3C4T
Structure of RNaseIIIb and dsRNA binding domains of mouse Dicer
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 295 | 20-26% PEG400, 100 mM HEPES (pH7.0), VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.67 | 53.85 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 70.126 | α = 90 |
b = 70.126 | β = 90 |
c = 132.663 | γ = 90 |
Symmetry | |
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Space Group | P 42 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 210 | KOHZU: Double Crystal Si(111) | 2007-03-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | 1.11 | ALS | 8.3.1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.75 | 40 | 86 | 0.057 | 0.036 | 28.6 | 7.5 | 9091 | 7819 | 2 | 2 | 105 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.75 | 2.85 | 46 | 0.368 | 0.223 | 3.67 | 6.8 | 399 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | THROUGHOUT | 2.8 | 40 | 7513 | 353 | 90.78 | 0.23568 | 0.23271 | 0.30429 | RANDOM | 99.858 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
6.44 | 6.44 | -12.88 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 43.466 |
r_dihedral_angle_4_deg | 25.863 |
r_dihedral_angle_3_deg | 23.877 |
r_dihedral_angle_1_deg | 8.952 |
r_scangle_it | 3.564 |
r_angle_refined_deg | 2.163 |
r_scbond_it | 2.09 |
r_mcangle_it | 1.515 |
r_mcbond_it | 0.785 |
r_chiral_restr | 0.141 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1923 |
Nucleic Acid Atoms | |
Solvent Atoms | 6 |
Heterogen Atoms | 3 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
Blu-Ice | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASER | phasing |