+Open data
-Basic information
Entry | Database: PDB / ID: 1n7a | ||||||||||||||||||
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Title | RIP-Radiation-damage Induced Phasing | ||||||||||||||||||
Components | RNA/DNA (5'-R(*Keywords | DNA / RNA | Function / homology | : / SPERMINE / DNA/RNA hybrid | Function and homology information Method | X-RAY DIFFRACTION / SYNCHROTRON / Resolution: 1.2 Å | Authors | Ravelli, R.B.G. / Leiros, H.-K.S. / Pan, B. / Caffrey, M. / McSweeney, S. | Citation | Journal: Structure / Year: 2003 | Title: Specific Radiation-Damage Can Be Used To Solve Macromolecular Crystal Structures Authors: Ravelli, R.B.G. / Leiros, H.-K.S. / Pan, B. / Caffrey, M. / McSweeney, S. History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1n7a.cif.gz | 68.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1n7a.ent.gz | 53 KB | Display | PDB format |
PDBx/mmJSON format | 1n7a.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1n7a_validation.pdf.gz | 341.2 KB | Display | wwPDB validaton report |
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Full document | 1n7a_full_validation.pdf.gz | 344 KB | Display | |
Data in XML | 1n7a_validation.xml.gz | 2.5 KB | Display | |
Data in CIF | 1n7a_validation.cif.gz | 4.4 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/n7/1n7a ftp://data.pdbj.org/pub/pdb/validation_reports/n7/1n7a | HTTPS FTP |
-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: DNA/RNA hybrid | Mass: 1995.093 Da / Num. of mol.: 8 / Source method: obtained synthetically Details: The DNA/RNA hybrid was synthesized by the phosphoramidite method using an Applied Biosystem DNA synthesizer 391 #2: Chemical | ChemComp-K / #3: Chemical | #4: 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: 1.77 Å3/Da / Density % sol: 30.36 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 6 Details: 1 mM (single strand) RNA, 20 mM sodium cacodylate buffer, pH 6.0, 5 mM spermine tetrachloride, 32 mM KCl and 2 % (v/v) methyl-2,4-pentanediol (MPD) against 25 % MPD in the reservoir, VAPOR ...Details: 1 mM (single strand) RNA, 20 mM sodium cacodylate buffer, pH 6.0, 5 mM spermine tetrachloride, 32 mM KCl and 2 % (v/v) methyl-2,4-pentanediol (MPD) against 25 % MPD in the reservoir, VAPOR DIFFUSION, HANGING DROP, temperature 298K | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS Temperature: 20 ℃ / pH: 6 | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID14-2 / Wavelength: 0.933 Å |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Feb 8, 2002 |
Radiation | Monochromator: diamond(111) and Ge(200) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.933 Å / Relative weight: 1 |
Reflection | Resolution: 1.2→20 Å / Num. all: 35974 / Num. obs: 35974 / % possible obs: 99.5 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / Redundancy: 4.24 % / Biso Wilson estimate: 4.9 Å2 / Rmerge(I) obs: 0.087 / Net I/σ(I): 10.83 |
Reflection shell | Resolution: 1.2→1.27 Å / Redundancy: 4.19 % / Rmerge(I) obs: 0.341 / Mean I/σ(I) obs: 3.82 / Num. unique all: 5469 / % possible all: 98.5 |
Reflection | *PLUS Lowest resolution: 20 Å / Redundancy: 4.2 % |
Reflection shell | *PLUS Highest resolution: 1.2 Å / Lowest resolution: 1.26 Å / % possible obs: 98.5 % / Redundancy: 4.2 % / Mean I/σ(I) obs: 3.8 |
-Processing
Software |
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Refinement | Resolution: 1.2→20 Å / Cor.coef. Fo:Fc: 0.977 / Cor.coef. Fo:Fc free: 0.964 / SU B: 0.459 / SU ML: 0.021 Isotropic thermal model: The DNA/RNA and K-atoms were refined anisotropically, the spermine and waters isotropic Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / ESU R: 0.034 / ESU R Free: 0.036 / 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: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 9.356 Å2
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Refinement step | Cycle: LAST / Resolution: 1.2→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.201→1.265 Å / Total num. of bins used: 10 /
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Refinement | *PLUS Highest resolution: 1.2 Å / Lowest resolution: 20 Å / Rfactor Rfree: 0.156 / Rfactor Rwork: 0.124 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | *PLUS Highest resolution: 1.2 Å / Lowest resolution: 1.26 Å |