2IJN
Isothiazoles as active-site inhibitors of HCV NS5B polymerase
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | EVAPORATION | 5 | 295 | 20% PEG 4000, 5mM DTT, 0.5M MES, 1.0M NaCl, pH 5.0, Microbatch, EVAPORATION, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.64 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 85.507 | α = 90 |
b = 105.272 | β = 90 |
c = 126.458 | γ = 90 |
Symmetry | |
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Space Group | P 21 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 | IMAGE PLATE | RIGAKU RAXIS IV | Osmic blue mirror | 2004-12-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU300 | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.2 | 500 | 98.4 | 0.075 | 20 | 14.8 | 58598 | 57634 | -1 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.2 | 2.28 | 97.2 | 0.251 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 2.2 | 500 | 58633 | 56389 | 5742 | 96.2 | 0.222 | 0.261 | Random |
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] | |
0.006 | 0.205 | -0.211 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
c_scangle_it | 3.045 |
c_scbond_it | 2.136 |
c_mcangle_it | 2.067 |
c_mcbond_it | 1.316 |
c_angle_deg | 1.123 |
c_bond_d | 0.0058 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8721 |
Nucleic Acid Atoms | |
Solvent Atoms | 270 |
Heterogen Atoms | 46 |
Software
Software | |
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Software Name | Purpose |
CrystalClear | data collection |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | phasing |