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Yorodumi- PDB-1mq3: Human DNA Polymerase Beta Complexed With Gapped DNA Containing an... -
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Open data
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Basic information
| Entry | Database: PDB / ID: 1mq3 | ||||||
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| Title | Human DNA Polymerase Beta Complexed With Gapped DNA Containing an 8-oxo-7,8-dihydro-Guanine Template Paired with dCTP | ||||||
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Keywords | TRANSFERASE/DNA / TRANSFERASE / DNA / TRANSFERASE-DNA COMPLEX | ||||||
| Function / homology | Function and homology informationResolution of AP sites via the single-nucleotide replacement pathway / immunoglobulin heavy chain V-D-J recombination / Resolution of AP sites via the multiple-nucleotide patch replacement pathway / Abasic sugar-phosphate removal via the single-nucleotide replacement pathway / APEX1-Independent Resolution of AP Sites via the Single Nucleotide Replacement Pathway / Lyases; Carbon-oxygen lyases; Other carbon-oxygen lyases / POLB-Dependent Long Patch Base Excision Repair / pyrimidine dimer repair / homeostasis of number of cells / 5'-deoxyribose-5-phosphate lyase activity ...Resolution of AP sites via the single-nucleotide replacement pathway / immunoglobulin heavy chain V-D-J recombination / Resolution of AP sites via the multiple-nucleotide patch replacement pathway / Abasic sugar-phosphate removal via the single-nucleotide replacement pathway / APEX1-Independent Resolution of AP Sites via the Single Nucleotide Replacement Pathway / Lyases; Carbon-oxygen lyases; Other carbon-oxygen lyases / POLB-Dependent Long Patch Base Excision Repair / pyrimidine dimer repair / homeostasis of number of cells / 5'-deoxyribose-5-phosphate lyase activity / PCNA-Dependent Long Patch Base Excision Repair / response to hyperoxia / lymph node development / salivary gland morphogenesis / somatic hypermutation of immunoglobulin genes / spleen development / base-excision repair, gap-filling / DNA-(apurinic or apyrimidinic site) endonuclease activity / class I DNA-(apurinic or apyrimidinic site) endonuclease activity / DNA-(apurinic or apyrimidinic site) lyase / response to gamma radiation / spindle microtubule / base-excision repair / double-strand break repair via nonhomologous end joining / DNA-templated DNA replication / intrinsic apoptotic signaling pathway in response to DNA damage / neuron apoptotic process / response to ethanol / microtubule binding / in utero embryonic development / DNA-directed DNA polymerase / damaged DNA binding / microtubule / DNA-directed DNA polymerase activity / Ub-specific processing proteases / lyase activity / inflammatory response / DNA repair / DNA damage response / enzyme binding / protein-containing complex / nucleoplasm / metal ion binding / nucleus / cytoplasm Similarity search - Function | ||||||
| Biological species | Homo sapiens (human) | ||||||
| Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Krahn, J.M. / Beard, W.A. / Miller, H. / Grollman, A.P. / Wilson, S.H. | ||||||
Citation | Journal: Structure / Year: 2003Title: Structure of DNA Polymerase beta with the Mutagenic DNA Lesion 8-oxodeoxyguanine Reveals Structural Insights into its Coding Potential Authors: Krahn, J.M. / Beard, W.A. / Miller, H. / Grollman, A.P. / Wilson, S.H. | ||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 1mq3.cif.gz | 101.7 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb1mq3.ent.gz | 72.8 KB | Display | PDB format |
| PDBx/mmJSON format | 1mq3.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1mq3_validation.pdf.gz | 470.7 KB | Display | wwPDB validaton report |
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| Full document | 1mq3_full_validation.pdf.gz | 478.6 KB | Display | |
| Data in XML | 1mq3_validation.xml.gz | 9.9 KB | Display | |
| Data in CIF | 1mq3_validation.cif.gz | 14.8 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/mq/1mq3 ftp://data.pdbj.org/pub/pdb/validation_reports/mq/1mq3 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 1mq2C ![]() 1bpyS S: Starting model for refinement C: citing same article ( |
