Crystal Structure of nsp15 Endoribonuclease from SARS CoV-2 in Complex with Sepantronium (YM-155)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6WLC |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 292 | 0.1 M Tris pH 8.5, 10 % w/v Peg 4000, 0.15 mM sodium acetate |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 151.408 | ¦Á = 90 |
b = 151.408 | ¦Â = 90 |
c = 109.302 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 63 |
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 EIGER X 16M | 2022-12-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PETRA III, DESY BEAMLINE P11 | 1.033 | PETRA III, DESY | P11 |
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 | 2.08 | 45.14 | 99.7 | 0.064 | 0.077 | 0.999 | 12.6 | 5.8 | 85181 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.08 | 2.12 | 99.9 | 1.396 | 0.936 | 0.502 |
Refinement
Statistics | |||||||||||||||||||
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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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.08 | 45.14 | 80915 | 4240 | 99.7 | 0.19198 | 0.19133 | 0.1972 | 0.20526 | 0.21 | RANDOM | 53.512 |
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] | |
-11.52 | -11.52 | 23.03 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_3_deg | 9.982 |
r_dihedral_angle_1_deg | 6.107 |
r_long_range_B_refined | 3.374 |
r_long_range_B_other | 3.374 |
r_dihedral_angle_2_deg | 1.829 |
r_mcangle_it | 1.32 |
r_mcangle_other | 1.319 |
r_scangle_other | 1.249 |
r_mcbond_it | 0.764 |
r_mcbond_other | 0.764 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4833 |
Nucleic Acid Atoms | |
Solvent Atoms | 286 |
Heterogen Atoms | 43 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |