mosquitocidal Cry11Aa-F17Y determined at pH 7 from naturally-occurring nanocrystals by Serial femtosecond crystallography
Serial Crystallography (SX)
Starting Model(s)
| Initial Refinement Model(s) |
|---|
| Type | Source | Accession Code | Details |
|---|
|
experimental model | PDB | 7QX4 | D_1292119069 |
Crystallization
| Crystalization Experiments |
|---|
| ID | Method | pH | Temperature | Details |
|---|
| 1 | IN CELL | 7 | 300 | In cell crystallization by recombinant expression in a Bacillus thuringiensis serovar israelensis strain devoid of its pBt plasmid. |
| Crystal Properties |
|---|
| Matthews coefficient | Solvent content |
|---|
| 2.66 | 53.71 |
Crystal Data
| Unit Cell |
|---|
| Length ( Å ) | Angle ( ˚ ) |
|---|
| a = 57.72 | α = 90 |
| b = 155.39 | β = 90 |
| c = 171.66 | γ = 90 |
| Symmetry |
|---|
| Space Group | I 2 2 2 |
|---|
Diffraction
| Diffraction Experiment |
|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol |
|---|
| 1 | 1 | x-ray | 300 | PIXEL | AGIPD | | 2019-09-26 | M | SINGLE WAVELENGTH |
| Radiation Source |
|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
|---|
| 1 | FREE ELECTRON LASER | EUROPEAN XFEL BEAMLINE SPB/SFX | 1.33 | European XFEL | SPB/SFX |
Serial Crystallography
| Sample delivery method |
|---|
| Diffraction ID | Description | Sample Delivery Method |
|---|
| 1 | | injection |
| Measurement |
|---|
| Diffraction ID | Pulse Duration | Pulse Repetition Rate | Focal Spot Size | Pulse Energy | Photons Per Pulse |
|---|
| 1 | undefined (fs) | | 1.3 | 9.3 (KeV) | |
| Data Reduction |
|---|
| Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
|---|
| 1 | 28227 | | 28227 | |
| Injection |
|---|
| Diffraction ID | Description | Flow Rate | Injector Diameter | Injection Power | Injector Nozzle | Filter Size | Carrier Solvent |
|---|
| 1 | GVDN | undefined (µl/min) | undefined (µm) | gas | | | Pure water |
Data Collection
| Overall |
|---|
| 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 |
|---|
| 1 | 3.4 | 23.17 | 99.6 | 0.96 | 0.197 | 6.31 | 265.7 | | 10990 | | | |
| Highest Resolution Shell |
|---|
| 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) |
|---|
| 1 | 3.4 | 3.48 | | | 0.31 | 0.802 | | | |
Refinement
| Statistics |
|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B |
|---|
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | D_1292119069 | 3.4 | 23.17 | 1.34 | 10986 | 551 | 99.95 | 0.2144 | 0.2124 | 0.21 | 0.2512 | 0.25 | 54.4002 |
| 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] |
|---|
| | | | | |
| Non-Hydrogen Atoms Used in Refinement |
|---|
| Non-Hydrogen Atoms | Number |
|---|
| Protein Atoms | 4970 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 5 |
| Heterogen Atoms | |
Software
| Software |
|---|
| Software Name | Purpose |
|---|
| PHASER | phasing |
| PHENIX | refinement |
| PDB_EXTRACT | data extraction |
| CrystFEL | data reduction |
| CrystFEL | data scaling |