1XNX
Crystal structure of constitutive androstane receptor
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.2 | 287 | 3Xmolar excess of androstenol to purified mCAR LBD and incubate at RT for 1 h. 1uL 6-8 mg/ml protein plus 1 uL well solution (18% PEG400, 0.2 M CaCl2, 0.1 M HEPES, pH7.2). Additive: 0.01 M L-cysteine, VAPOR DIFFUSION, HANGING DROP, temperature 287K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.91 | 57.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 60.353 | α = 90 |
b = 155.042 | β = 90 |
c = 134.607 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 21 |
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 | CCD | MARMOSAIC 225 mm CCD | 2004-03-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 5ID-B | APS | 5ID-B |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | 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 | 2.9 | 29.55 | 14394 | 14394 | 63.6 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.9 | 29.55 | 14394 | 14394 | 1465 | 99.9 | 0.2291 | 0.2291 | 0.229 | 0.288 | RANDOM | 43.3 |
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] | |
-0.11 | 5.87 | -5.76 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 20.6 |
c_scangle_it | 7.35 |
c_scbond_it | 5.39 |
c_mcangle_it | 3.19 |
c_mcbond_it | 2.06 |
c_angle_deg | 1.3 |
c_improper_angle_d | 0.89 |
c_bond_d | 0.007 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3790 |
Nucleic Acid Atoms | |
Solvent Atoms | 33 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
XDS | data scaling |
XDS | data reduction |
AMoRE | phasing |
CNS | refinement |