4F3L
Crystal Structure of the Heterodimeric CLOCK:BMAL1 Transcriptional Activator Complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 8 | 293 | 100 mM Hepes pH 8.0, 6% PEG 3350 and 75 mM NaF., VAPOR DIFFUSION, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.43 | 49.38 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 67.242 | α = 90 |
b = 71.955 | β = 90 |
c = 173.306 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 77 | CCD | ADSC QUANTUM 315 | 2011-06-15 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 77 | CCD | ADSC QUANTUM 315r | 2011-05-10 | M | SINGLE WAVELENGTH | ||||||
3 | 1 | x-ray | 77 | CCD | ADSC QUANTUM 315 | 2011-04-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | APS | 19-ID | |
2 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | ALS | 8.2.1 | |
3 | SYNCHROTRON | APS BEAMLINE 19-ID | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | |||||||||
1,2,3 | 2.268 | 50 | 99.5 | 39307 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | SAD | 2.268 | 37.117 | 0.06 | 39307 | 36738 | 1849 | 92.26 | 0.186 | 0.1843 | 0.2171 |
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] | |
-6.7601 | -3.545 | 10.3051 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.041 |
f_angle_d | 0.889 |
f_chiral_restr | 0.064 |
f_bond_d | 0.005 |
f_plane_restr | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5068 |
Nucleic Acid Atoms | |
Solvent Atoms | 177 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
HKL-3000 | data collection |
SHARP | phasing |
PHENIX | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |