4F8G
Three-dimensional DNA lattices with non-canonical base pairs
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 7 | pH 7.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.48 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 31.655 | α = 90 |
b = 44.82 | β = 90 |
c = 73.157 | γ = 90 |
Symmetry | |
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Space Group | I 2 2 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | Bruker Platinum 135 | 2012-02-13 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | BRUKER AXS MICROSTAR | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.93 | 20 | 98.2 | 0.11 | 79.1 | 11 | 4059 | 3985 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | SAD | THROUGHOUT | 1.93 | 19.11 | 1 | 3875 | 3875 | 182 | 97.83 | 0.17698 | 0.17433 | 0.24136 | RANDOM | 21.402 |
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] | |
0.03 | 0.06 | -0.09 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_angle_other_deg | 1.107 |
r_angle_refined_deg | 0.989 |
r_scangle_it | 0.943 |
r_scbond_it | 0.611 |
r_chiral_restr | 0.042 |
r_bond_refined_d | 0.004 |
r_gen_planes_refined | 0.004 |
r_bond_other_d | 0.002 |
r_gen_planes_other | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | |
Nucleic Acid Atoms | 367 |
Solvent Atoms | 75 |
Heterogen Atoms | 14 |
Software
Software | |
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Software Name | Purpose |
PROTEUM PLUS | data collection |
PHENIX | model building |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHENIX | phasing |