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| Similar structure data |
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Links
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Assembly
| Deposited unit | ![]()
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| Unit cell |
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Components
-DNA chain , 3 types, 3 molecules TPD
| #1: DNA chain | Mass: 4885.157 Da / Num. of mol.: 1 / Source method: obtained synthetically |
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| #2: DNA chain | Mass: 3045.005 Da / Num. of mol.: 1 / Source method: obtained synthetically |
| #3: DNA chain | Mass: 1536.035 Da / Num. of mol.: 1 / Source method: obtained synthetically |
-Protein , 1 types, 1 molecules A
| #4: Protein | Mass: 38241.672 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Production host: ![]() |
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-Non-polymers , 4 types, 82 molecules 






| #5: Chemical | ChemComp-MG / | ||||
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| #6: Chemical | | #7: Chemical | ChemComp-DCP / | #8: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.22 Å3/Da / Density % sol: 44.55 % | ||||||||||||||||||||||||||||||||||||
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| Crystal grow | Temperature: 291 K / pH: 7.5 Details: 14% PEG 3350, 350 mM sodium acetate and 50 mM imidazole at 18 degrees (C), pH 7.5, temperature 291.0K | ||||||||||||||||||||||||||||||||||||
| Components of the solutions |
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| Crystal grow | *PLUS Temperature: 18 ℃ / pH: 7 / Method: vapor diffusion, sitting drop | ||||||||||||||||||||||||||||||||||||
| Components of the solutions | *PLUS
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-Data collection
| Diffraction | Mean temperature: 200 K |
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| Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RU300 / Wavelength: 1.5418 |
| Detector | Type: RIGAKU RAXIS IV / Detector: IMAGE PLATE |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
| Reflection | Resolution: 2.8→20 Å / Num. obs: 10209 / % possible obs: 97.8 % / Observed criterion σ(I): -3 / Redundancy: 2.51 % / Rmerge(I) obs: 0.108 / Net I/σ(I): 5.5 |
| Reflection shell | Resolution: 2.8→2.93 Å / Rmerge(I) obs: 0.339 / Mean I/σ(I) obs: 1.9 / % possible all: 95.9 |
| Reflection | *PLUS Num. all: 25622 |
| Reflection shell | *PLUS % possible obs: 95.9 % / Num. possible: 1769 / Num. unique obs: 981 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: 1BPY Resolution: 2.8→20 Å / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber Details: REFINEMENT PARAMETERS FOR 8-OXO-G ARE BASED ON SEVERAL SMALL MOLECULE OBSERVATIONS. DIHEDRAL RESTRAINTS FROM DNA-RNA.PARAM WERE DISABLED TO ALLOW FOR DEVIATIONS FROM CANONICAL B-FORM VALUES, ...Details: REFINEMENT PARAMETERS FOR 8-OXO-G ARE BASED ON SEVERAL SMALL MOLECULE OBSERVATIONS. DIHEDRAL RESTRAINTS FROM DNA-RNA.PARAM WERE DISABLED TO ALLOW FOR DEVIATIONS FROM CANONICAL B-FORM VALUES, WHICH HAVE BEEN OBSERVED IN HIGH-RESOLUTION DATA FROM SIMILAR POLYMERASE BETA DNA COMPLEXES.
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| Solvent computation | Bsol: 10 Å2 / ksol: 0.2998 e/Å3 | |||||||||||||||||||||||||
| Displacement parameters | Biso mean: 22.42 Å2
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| Refinement step | Cycle: LAST / Resolution: 2.8→20 Å
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| Refine LS restraints |
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| Xplor file |
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| Refinement | *PLUS % reflection Rfree: 5 % | |||||||||||||||||||||||||
| Solvent computation | *PLUS | |||||||||||||||||||||||||
| Displacement parameters | *PLUS | |||||||||||||||||||||||||
| Refine LS restraints | *PLUS Type: c_angle_deg / Dev ideal: 1.1 |
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Homo sapiens (human)
X-RAY DIFFRACTION
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