Structure of the (6-4) photolyase of Caulobacter crescentus in its dark adapted and oxidized state determined by serial femtosecond crystallography
Serial Crystallography (SX)
Starting Model(s)
Initial Refinement Model(s) |
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Type | Source | Accession Code | Details |
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experimental model | PDB | 8A1H | |
Crystallization
Crystalization Experiments |
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ID | Method | pH | Temperature | Details |
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1 | BATCH MODE | 8.5 | 293 | 0.1 M Tris (pH 8.5)
0.2 M MgCl2
20% (w/v) PEG3350 |
Crystal Properties |
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Matthews coefficient | Solvent content |
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2.32 | 47.01 |
Crystal Data
Unit Cell |
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Length ( ? ) | Angle ( ? ) |
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a = 49.8 | ¦Á = 90 |
b = 103.4 | ¦Â = 90 |
c = 104.8 | ¦Ã = 90 |
Symmetry |
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Space Group | P 21 21 21 |
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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 | CCD | MPCCD | | 2022-11-04 | 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 | SACLA BEAMLINE BL2 | 1.24 | SACLA | BL2 |
Serial Crystallography
Sample delivery method |
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Diffraction ID | Description | Sample Delivery Method |
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1 | LCP extruder | injection |
Data Reduction |
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Diffraction ID | Frames Indexed | Crystal Hits | Frames Indexed | Latices Merged |
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1 | 59370 | 74470 | 59370 | |
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 | LCP extruder | undefined (?l/min) | undefined (?m) | HPLC | | | grease |
Data Collection
Overall |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 |
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1 | 1.71 | 24.23 | 100 | 0.069 | 0.998 | 11.38 | 1188 | | 59370 | | | 26.85 |
Highest Resolution Shell |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
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1 | 1.71 | 1.77 | | | 1.134 | 0.5 | 1.49 | | |
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B |
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X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 1.71 | 24.23 | 1.35 | 59278 | 2891 | 99.99 | 0.16 | 0.1586 | 0.1592 | 0.1874 | 0.188 | 34.67 |
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 | 8.9689 |
f_angle_d | 1.4538 |
f_chiral_restr | 0.093 |
f_bond_d | 0.0167 |
f_plane_restr | 0.0164 |
Non-Hydrogen Atoms Used in Refinement |
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Non-Hydrogen Atoms | Number |
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Protein Atoms | 4078 |
Nucleic Acid Atoms | |
Solvent Atoms | 274 |
Heterogen Atoms | 84 |
Software
Software |
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Software Name | Purpose |
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PHENIX | refinement |
CrystFEL | data reduction |
CrystFEL | data scaling |
PHASER | phasing |