5CDN
2.8A structure of etoposide with S.aureus DNA gyrase and DNA
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2XCS |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | MICROBATCH | 6.2 | 293 | 150mM Bis Tris pH6.2, 11% PEG 5000 MME |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.84 | 56.62 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 89.782 | α = 90 |
b = 170.081 | β = 102.27 |
c = 124.54 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | 100 | CCD | ADSC QUANTUM 315 | 2011-01-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | 0.950 | Diamond | I03 |
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 | 2.8 | 40 | 96.6 | 0.103 | 10.1 | 3 | 87189 | 74.37 |
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 | 2.8 | 2.85 | 96.1 | 0.399 | 2.9 | 4312 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | 2XCS | 2.79 | 39.35 | 87157 | 3484 | 96.13 | 0.2143 | 0.2132 | 0.242 | RANDOM | 77.78 |
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] | |
-7.0169 | -0.722 | 24.5222 | -17.5053 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_other_torsion | 18.12 |
t_omega_torsion | 1.96 |
t_angle_deg | 0.98 |
t_bond_d | 0.008 |
t_dihedral_angle_d | |
t_incorr_chiral_ct | |
t_pseud_angle | |
t_trig_c_planes | |
t_gen_planes | |
t_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 20783 |
Nucleic Acid Atoms | 1589 |
Solvent Atoms | 412 |
Heterogen Atoms | 202 |
Software
Software | |
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Software Name | Purpose |
BUSTER | refinement |
SCALEPACK | data scaling |
PDB_EXTRACT | data extraction |
DENZO | data reduction |
PHASER | phasing |