1VZK
A Thiophene Based Diamidine Forms a "Super" AT Binding Minor Groove Agent
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2DBE | DNA PART OF NDB ENTRY GDL009 OR PDB ENTRY 2DBE |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7 | MGCL2, DNA, COMPOUND DB818, MPD, SPERMINE, SODIUM CACODYLATE BUFFER., pH 7.00 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.8 | 56.05 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 25.677 | α = 90 |
b = 39.921 | β = 90 |
c = 65.185 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 103 | IMAGE PLATE | RIGAKU RAXIS IV | OSMIC FOCUSSING MIRRORS | 2003-04-28 | 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 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 | 1.77 | 17 | 95.2 | 0.043 | 70.18 | 6.58 | 6667 | 1 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.77 | 1.83 | 92.5 | 0.135 | 13.16 |
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 (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | DNA PART OF NDB ENTRY GDL009 OR PDB ENTRY 2DBE | 1.77 | 8 | 2 | 5894 | 662 | 85.8 | 0.2226 | 0.2273 | 0.23 | 0.2953 | 0.23 | RANDOM |
Coordinate Error | ||
---|---|---|
Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
573 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
s_similar_adp_cmpnt | 0.04 |
s_angle_d | 0.028 |
s_bond_d | 0.008 |
s_non_zero_chiral_vol | 0.006 |
s_anti_bump_dis_restr | 0.004 |
s_from_restr_planes | 0.0015 |
s_similar_dist | |
s_zero_chiral_vol | |
s_rigid_bond_adp_cmpnt | |
s_approx_iso_adps |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | |
Nucleic Acid Atoms | 486 |
Solvent Atoms | 60 |
Heterogen Atoms | 27 |
Software
Software | |
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Software Name | Purpose |
SHELXL-97 | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | phasing |