5XJW
Crystal Structure of the [Co2+-(Chromomycin A3)2]-CCG repeats Complex
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5XEW |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 277 | 1.0 mM ssDNA, 2.0 mM Chromomycin A3, 4mM CoCl2.6H2O, 50 mM Sodium Cacodylate, 5 mM Spermine, 3% MPD |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.89 | 68.36 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.309 | α = 90 |
b = 48.309 | β = 90 |
c = 83.636 | γ = 120 |
Symmetry | |
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Space Group | P 32 1 2 |
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 315r | 2012-09-18 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSRRC BEAMLINE BL13B1 | 1.56418 | NSRRC | BL13B1 |
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 | 2.097 | 30 | 99.6 | 0.055 | 24.8 | 6.1 | 12596 | 47.68 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.1 | 2.18 | 97.8 | 0.267 | 4.2 |
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 (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 5XEW | 2.097 | 29.576 | 1.36 | 12596 | 1230 | 98.45 | 0.2275 | 0.2253 | 0.23 | 0.2457 | 0.24 | 55.6101 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 28.767 |
f_angle_d | 0.764 |
f_chiral_restr | 0.039 |
f_bond_d | 0.004 |
f_plane_restr | 0.004 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | |
Nucleic Acid Atoms | 480 |
Solvent Atoms | 50 |
Heterogen Atoms | 169 |
Software
Software | |
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Software Name | Purpose |
Blu-Ice | data collection |
HKL-2000 | data processing |
SCALEPACK | data scaling |
PHENIX | model building |
PHENIX | refinement |