1EGW
CRYSTAL STRUCTURE OF MEF2A CORE BOUND TO DNA
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 295 | PEG 6000, NaCl, Ba(NO3)2, sodium Acetate, Bis-tris buffer, DTT, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.5 | 50.84 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 41.371 | α = 115.18 |
b = 60.696 | β = 89.99 |
c = 63.987 | γ = 90 |
Symmetry | |
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Space Group | P 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 | 110 | IMAGE PLATE | MARRESEARCH | 1999-05-18 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF | ESRF |
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 | 1.5 | 30 | 96 | 0.075 | 12.8 | 2.6 | 87264 | 14.7 |
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) | |||||||||||
1.5 | 1.55 | 92 | 0.104 | 1.9 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT and heavy atom phases from iodine derivative dataset | THROUGHOUT | 1.5 | 20 | 86651 | 8679 | 96 | 0.206 | 0.229 | RANDOM, CREATED IN P21 | 24.1 |
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] | |
-0.07 | 0.18 | -8.25 | -0.11 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 19.8 |
c_scangle_it | 2.67 |
c_mcangle_it | 1.85 |
c_scbond_it | 1.76 |
c_improper_angle_d | 1.46 |
c_angle_deg | 1.4 |
c_mcbond_it | 1.16 |
c_bond_d | 0.01 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2576 |
Nucleic Acid Atoms | 2764 |
Solvent Atoms | 656 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
AMoRE | phasing |
MLPHARE | phasing |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |