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Yorodumi- PDB-2h0n: Structure of the fully modified left-handed cyclohexene nucleic a... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2h0n | ||||||||||||||||||
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Title | Structure of the fully modified left-handed cyclohexene nucleic acid sequence GTGTACAC | ||||||||||||||||||
Components | 5'-(*Keywords | DNA / CYCLOHEXENE NUCLEIC ACID / DNA ANALOGUE / LEFT-HANDED / DOUBLE HELIX | Function / homology | DIHYDROGENPHOSPHATE ION / DNA | Function and homology information Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.53 Å | Authors | Robeyns, K. / Van Meervelt, L. | Citation | Journal: J.Am.Chem.Soc. / Year: 2008 | Title: Structure of the fully modified left-handed cyclohexene nucleic acid sequence GTGTACAC. Authors: Robeyns, K. / Herdewijn, P. / Van Meervelt, L. History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2h0n.cif.gz | 19.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2h0n.ent.gz | 15.5 KB | Display | PDB format |
PDBx/mmJSON format | 2h0n.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/h0/2h0n ftp://data.pdbj.org/pub/pdb/validation_reports/h0/2h0n | HTTPS FTP |
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-Related structure data
Similar structure data |
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-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 on special symmetry positions |
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-Components
#1: DNA chain | Mass: 2506.921 Da / Num. of mol.: 2 / Source method: obtained synthetically #2: Chemical | #3: 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 grow | Temperature: 289 K / Method: vapor diffusion, hanging drop / pH: 7 Details: CRYSTALS WERE OBTAINED FROM A SOLUTION THAT CONTAINED CACODYLATE BUFFER, LICL, SRCL2, MGCL2, SPERMINE TETRACHLORIDE, AND MPD, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 289K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Components of the solutions |
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: EMBL/DESY, HAMBURG / Beamline: X11 / Wavelength: 0.8126 Å |
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Mar 18, 2005 |
Radiation | Monochromator: triangular horizontal-focusing Si III monochromator Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.8126 Å / Relative weight: 1 |
Reflection | Resolution: 1.53→20 Å / Num. all: 3416 / Num. obs: 3396 / % possible obs: 98.6 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 15 % / Biso Wilson estimate: 11.5667 Å2 / Rmerge(I) obs: 0.108 / Net I/σ(I): 9.8 |
Reflection shell | Resolution: 1.53→1.58 Å / Rmerge(I) obs: 0.376 / Mean I/σ(I) obs: 5.58 / Num. unique all: 333 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1.60A P 32 1 2 STRUCTURE OF H(GTGTACAC) (NDB CODE HD0001) WAS USED AS MODEL Resolution: 1.53→20 Å / Num. parameters: 1620 / Num. restraintsaints: 1514 / Isotropic thermal model: Isotropic / σ(F): 0 / σ(I): 0 StereochEM target val spec case: ALL OTHER CHEMICALLY EQUIVALENT BOND DISTANCES AND ANGLES WERE RESTRAINED TO BE SIMILAR BY SAME DISTANCE RESTRAINTS Stereochemistry target values: Engh & Huber Details: CHAIN A AND B ARE REFINED AS BEING STATICALLY DISORDERED
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Displacement parameters | Biso mean: 20.21 Å2 | ||||||||||||||||||
Refine analyze | Num. disordered residues: 80 / Occupancy sum hydrogen: 0 / Occupancy sum non hydrogen: 201.67 | ||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.53→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.53→1.58 Å / Rfactor Rfree error: 0
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