Thaumatin solved by native sulphur-SAD using free-electron laser radiation
Serial Crystallography (SX)
Crystallization
Crystalization Experiments |
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ID | Method | pH | Temperature | Details |
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1 | BATCH MODE | | 293 | 0.8 M Na, K tartrate, 0.1 M Na Hepes pH 7.0 |
Crystal Properties |
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Matthews coefficient | Solvent content |
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2.92 | 57.9 |
Crystal Data
Unit Cell |
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Length ( Å ) | Angle ( ˚ ) |
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a = 58.6 | α = 90 |
b = 58.6 | β = 90 |
c = 151.3 | γ = 90 |
Symmetry |
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Space Group | P 41 21 2 |
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Diffraction
Diffraction Experiment |
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol |
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1 | 1 | x-ray | 293 | PIXEL | CS-PAD CXI-2 | | 2014-07-15 | M | SINGLE WAVELENGTH |
Radiation Source |
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
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1 | FREE ELECTRON LASER | SLAC LCLS BEAMLINE CXI | 2.066 | SLAC LCLS | CXI |
Data Collection
Overall |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Split (All) | 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 |
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1 | 2.1 | 20 | 100 | 0.047 | 17.02 | 660.2 | | 29350 | | | |
Highest Resolution Shell |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
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1 | 2.1 | 2.2 | 100 | | 0.159 | | 236.1 | |
Refinement
Statistics |
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B |
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X-RAY DIFFRACTION | | FREE R-VALUE | 2.1 | 20 | 1.17 | 31128 | 3143 | 99.25 | 0.1559 | 0.1525 | 0.1863 | |
Temperature Factor Modeling |
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] |
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| | | | | |
RMS Deviations |
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Key | Refinement Restraint Deviation |
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f_dihedral_angle_d | 12.186 |
f_angle_d | 0.987 |
f_chiral_restr | 0.044 |
f_bond_d | 0.007 |
f_plane_restr | 0.004 |
Non-Hydrogen Atoms Used in Refinement |
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Non-Hydrogen Atoms | Number |
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Protein Atoms | 1550 |
Nucleic Acid Atoms | |
Solvent Atoms | 128 |
Heterogen Atoms | 10 |
Software
Software |
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Software Name | Purpose |
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PHENIX | refinement |
CrystFEL | data reduction |
XSCALE | data scaling |
autoSHARP | phasing |