mosquitocidal Cry11Aa determined at pH 7 from naturally-occurring nanocrystals by Serial femtosecond crystallography
Serial Crystallography (SX)
Crystallization
Crystalization Experiments |
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ID | Method | pH | Temperature | Details |
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1 | IN CELL | 7 | 300 | In cell crystallization by recombinant expression in the Bacillus thuringiensis serovar israelensis strain 4Q7 devoid of its pBt plasmid. |
Crystal Properties |
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Matthews coefficient | Solvent content |
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2.65 | 53.61 |
Crystal Data
Unit Cell |
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Length ( Å ) | Angle ( ˚ ) |
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a = 57.64 | α = 90 |
b = 155.69 | β = 90 |
c = 171.14 | γ = 90 |
Symmetry |
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Space Group | I 2 2 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 | 300 | PIXEL | CS-PAD CXI-2 | | 2018-02-26 | 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 | 1.27 | SLAC LCLS | CXI |
Serial Crystallography
Sample delivery method |
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Diffraction ID | Description | Sample Delivery Method |
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1 | | injection |
Measurement |
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Diffraction ID | Pulse Duration | Pulse Repetition Rate | Focal Spot Size | Pulse Energy | Photons Per Pulse |
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1 | 50 (fs) | 120 | 5 | 9.8 (KeV) | |
Data Reduction |
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Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
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1 | 48652 | | 48652 | |
Injection |
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Diffraction ID | Description | Flow Rate | Injector Diameter | Injection Power | Injector Nozzle | Filter Size | Carrier Solvent |
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1 | GVDN | undefined (µl/min) | undefined (µm) | gas | GDVN | 20 | pure water |
Data Collection
Overall |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | CC (Half) | 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 | 2.6 | 33.55 | 99.9 | 1 | 0.107 | 9.5 | 341.09 | | 24198 | | | 47.58 |
Highest Resolution Shell |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
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1 | 2.6 | 2.66 | 100 | | 0.38 | 0.954 | 1.16 | 230.58 | |
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 | SAD | THROUGHOUT | 2.6 | 33.55 | 1.34 | 24196 | 1210 | 99.99 | 0.175 | 0.1715 | 0.2412 | 50.6408 |
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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| | | | | |
Non-Hydrogen Atoms Used in Refinement |
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Non-Hydrogen Atoms | Number |
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Protein Atoms | 5014 |
Nucleic Acid Atoms | |
Solvent Atoms | 261 |
Heterogen Atoms | |
Software
Software |
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Software Name | Purpose |
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CRANK2 | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
CrystFEL | data reduction |
CrystFEL | data scaling |