPDSQERLKAIEAEIAKLTEEIAKLRAEWEREREILRKLREAQHRLDEVRREIELA
ERQYDLNRAAELRYGELPKLEAEVEALSEKLRGARFVRLEVTEEDIAEIVSRWTGIPVSK
LLEGEREKLLRLEEELHKRVVGQDEAIRAVADAIRRARAGLKDPNRPIGSFLFLGPTGVG
KTELAKTLAATLFDTEEAMIRIDMTEYMEKHAVSRLIGAPPGYVGYEEGGQLTEAVRRRP
YSVILFDEIEKAHPDVFNILLQILDDGRLTDSHGRTVDFRNTVIILTSNLGSPLILEGLQ
KGWPYERIRDEVFKVLQQHFRPEFLNRLDEIVVFRPLTKEQIRQIVEIQLSYLRARLAEK
RISLELTEAAKDFLAERGYDPVFGARPLRRVIQRELETPLAQKILAGEVKEGDRVQVDVG
PAGLVFAVPARVEA
Number of residues
854
Molecular Weight
96252.605
Theoretical pI
5.57
GO Classification
Functions
ATP binding / identical protein binding
Processes
protein processing / response to heat
Components
cytoplasm
General Function
Part of a stress-induced multi-chaperone system, it is involved in the recovery of the cell from heat-induced damage, in cooperation with DnaK, DnaJ and GrpE. Acts before DnaK, in the processing of protein aggregates. Protein binding stimulates the ATPase activity; ATP hydrolysis unfolds the denatured protein aggregates, which probably helps expose new hydrophobic binding sites on the surface of ClpB-bound aggregates, contributing to the solubilization and refolding of denatured protein aggregates by DnaK.
Specific Function
ATP binding
Pfam Domain Function
Signal Regions
Not Available
Transmembrane Regions
Not Available
Cellular Location
Cytoplasm
Gene sequence
>lcl|BSEQ0017052|Chaperone protein ClpB (clpB)
ATGAACCTGGAACGCTGGACCCAAGCCGCCCGCGAAGCCCTGGCCCAGGCGCAGGTCCTG
GCGCAAAGGATGAAGCACCAGGCCATAGACCTGCCCCACCTCTGGGCTGTCCTCCTGAAG
GACGAGAGAAGCCTCGCCTGGCGCCTCTTGGAGAAGGCGGGGGCCGACCCCAAGGCCCTT
AAAGAGCTCCAGGAGCGGGAGCTTGCCCGCCTGCCCAAGGTGGAAGGGGCCGAGGTGGGC
CAGTACCTCACGAGCCGCCTCTCCGGGGCCTTGAACCGGGCCGAGGCCCTGATGGAGGAG
CTCAAGGACCGCTACGTGGCGGTGGACACCCTGGTCCTGGCCTTGGCGGAGGCCACGCCG
GGGCTTCCGGGCCTGGAGGCCCTGAAGGGGGCGCTCAAGGAACTGAGGGGAGGGAGAACC
GTGCAGACGGAACACGCGGAAAGCACCTACAACGCTTTGGAGCAGTACGGCATTGACCTC
ACGCGGCTTGCCGCCGAGGGGAAGCTGGACCCCGTGATCGGCCGGGACGAGGAGATCCGG
CGGGTGATCCAGATCCTCCTCCGGCGCACCAAGAACAACCCGGTGCTCATCGGCGAGCCC
GGCGTGGGGAAGACGGCCATCGTGGAGGGCCTGGCCCAGCGCATCGTCAAGGGGGACGTG
CCCGAAGGCCTCAAGGGCAAGCGGATCGTCTCCTTGCAGATGGGCTCCCTCCTCGCCGGG
GCCAAGTACCGGGGCGAGTTTGAGGAGCGCTTGAAGGCGGTGATCCAGGAGGTGGTCCAG
TCCCAAGGGGAAGTCATCCTCTTCATTGACGAGCTCCACACCGTGGTGGGGGCAGGCAAG
GCCGAGGGCGCCGTGGACGCGGGCAACATGCTGAAGCCCGCCCTGGCCCGGGGGGAGCTC
AGGCTCATCGGGGCCACCACCCTGGACGAGTACCGGGAGATTGAGAAGGACCCCGCCCTG
GAGCGCCGCTTCCAGCCCGTGTACGTGGACGAGCCCACGGTGGAGGAGACCATCTCCATC
CTCCGGGGCCTCAAGGAGAAGTACGAGGTCCACCACGGGGTGCGCATCTCCGACAGCGCC
ATCATCGCCGCCGCCACCCTCTCCCACCGGTACATCACGGAAAGGCGCCTTCCCGACAAG
GCCATTGACCTCATTGACGAGGCGGCGGCCCGCCTGCGCATGGCCCTGGAGAGCGCTCCC
GAGGAGATTGACGCCCTGGAGCGCAAGAAGCTCCAGCTGGAGATTGAGCGGGAGGCCCTG
AAGAAGGAGAAGGACCCGGACTCCCAGGAGCGCCTCAAGGCCATTGAGGCCGAGATCGCC
AAGCTCACGGAGGAGATCGCCAAGCTCCGGGCCGAGTGGGAGAGGGAGCGGGAGATCCTG
AGGAAGCTCCGCGAGGCCCAGCACCGCCTGGACGAGGTCAGGCGGGAGATTGAGCTCGCC
GAGCGGCAGTACGACCTGAACCGGGCCGCCGAGCTCCGCTACGGGGAGCTTCCCAAGCTG
GAGGCCGAGGTGGAGGCCCTTTCGGAAAAGCTCCGGGGCGCCCGCTTCGTCCGCCTCGAG
GTCACCGAGGAGGACATCGCCGAGATCGTCTCCCGCTGGACCGGGATCCCTGTGTCCAAG
CTCCTGGAAGGGGAGAGGGAGAAGCTTTTGAGGCTTGAGGAGGAGCTCCACAAGCGGGTG
