1F8V
THE STRUCTURE OF PARIACOTO VIRUS REVEALS A DODECAHEDRAL CAGE OF DUPLEX RNA
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | PEG 8000, lithium sulphate, calcium chloride, Tris-HCl, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 20K |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 329.332 | α = 90 |
b = 346.944 | β = 90.83 |
c = 424.893 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 90 | CCD | OTHER | 1999-11-14 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | 90 | CCD | OTHER | 1999-04-22 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 | |
2 | SYNCHROTRON | APS BEAMLINE 14-ID-B | APS | 14-ID-B |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 3 | 207 | 81.2 | 0.105 | 8.9 | 2.14 | 1505825 | 1505825 | 28 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
3 | 3.05 | 82.2 | 0.266 | 3.3 | 1.79 | 76058 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||
X-RAY DIFFRACTION | molecular replacement and electron density averaging | throughtout | crystal structure of flock house virus | 3 | 20 | 3 | 1464339 | 1237980 | 123840 | 65.6 | 0.218 | 0.219 | 0.24 | 0.221 | 0.24 | RANDOM | 33.8 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 27.8 |
x_scangle_it | 2.76 |
x_mcangle_it | 2.17 |
x_scbond_it | 1.74 |
x_angle_deg | 1.4 |
x_mcbond_it | 1.21 |
x_improper_angle_d | 0.8 |
x_bond_d | 0.008 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7985 |
Nucleic Acid Atoms | 509 |
Solvent Atoms | 219 |
Heterogen Atoms | 6 |
Software
Software | |
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Software Name | Purpose |
GLRF | phasing |
X-PLOR | model building |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
X-PLOR | phasing |