2NU6
C123aA Mutant of E. coli Succinyl-CoA Synthetase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2SCU | pdb entry 2SCU |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.6 | 294 | BICINE, ammonium sulfate, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 294K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.21 | 61.65 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 97.22 | α = 90 |
b = 97.22 | β = 90 |
c = 386.56 | γ = 90 |
Symmetry | |
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Space Group | P 43 2 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 4 | monochromator | 2002-06-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE A1 | CHESS | A1 |
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 | 2.55 | 100 | 88.8 | 0.141 | 9.8 | 4.4 | 56818 | 56818 | 53 |
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) | |||||||||||
2.55 | 2.59 | 72.8 | 0.291 | 1.4 | 3.5 | 2286 |
Refinement
Statistics | |||||||||||||||||||
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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 | FOURIER SYNTHESIS | THROUGHOUT | pdb entry 2SCU | 2.55 | 34.37 | 55069 | 55069 | 6521 | 89.1 | 0.202 | 0.202 | 0.196 | 0.247 | consistent with other data sets collected from this crystal form | 46 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-1.03 | -1.03 | 2.05 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_angle_deg | 2.2 |
c_bond_d | 0.02 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9937 |
Nucleic Acid Atoms | |
Solvent Atoms | 243 |
Heterogen Atoms | 188 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |