1JSS
Crystal structure of the Mus musculus cholesterol-regulated START protein 4 (StarD4).
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 277 | 11% PEG8000, 22% glycerol, 0.16M magnesium acetate, 0.08M sodium cacodylate pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.35 | 47.71 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 69.966 | α = 90 |
b = 69.966 | β = 90 |
c = 85.19 | γ = 120 |
Symmetry | |
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Space Group | P 31 |
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 | 150 | CCD | MARRESEARCH | Primary Aperture : 7.4 m from source. Be Windows front end: 0.020" thick; 7.1 m from source exit window: 0.010" thick. White X-Ray Beam. | 2001-05-25 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X9A | 0.9791, 0.9795 | NSLS | X9A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.2 | 30 | 98.5 | 0.051 | 28 | 5.7 | 46556 | 46556 | 25.5 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.2 | 2.28 | 98.3 | 0.301 | 6.8 |
Refinement
Statistics | |||||||||||||||||||
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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 | MAD | THROUGHOUT | 2.2 | 28.55 | 46556 | 46556 | 4543 | 98.5 | 0.2378 | 0.238 | 0.238 | 0.285 | RANDOM | 36.2 |
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] | |
2.28 | 3.07 | 2.28 | -4.55 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 24.8 |
c_angle_deg | 1.6 |
c_improper_angle_d | 0.73 |
c_bond_d | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3208 |
Nucleic Acid Atoms | |
Solvent Atoms | 290 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
MLPHARE | phasing |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |