1G2F
STRUCTURE OF A CYS2HIS2 ZINC FINGER/TATA BOX COMPLEX (TATAZF;CLONE #6)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1AAY | Zif268 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 298 | PEG 400; NaCl; Bis-Tris Propane; CoCl2, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.97 | 69.02 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 104.8 | ¦Á = 90 |
b = 104.8 | ¦Â = 90 |
c = 104.2 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 64 |
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 | 140 | CCD | ADSC QUANTUM 4 | KOHZU double crystal monochromator | 2000-03-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X4A | 1.5418 | NSLS | X4A |
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 | 20 | 99.5 | 7.4 | 28.52 | 11.46 | 43331 | 43331 | 27.1 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2 | 2.07 | 96.2 | 56.7 | 6.58 | 2.14 | 3595 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MIR | THROUGHOUT | Zif268 | 2 | 20 | 2 | 43331 | 40380 | 4029 | 92.2 | 0.233 | 0.263 | RANDOM | 41.6 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 20.5 |
x_scangle_it | 5.72 |
x_scbond_it | 3.57 |
x_mcangle_it | 3.47 |
x_mcbond_it | 2.08 |
x_improper_angle_d | 1.23 |
x_angle_deg | 1.1 |
x_bond_d | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1447 |
Nucleic Acid Atoms | 1300 |
Solvent Atoms | 227 |
Heterogen Atoms | 6 |
Software
Software | |
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Software Name | Purpose |
MLPHARE | phasing |
X-PLOR | refinement |
SCALEPACK | data scaling |