4H10
Intermolecular recognition revealed by the complex structure of human CLOCK-BMAL1 basic Helix-Loop-Helix domains with E-box DNA
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.8 | 289 | 20% (w/v) PEG 3350 and 0.2 M magnesium formate, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.35 | 63.29 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 98.74 | α = 90 |
b = 98.74 | β = 90 |
c = 62.88 | γ = 120 |
Symmetry | |
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Space Group | P 31 2 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 | 100 | CCD | ADSC QUANTUM 315r | 2011-02-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-17A | 1 | Photon Factory | BL-17A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (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 | 2.4 | 38.8 | 99.9 | 0.094 | 33.5 | 19.8 | 14060 | 14045 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 2.402 | 38.8 | 14060 | 14045 | 704 | 99.57 | 0.1975 | 0.1952 | 0.244 | 5%, randomly selected |
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] | |
-4.6354 | -4.6354 | 9.2707 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 25.07 |
f_angle_d | 1.255 |
f_chiral_restr | 0.062 |
f_bond_d | 0.007 |
f_plane_restr | 0.004 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 958 |
Nucleic Acid Atoms | 609 |
Solvent Atoms | 106 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
MOLREP | phasing |
PHENIX | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |