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- PDB-8d78: Crystal structure of a Ba stabilized four-tetrad, parallel Tetrah... -
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Open data
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Basic information
Entry | Database: PDB / ID: 8d78 | ||||||||||||||||||||||||||||
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Title | Crystal structure of a Ba stabilized four-tetrad, parallel Tetrahymena thermophila telomeric G-quadruplex in complex with N-methyl mesoporphyrin IX | ||||||||||||||||||||||||||||
![]() | DNA (5'-D(*![]() DNA / G-quadruplex / Parallel / Four-quartets | Function / homology | : / N-METHYLMESOPORPHYRIN / DNA / DNA (> 10) | ![]() Biological species | ![]() ![]() Method | ![]() ![]() ![]() ![]() Chen, E.V. / Beseiso, D. / Yatsunyk, L.A. | Funding support | | ![]()
![]() ![]() Title: Biophysical and structural characterization of telomeric G-quadruplexes from Tetrahymena thermophila in complex with N-Methyl Mesoporphyrin IX Authors: Beseiso, D. / Chen, E.V. / Yatsunyk, L.A. History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 45.7 KB | Display | ![]() |
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PDB format | ![]() | 27.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 8d79C ![]() 6w9pS S: Starting model for refinement C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Unit cell |
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Components on special symmetry positions |
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Components
#1: DNA chain | Mass: 7047.493 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) ![]() ![]() | ||||
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#2: Chemical | ChemComp-MMP / | ||||
#3: Chemical | #4: Water | ChemComp-HOH / | Has ligand of interest | N | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.68 Å3/Da / Density % sol: 54.1 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop Details: Well condition contained 0.6-1 M sodium formate, 12-16% PEG 20K, 0.05 M Bis Tris pH 7.0 |
-Data collection
Diffraction | Mean temperature: 196 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS EIGER X 16M / Detector: PIXEL / Date: Feb 12, 2021 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97918 Å / Relative weight: 1 |
Reflection | Resolution: 2.12→103.19 Å / Num. obs: 4315 / % possible obs: 98.9 % / Redundancy: 4.4 % / Biso Wilson estimate: 50.54 Å2 / CC1/2: 0.997 / Rmerge(I) obs: 0.11 / Rpim(I) all: 0.061 / Rrim(I) all: 0.127 / Net I/σ(I): 6.9 |
Reflection shell | Resolution: 2.12→2.18 Å / Redundancy: 4.8 % / Rmerge(I) obs: 1.071 / Mean I/σ(I) obs: 1.3 / Num. unique obs: 368 / CC1/2: 0.727 / Rpim(I) all: 0.552 / % possible all: 100 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 6W9P Resolution: 2.12→34.4 Å / SU ML: 0.3294 / Cross valid method: FREE R-VALUE / σ(F): 1.36 / Phase error: 46.8543 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 97.17 Å2 | ||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.12→34.4 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: -3.15747664525 Å / Origin y: -1.41894852123 Å / Origin z: -7.9814105706 Å
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Refinement TLS group | Selection details: all |