7UD0
Room Temperature Drosophila Cryptochrome
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4GU5 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | BATCH MODE | 8.5 | 298 | 5 mg/mL twin-strep tagged dCRY (1-539) 100 mM Tris (pH 8.5) 150 mM Magnesium acetate tetrahydrate 18% PEG-4000 Mixed 1:1 in Eppendorf tube; no vortexing |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.66 | 53.75 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 74 | α = 90 |
b = 123 | β = 116 |
c = 81 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 298 | PIXEL | DECTRIS EIGER2 S 16M | 2021-04-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE A1 | 1.1271 | CHESS | A1 |
Serial Crystallography
Sample delivery method | ||
---|---|---|
Diffraction ID | Description | Sample Delivery Method |
1 | fixed target |
Fixed Target | ||||||
---|---|---|---|---|---|---|
Diffraction ID | Description | Sample Holding | Support Base | Motion control | Sample Solvent | |
1 | Batch crystallization | chip | goniometer | 100 mM Tris (pH 8.5), 150 mM Magnesium acetate tetrahydrate, 18% PEG-4000 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | 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 | ||||||
1 | 3.5 | 19.84 | 89.8 | 0.649 | 0.658 | 0.269 | 5.9 | 47.4 | 14881 | 100.7 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 3.5 | 3.63 | 89.1 | 2.52 | 2.55 | 0.213 | 2 | 48.6 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | FREE R-VALUE | 4GU5 | 3.5 | 19.84 | 14126 | 89.8 | 0.251 | 0.294 | 1419 | 99.65 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 18.7882 |
f_angle_d | 0.5858 |
f_chiral_restr | 0.0393 |
f_bond_d | 0.0042 |
f_plane_restr | 0.0031 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 8747 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms | 106 |
Software
Software | |
---|---|
Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
PHENIX | refinement |
PHASER | phasing |