1G8L
CRYSTAL STRUCTURE OF ESCHERICHIA COLI MOEA
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | PEG 8000, calcium acetate, cacodylaic acid, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
2 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | PEG 6000, calcium acetate, cacodylaic acid, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 88.323 | α = 90 |
b = 97.414 | β = 90 |
c = 98.739 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 95 | CCD | ADSC QUANTUM 4 | 1999-11-01 | M | SINGLE WAVELENGTH | ||||||
2 | 2 | CCD | ADSC QUANTUM 4 | 2000-01-01 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X26C | 1.1 | NSLS | X26C |
2 | SYNCHROTRON | NSLS BEAMLINE X12B | 0.98 | NSLS | X12B |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.9 | 50 | 99.3 | 0.074 | 0.074 | 12.2 | 4.2 | 66845 | 66845 | -3 | 27.064 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.9 | 1.97 | 98.9 | 0.674 | 0.674 | 1.25 | 4.15 | 6542 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MIR | THROUGHOUT | None | 1.95 | 20 | 54423 | 54423 | 2892 | 91.5 | 0.23 | 0.23 | 0.228 | 0.284 | random | 26.205 |
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] | |
0.39 | -0.96 | 0.57 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_mcangle_it | 3.214 |
x_mcbond_it | 2.113 |
x_angle_deg | 1.379 |
x_bond_d | 0.014 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 6080 |
Nucleic Acid Atoms | |
Solvent Atoms | 593 |
Heterogen Atoms | 108 |
Software
Software | |
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Software Name | Purpose |
SHARP | phasing |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |