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Open data
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Basic information
Entry | Database: PDB / ID: 2cg9 | ||||||
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Title | Crystal structure of an Hsp90-Sba1 closed chaperone complex | ||||||
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![]() | CHAPERONE / CHAPERONE COMPLEX / HSP90 / HEAT SHOCK PROTEIN / CO-CHAPERONE / ATP-BINDING / HEAT SHOCK / NUCLEOTIDE-BINDING / ACETYLATION | ||||||
Function / homology | ![]() Synthesis of Prostaglandins (PG) and Thromboxanes (TX) / The NLRP3 inflammasome / Tetrahydrobiopterin (BH4) synthesis, recycling, salvage and regulation / eNOS activation / Extra-nuclear estrogen signaling / HSF1-dependent transactivation / VEGFR2 mediated vascular permeability / HSP90 chaperone cycle for steroid hormone receptors (SHR) in the presence of ligand / HSF1 activation / response to oxygen levels ...Synthesis of Prostaglandins (PG) and Thromboxanes (TX) / The NLRP3 inflammasome / Tetrahydrobiopterin (BH4) synthesis, recycling, salvage and regulation / eNOS activation / Extra-nuclear estrogen signaling / HSF1-dependent transactivation / VEGFR2 mediated vascular permeability / HSP90 chaperone cycle for steroid hormone receptors (SHR) in the presence of ligand / HSF1 activation / response to oxygen levels / box C/D snoRNP assembly / regulation of telomere maintenance / protein targeting to mitochondrion / response to osmotic stress / 'de novo' protein folding / proteasome assembly / chaperone-mediated protein complex assembly / positive regulation of telomere maintenance via telomerase / Neutrophil degranulation / protein maturation / Hsp90 protein binding / ATP-dependent protein folding chaperone / unfolded protein binding / protein folding / protein-folding chaperone binding / cellular response to heat / protein refolding / protein stabilization / perinuclear region of cytoplasm / protein-containing complex / ATP hydrolysis activity / ATP binding / identical protein binding / nucleus / plasma membrane / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Ali, M.M.U. / Roe, S.M. / Prodromou, C. / Pearl, L.H. | ||||||
![]() | ![]() Title: Crystal Structure of an Hsp90-Nucleotide-P23/Sba1 Closed Chaperone Complex Authors: Ali, M.M.U. / Roe, S.M. / Vaughan, C. / Meyer, P. / Panaretou, B. / Piper, P.W. / Prodromou, C. / Pearl, L.H. | ||||||
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 295.3 KB | Display | ![]() |
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PDB format | ![]() | 234.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 2cgeC ![]() 1amwS ![]() 1hk7S S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Assembly
Deposited unit | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments:
NCS ensembles :
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Components
#1: Protein | Mass: 78082.758 Da / Num. of mol.: 2 / Fragment: RESIDUES 1-677 Source method: isolated from a genetically manipulated source Details: CHARGED LINKER REMOVED BETWEEN 221 AND 255 AND REPLACE BY LQHMASVD Source: (gene. exp.) ![]() ![]() Production host: ![]() ![]() #2: Protein | Mass: 15772.727 Da / Num. of mol.: 2 / Fragment: RESIDUES 1-134 / Mutation: YES Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Production host: ![]() ![]() #3: Chemical | Compound details | ENGINEERED | Sequence details | CHARGED LINKER 221-255 REMOVED AND REPLACED BY LQHMASVD | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.8 Å3/Da / Density % sol: 56 % |
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Crystal grow | Method: vapor diffusion, hanging drop / pH: 7.5 Details: PROTEIN WAS CRYSTALLISED BY THE HANGING DROP METHOD WITH 1:1 DROPS. PROTEIN AT 15MG/ML MIXED WITH 100MM HEPES PH 7.5, 20% PEG4K, 10% ISOPROPANOL, 10% GLYCEROL. |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC CCD / Detector: CCD / Date: Jul 24, 2005 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97 Å / Relative weight: 1 |
Reflection | Resolution: 3.1→100 Å / Num. obs: 28878 / % possible obs: 67.8 % / Redundancy: 3.3 % / Biso Wilson estimate: 55 Å2 / Rmerge(I) obs: 0.19 / Net I/σ(I): 6.7 |
Reflection shell | Resolution: 3.1→3.27 Å / Redundancy: 1.6 % / Rmerge(I) obs: 0.46 / Mean I/σ(I) obs: 1.3 / % possible all: 20.2 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRIES 1HK7 AND 1AMW Resolution: 3.1→115.47 Å / Cor.coef. Fo:Fc: 0.838 / Cor.coef. Fo:Fc free: 0.789 / SU B: 81.183 / SU ML: 0.68 / Cross valid method: THROUGHOUT / ESU R Free: 0.833 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 71.53 Å2
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Refinement step | Cycle: LAST / Resolution: 3.1→115.47 Å
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