1QBJ
CRYSTAL STRUCTURE OF THE ZALPHA Z-DNA COMPLEX
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 5.6 | HANGING DROP VAPOR DIFFUSION OVER 1.6 M (NH4)2SO4, 10 % GLYCEROL AT 24 DEGREES CELSIUS, pH 5.6 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.97 | 37 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 85.9 | α = 90 |
b = 85.9 | β = 90 |
c = 71.3 | γ = 90 |
Symmetry | |
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Space Group | P 4 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 123 | IMAGE PLATE | RIGAKU RAXIS IIC | 1998-04-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU200 |
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 | 2.1 | 20 | 99.9 | 0.074 | 27.3 | 9.8 | 29702 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
2.1 | 2.18 | 99.3 | 0.535 | 2 | 2.9 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | SIRAS | THROUGHOUT | 2.1 | 6 | 13519 | 1521 | 99.8 | 0.227 | 0.227 | 0.265 | RANDOM | 29.05 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 24.06 |
x_improper_angle_d | 1.08 |
x_angle_deg | 1.04 |
x_bond_d | 0.006 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na | |
x_angle_d_prot | |
x_angle_deg_na |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1529 |
Nucleic Acid Atoms | 369 |
Solvent Atoms | 244 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
SOLVE | phasing |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |