6PPN
Structure of S. pombe Lsm2-8 with unprocessed U6 snRNA
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4EMG | 4EMG, 4EMH, 4EMK, 4C92, 4M7D |
experimental model | PDB | 4EMH | 4EMG, 4EMH, 4EMK, 4C92, 4M7D |
experimental model | PDB | 4EMK | 4EMG, 4EMH, 4EMK, 4C92, 4M7D |
experimental model | PDB | 4C92 | 4EMG, 4EMH, 4EMK, 4C92, 4M7D |
experimental model | PDB | 4M7D | 4EMG, 4EMH, 4EMK, 4C92, 4M7D |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 7.4 | 289 | 200 mM KCl, 50 mM sodium HEPES pH 7.4, 35 % Pentaerythritol propoxylate (5/4 PO/OH) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.5 | 50.84 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 70.28 | α = 90 |
b = 135.39 | β = 90 |
c = 168.02 | γ = 90 |
Symmetry | |
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Space Group | P 2 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS EIGER X 16M | 2018-03-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.979183 | APS | 24-ID-E |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.9 | 168 | 63.3 | 17.2 | 13.6 | 80785 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.9 | 2.08 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 4EMG, 4EMH, 4EMK, 4C92, 4M7D | 1.91 | 67.7 | 80785 | 63.3 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 8615 |
Nucleic Acid Atoms | 168 |
Solvent Atoms | 94 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
STARANISO | data scaling |
PHASER | phasing |