GTGGGGCAGGACGAGGCCATAAGGGCCGTGGCCGACGCCATCCGCCGGGCGAGGGCCGGC
CTAAAGGACCCGAACCGGCCCATCGGAAGCTTCCTCTTCCTCGGGCCCACGGGGGTGGGG
AAGACGGAGCTCGCCAAGACCCTGGCCGCCACCCTCTTTGACACCGAGGAGGCCATGATC
CGCATTGACATGACGGAGTACATGGAGAAGCACGCCGTCTCCCGCCTCATCGGGGCCCCG
CCCGGCTACGTGGGCTACGAGGAGGGGGGGCAGCTCACCGAGGCGGTGCGGAGGAGGCCC
TACTCGGTCATCCTCTTTGACGAGATTGAGAAGGCCCACCCCGACGTCTTCAACATCCTC
CTCCAGATCCTGGACGACGGCCGCCTCACCGACAGCCACGGCCGCACCGTGGACTTCCGC
AACACCGTCATCATCCTCACCTCCAACCTGGGGAGCCCCTTGATCCTCGAGGGCCTCCAG
AAGGGCTGGCCCTACGAGAGGATCCGGGACGAGGTCTTTAAGGTCTTGCAGCAGCACTTC
CGCCCCGAGTTCCTGAACCGCCTGGACGAGATCGTGGTCTTCCGGCCCCTCACCAAGGAG
CAGATCCGCCAGATCGTGGAGATCCAGCTCTCCTACCTCCGGGCCCGCCTCGCCGAGAAG
CGCATCTCCCTGGAGCTCACCGAGGCCGCCAAGGACTTCCTGGCGGAAAGGGGCTACGAC
CCCGTCTTCGGGGCAAGGCCCTTGCGGCGGGTCATCCAGCGGGAGCTGGAGACGCCCCTC
GCCCAGAAGATCCTGGCCGGCGAGGTCAAGGAGGGGGACCGCGTGCAGGTGGACGTGGGG
CCCGCGGGCCTCGTGTTTGCCGTCCCCGCCCGGGTGGAGGCCTGA
Chromosome Location
Not Available
Locus
Not Available
External Identifiers
ResourceLink
UniProtKB IDQ9RA63
UniProtKB Entry NameCLPB_THET8
GenBank Gene IDAB012390
PDB ID(s)1QVR, 4FCT, 4FCV, 4FCW, 4FD2, 4HSE, 4LJ4, 4LJ5, 4LJ6, 4LJ7, 4LJ8, 4LJ9, 4LJA
KEGG IDttj:TTHA1487
NCBI Gene ID3167975
General References
  1. Motohashi K, Watanabe Y, Yohda M, Yoshida M: Heat-inactivated proteins are rescued by the DnaK.J-GrpE set and ClpB chaperones. Proc Natl Acad Sci U S A. 1999 Jun 22;96(13):7184-9. [Article]
  2. Klostermeier D, Seidel R, Reinstein J: The functional cycle and regulation of the Thermus thermophilus DnaK chaperone system. J Mol Biol. 1999 Apr 2;287(3):511-25. [Article]
  3. Watanabe YH, Motohashi K, Taguchi H, Yoshida M: Heat-inactivated proteins managed by DnaKJ-GrpE-ClpB chaperones are released as a chaperonin-recognizable non-native form. J Biol Chem. 2000 Apr 28;275(17):12388-92. [Article]
  4. Schlee S, Groemping Y, Herde P, Seidel R, Reinstein J: The chaperone function of ClpB from Thermus thermophilus depends on allosteric interactions of its two ATP-binding sites. J Mol Biol. 2001 Mar 2;306(4):889-99. [Article]
  5. Watanabe YH, Motohashi K, Yoshida M: Roles of the two ATP binding sites of ClpB from Thermus thermophilus. J Biol Chem. 2002 Feb 22;277(8):5804-9. Epub 2001 Dec 10. [Article]
  6. Schlee S, Beinker P, Akhrymuk A, Reinstein J: A chaperone network for the resolubilization of protein aggregates: direct interaction of ClpB and DnaK. J Mol Biol. 2004 Feb 6;336(1):275-85. [Article]
  7. Lee S, Hisayoshi M, Yoshida M, Tsai FT: Crystallization and preliminary X-ray crystallographic analysis of the Hsp100 chaperone ClpB from Thermus thermophilus. Acta Crystallogr D Biol Crystallogr. 2003 Dec;59(Pt 12):2334-6. Epub 2003 Nov 27. [Article]
  8. Lee S, Sowa ME, Watanabe YH, Sigler PB, Chiu W, Yoshida M, Tsai FT: The structure of ClpB: a molecular chaperone that rescues proteins from an aggregated state. Cell. 2003 Oct 17;115(2):229-40. [Article]

Associated Data

Drug Relations
DrugDrug groupPharmacological action?TypeActionsDetails
Phosphoaminophosphonic Acid-Adenylate EsterexperimentalunknowntargetDetails