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Yorodumi- PDB-2bqr: DNA Adduct Bypass Polymerization by Sulfolobus solfataricus Dpo4.... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2bqr | ||||||
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Title | DNA Adduct Bypass Polymerization by Sulfolobus solfataricus Dpo4. Analysis and Crystal Structures of Multiple Base-Pair Substitution and Frameshift Products with the Adduct 1,N2-Ethenoguanine | ||||||
Components |
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Keywords | TRANSFERASE / P2 DNA POLYMERASE IV / 1N2-ETHENOGUANINE ADDUCT / TRANSLESION DNA POLYMERASE / DATP / NUCLEOTIDYLTRANSFERASE | ||||||
Function / homology | Function and homology information error-prone translesion synthesis / DNA-templated DNA replication / damaged DNA binding / DNA-directed DNA polymerase / DNA-directed DNA polymerase activity / magnesium ion binding / cytoplasm Similarity search - Function | ||||||
Biological species | SULFOLOBUS SOLFATARICUS (archaea) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.37 Å | ||||||
Authors | Irimia, A. / Loukachevitch, L.V. / Egli, M. | ||||||
Citation | Journal: J.Biol.Chem. / Year: 2005 Title: DNA Adduct Bypass Polymerization by Sulfolobus Solfataricus DNA Polymerase Dpo4: Analysis and Crystal Structures of Multiple Base Pair Substitution and Frameshift Products with the Adduct 1,N2-Ethenoguanine. Authors: Zang, H. / Goodenough, A.K. / Choi, J.Y. / Irimia, A. / Loukachevitch, L.V. / Kozekov, I.D. / Angel, K.C. / Rizzo, C.J. / Egli, M. / Guengerich, F.P. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2bqr.cif.gz | 107.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2bqr.ent.gz | 77.9 KB | Display | PDB format |
PDBx/mmJSON format | 2bqr.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/bq/2bqr ftp://data.pdbj.org/pub/pdb/validation_reports/bq/2bqr | HTTPS FTP |
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-Related structure data
Related structure data | 2bq3SC 2bquC 2br0C 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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Unit cell |
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-Components
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 41086.754 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) SULFOLOBUS SOLFATARICUS (archaea) / Strain: P2 / Gene: DPO4 / Plasmid: PET22B/DPO4-NHIS / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / References: UniProt: Q97W02, DNA-directed DNA polymerase |
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-DNA chain , 2 types, 2 molecules PT
#2: DNA chain | Mass: 4096.670 Da / Num. of mol.: 1 / Source method: obtained synthetically |
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#3: DNA chain | Mass: 5411.514 Da / Num. of mol.: 1 / Source method: obtained synthetically Details: 18-MER DNA TEMPLATE CONTAINING 1, N2-ETHENOGUANINE ADDUCT |
-Non-polymers , 3 types, 113 molecules
#4: Chemical | ChemComp-DTP / | ||
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#5: Chemical | #6: Water | ChemComp-HOH / | |
-Details
Sequence details | THE FIRST NUCLEOTIDE |
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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: 2.61 Å3/Da / Density % sol: 52.26 % Description: THE STARTING MODEL WAS THE PDB FILE WITH THE ACCESSION CODE 2BQ3. ITS POSITION WAS OPTIMIZED BY SEVERAL ROUNDS OF RIGID BODY REFINEMENT. |
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Crystal grow | pH: 7 Details: 16% PEG 3350, 0.1 M HEPES PH 7.0, 100 MM CALCIUM ACETATE, 2.5% GLYCEROL, 0.5 MM DATP |
-Data collection
Diffraction | Mean temperature: 110 K |
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Diffraction source | Source: SYNCHROTRON / Site: APS / Beamline: 22-ID / Wavelength: 0.991 |
Detector | Type: MARRESEARCH MAR300 / Detector: IMAGE PLATE / Date: Nov 9, 2004 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.991 Å / Relative weight: 1 |
Reflection | Resolution: 2.37→42.32 Å / Num. obs: 20350 / % possible obs: 92.6 % / Observed criterion σ(I): 1 / Redundancy: 8.2 % / Biso Wilson estimate: 65.3 Å2 / Rmerge(I) obs: 0.08 / Net I/σ(I): 10.6 |
Reflection shell | Resolution: 2.37→2.52 Å / % possible all: 65.9 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 2BQ3 Resolution: 2.37→42.32 Å / Rfactor Rfree error: 0.008 / Data cutoff high absF: 1324284.8 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 Details: THE FIRST NUCLEOTIDE OF THE TEMPLATE DNA IS NOT OBSERVED IN THE STRUCTURE.
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 44.1304 Å2 / ksol: 0.311469 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 56.6 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.37→42.32 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.37→2.52 Å / Rfactor Rfree error: 0.038 / Total num. of bins used: 6
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Xplor file |
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