7YEN
Crystal structure of the Keap1 Kelch domain in complex with Caffeic acid
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 298 | Ammonium sulfate, Lithium sulfate, Sodium citrate, pH 5.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.6 | 52.74 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 103.08 | α = 90 |
b = 103.08 | β = 90 |
c = 54.761 | γ = 120 |
Symmetry | |
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Space Group | P 61 |
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 | 100 | PIXEL | RIGAKU HyPix-6000HE | 2021-12-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-X | 2.0 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | ||||||||
1 | 2.8 | 23.328 | 99.772 | 0.998 | 45.15 | 7.8 | 8306 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.8 | 2.871 | 0.998 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | AB INITIO PHASING | FREE R-VALUE | 2.8 | 23.328 | 8303 | 366 | 99.772 | 0.185 | 0.1827 | 0.2369 | 10.3 |
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] | |
-1.226 | -0.613 | -1.226 | 3.978 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 30.649 |
r_dihedral_angle_4_deg | 17.565 |
r_dihedral_angle_3_deg | 16.289 |
r_dihedral_angle_1_deg | 8.771 |
r_lrange_it | 4.626 |
r_lrange_other | 4.625 |
r_scangle_it | 1.937 |
r_scangle_other | 1.936 |
r_mcangle_it | 1.645 |
r_mcangle_other | 1.645 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2226 |
Nucleic Acid Atoms | |
Solvent Atoms | 12 |
Heterogen Atoms | 62 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
CrysalisPro | data reduction |
Aimless | data scaling |
MOLREP | phasing |