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Yorodumi- PDB-1p3h: Crystal Structure of the Mycobacterium tuberculosis chaperonin 10... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1p3h | |||||||||
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Title | Crystal Structure of the Mycobacterium tuberculosis chaperonin 10 tetradecamer | |||||||||
Components | 10 kDa chaperonin | |||||||||
Keywords | CHAPERONE / BETA BARREL / ACIDIC CLUSTER / FLEXIBLE LOOP / Structural Genomics / PSI / Protein Structure Initiative / TB Structural Genomics Consortium / TBSGC | |||||||||
Function / homology | Function and homology information zymogen binding / cell wall / chaperone cofactor-dependent protein refolding / protein folding chaperone / peptidoglycan-based cell wall / unfolded protein binding / cellular response to heat / response to heat / protein-folding chaperone binding / response to antibiotic ...zymogen binding / cell wall / chaperone cofactor-dependent protein refolding / protein folding chaperone / peptidoglycan-based cell wall / unfolded protein binding / cellular response to heat / response to heat / protein-folding chaperone binding / response to antibiotic / regulation of DNA-templated transcription / ATP hydrolysis activity / extracellular region / ATP binding / metal ion binding / plasma membrane / cytosol Similarity search - Function | |||||||||
Biological species | Mycobacterium tuberculosis (bacteria) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | |||||||||
Authors | Roberts, M.M. / Coker, A.R. / Fossati, G. / Mascagni, P. / Coates, A.R.M. / Wood, S.P. / TB Structural Genomics Consortium (TBSGC) | |||||||||
Citation | Journal: J.BACTERIOL. / Year: 2003 Title: Mycobacterium tuberculosis chaperonin 10 heptamers self-associate through their biologically active loops Authors: Roberts, M.M. / Coker, A.R. / Fossati, G. / Mascagni, P. / Coates, A.R.M. / Wood, S.P. #1: Journal: Acta Crystallogr.,Sect.D / Year: 1999 Title: Crystallization, X-ray diffraction and preliminary structure analysis of Mycobacterium tuberculosis chaperonin 10 Authors: Roberts, M.M. / Coker, A.R. / Fossati, G. / Mascagni, P. / Coates, A.R.M. / Wood, S.P. #2: Journal: J.EXP.MED. / Year: 1997 Title: Mycobacterium tuberculosis chaperonin 10 stimulates bone resorption: A potential contributory factor in Pott's Disease Authors: Meghji, S. / White, P.A. / Nair, S.P. / Reddi, K. / Heron, K. / Henderson, B. / Zaliani, A. / Fossati, G. / Mascagni, P. / Hunt, J.F. / Roberts, M.M. / Coates, A.R.M. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1p3h.cif.gz | 268.7 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1p3h.ent.gz | 221.4 KB | Display | PDB format |
PDBx/mmJSON format | 1p3h.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/p3/1p3h ftp://data.pdbj.org/pub/pdb/validation_reports/p3/1p3h | HTTPS FTP |
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-Related structure data
Similar structure data | |
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Other databases |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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3 |
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS domain:
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-Components
#1: Protein | Mass: 10684.979 Da / Num. of mol.: 14 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mycobacterium tuberculosis (bacteria) Gene: GROS OR GROES OR MOPB OR CPN10 OR RV3418C OR MT3527 OR MTCY78.11 Plasmid: pUC18 / Species (production host): Escherichia coli / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21 (DE3) / References: UniProt: P09621, UniProt: P9WPE5*PLUS #2: Chemical | ChemComp-CA / | #3: Chemical | ChemComp-MPD / ( #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.67 Å3/Da / Density % sol: 53.66 % | |||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 294 K / Method: vapor diffusion, sitting drop / pH: 5.4 Details: MPD, sodium acetate, calcium chloride, pH 5.4, VAPOR DIFFUSION, SITTING DROP, temperature 294K | |||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, sitting dropDetails: Roberts, M.M., (1999) Acta Crystallogr.,Sect.D, 55, 910. | |||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SRS / Beamline: PX7.2 / Wavelength: 1.488 Å |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Apr 8, 1996 / Details: mirrors |
Radiation | Monochromator: GERMANIUM CRYSTAL SET TO BRAGG REFLECTION (111) Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.488 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→30 Å / Num. all: 38321 / Num. obs: 38321 / % possible obs: 98 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 3.5 % / Biso Wilson estimate: 80.3 Å2 / Rmerge(I) obs: 0.05 / Rsym value: 0.05 / Net I/σ(I): 24.41 |
Reflection shell | Resolution: 2.8→2.82 Å / Redundancy: 3.5 % / Rmerge(I) obs: 0.61 / Mean I/σ(I) obs: 1.92 / Num. unique all: 982 / Rsym value: 0.61 / % possible all: 99.7 |
Reflection | *PLUS Num. measured all: 134674 |
Reflection shell | *PLUS % possible obs: 99.7 % / Rmerge(I) obs: 0.611 / Mean I/σ(I) obs: 1.6 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: THE E.COLI GROES STRUCTURE WITH AMINO ACIDS DIFFERING FROM M.TUBERCULOSIS CHAPERONIN 10 TRUNCATED TO ALANINES Resolution: 2.8→30 Å / Rfactor Rfree error: 0.006 / Data cutoff high absF: 10000 / Data cutoff high rms absF: 10000 / Isotropic thermal model: restrained Cross valid method: TEST SET OF REFLECTIONS NOT USED IN REFINEMENT BUT TO MONITOR R-FREE σ(F): 0 / σ(I): 0 / Stereochemistry target values: Engh & Huber Details: RMS VALUES FOR NCS RELATED SUBUNITS APPLY TO ALL ATOMS IN EACH SUBUNIT. THE POSITIONAL NCS WEIGHTS INDICATED APPLY RESPECTIVELY TO MAINCHAIN (group 1) AND SIDECHAIN (group 2) ATOMS.
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Solvent computation | Solvent model: flat model / Bsol: 51.7 Å2 / ksol: 0.263 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 75.8 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.8→30 Å
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Refine LS restraints |
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Refine LS restraints NCS | Refine-ID: X-RAY DIFFRACTION / Rms dev Biso : 13.85 Å2 / Rms dev position: 1.33 Å / Weight Biso : 1
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LS refinement shell | Resolution: 2.8→2.98 Å / Rfactor Rfree error: 0.022 / Total num. of bins used: 6
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Xplor file |
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Refinement | *PLUS Rfactor Rfree: 0.28 | ||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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