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Yorodumi- PDB-2gaj: Structure of Full Length Topoisomerase I from Thermotoga maritima... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2gaj | ||||||
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Title | Structure of Full Length Topoisomerase I from Thermotoga maritima in monoclinic crystal form | ||||||
Components | DNA topoisomerase ITopoisomerase | ||||||
Keywords | ISOMERASE / Topoisomerase / Zinc ribbon | ||||||
Function / homology | Function and homology information DNA topoisomerase / DNA topoisomerase type I (single strand cut, ATP-independent) activity / DNA topological change / DNA binding / metal ion binding Similarity search - Function | ||||||
Biological species | Thermotoga maritima (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.95 Å | ||||||
Authors | Hansen, G. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 2006 Title: Crystal Structure of Full Length Topoisomerase I from Thermotoga maritima Authors: Hansen, G. / Harrenga, A. / Wieland, B. / Schomburg, D. / Reinemer, P. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2gaj.cif.gz | 261.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2gaj.ent.gz | 207.5 KB | Display | PDB format |
PDBx/mmJSON format | 2gaj.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ga/2gaj ftp://data.pdbj.org/pub/pdb/validation_reports/ga/2gaj | HTTPS FTP |
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-Related structure data
Related structure data | 2gaiSC S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 72806.938 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Thermotoga maritima (bacteria) / Strain: MSB8 / Gene: topA / Plasmid: pET28a(+) / Species (production host): Escherichia coli / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21(DE3) / References: UniProt: P46799, DNA topoisomerase #2: 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: 2.82 Å3/Da / Density % sol: 56.32 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 6 Details: 34 % Jeffamine M-600, 100 mM MES/NaOH, 64 mM Sodium Citrate, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID29 / Wavelength: 1.2815 Å |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Nov 26, 2004 / Details: mirrors |
Radiation | Monochromator: Si 111 CHANNEL / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.2815 Å / Relative weight: 1 |
Reflection | Resolution: 1.95→45 Å / Num. all: 116615 / Num. obs: 116615 / % possible obs: 99.6 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Rmerge(I) obs: 0.12 / Net I/σ(I): 8.2 |
Reflection shell | Resolution: 1.95→2.05 Å / Rmerge(I) obs: 0.44 / Mean I/σ(I) obs: 2.7 / % possible all: 99.1 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 2GAI Resolution: 1.95→15 Å / Cor.coef. Fo:Fc: 0.96 / Cor.coef. Fo:Fc free: 0.931 / SU B: 7.601 / SU ML: 0.113 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.149 / ESU R Free: 0.149 / Stereochemistry target values: MAXIMUM LIKELIHOOD
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 9.845 Å2
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Refinement step | Cycle: LAST / Resolution: 1.95→15 Å
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Refine LS restraints |
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LS refinement shell | Highest resolution: 1.95 Å / Num. reflection Rwork: 8003 / Total num. of bins used: 20 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group | Refine-ID: X-RAY DIFFRACTION / Selection: ALL / Auth seq-ID: 7 - 601 / Label seq-ID: 7 - 601
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