1IPA
CRYSTAL STRUCTURE OF RNA 2'-O RIBOSE METHYLTRANSFERASE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 0.7M ammonium sulfate, 1.7% 2-propanol, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.33 | 47.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 66.729 | α = 90 |
b = 66.729 | β = 90 |
c = 125.684 | γ = 90 |
Symmetry | |
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Space Group | P 43 21 2 |
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 | 100 | CCD | MARRESEARCH | M | MAD | |||||||
2 | 1 | x-ray | 100 | CCD | MARRESEARCH | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL41XU | 0.97951, 0.979242, 0.982049, 0.975887 | SPring-8 | BL41XU |
2 | SYNCHROTRON | SPRING-8 BEAMLINE BL44B2 | 0.97951, 0.979242, 0.982049, 0.975887 | SPring-8 | BL44B2 |
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 | ||||||||
1,2 | 2.4 | 40 | 98.3 | 0.051 | 10.7 | 10.1 | 130341 | 3 | 3 |
Highest Resolution Shell | |||||||||||||||||||
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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) | |||||||||||
2.4 | 2.45 | 98.6 | 0.204 | 3.3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MAD | 2.4 | 19 | 3 | 3 | 130341 | 579 | 0.226 | 0.24 | 0.286 | RANDOM |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 23.08 |
c_angle_d | 1.3 |
c_improper_angle_d | 0.94 |
c_bond_d | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1983 |
Nucleic Acid Atoms | |
Solvent Atoms | 151 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
SHARP | phasing |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |