7Z4O
Influenza A/H7N9 polymerase core dimer with Pol II pSer5 CTD peptide mimic bound in site 2A
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6TU5 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 277 | 0.1 M Tris pH 7.0, 13 % PEG 8K, 0.2 M MgCl2, 0.1 M guanidine hydrochloride |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.71 | 54.65 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 76.474 | α = 90 |
b = 144.131 | β = 90 |
c = 336.197 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | PIXEL | DECTRIS PILATUS 6M-F | 2016-07-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID29 | 0.97625 | ESRF | ID29 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | 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 | 3.41 | 49.211 | 73.3 | 0.283 | 0.306 | 0.995 | 7.7 | 14.1 | 37875 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 3.41 | 3.57 | 1.873 | 1.946 | 0.696 | 1.5 |
Refinement
Statistics | |||||||||||||||||||
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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-Factor (All) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 6TU5 | 3.412 | 49.211 | 37875 | 1852 | 73.225 | 0.223 | 0.2201 | 0.2728 | 86.143 |
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] | |
-0.404 | 1.569 | -1.166 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.57 |
r_dihedral_angle_3_deg | 16.81 |
r_dihedral_angle_4_deg | 14.756 |
r_lrange_it | 7.81 |
r_lrange_other | 7.81 |
r_dihedral_angle_1_deg | 5.498 |
r_mcangle_it | 4.88 |
r_mcangle_other | 4.88 |
r_scangle_it | 4.123 |
r_scangle_other | 4.123 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 19381 |
Nucleic Acid Atoms | 524 |
Solvent Atoms | |
Heterogen Atoms | 2 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
autoPROC | data reduction |
autoPROC | data scaling |
PHASER | phasing |