3Q7K
Formate Channel FocA from Salmonella typhimurium
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 4 | 293 | PEG 400, lithium sulfate, sodium citrate, pH 4.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.25 | 62.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 105.951 | α = 90 |
b = 205.723 | β = 115.49 |
c = 106.046 | 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 | PIXEL | PSI PILATUS 6M | mirrors | 2010-08-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | 1.0 | SLS | X06SA |
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 | 48.8 | 92.3 | 0.089 | 7.8 | 2.9 | 100520 | 92780 | 2 | 2 | 48.3 |
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 | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 3KCU | 2.8 | 43.64 | 2 | 88073 | 4664 | 92.22 | 0.22034 | 0.21856 | 0.25366 | RANDOM | 48.328 |
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] | |
0.33 | -2.61 | -1.63 | -0.94 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.094 |
r_dihedral_angle_3_deg | 20.163 |
r_dihedral_angle_4_deg | 12.575 |
r_dihedral_angle_1_deg | 7.649 |
r_scangle_it | 2.935 |
r_angle_refined_deg | 1.837 |
r_scbond_it | 1.771 |
r_mcangle_it | 1.246 |
r_mcbond_it | 0.648 |
r_chiral_restr | 0.125 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 19100 |
Nucleic Acid Atoms | |
Solvent Atoms | 12 |
Heterogen Atoms | 39 |
Software
Software | |
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Software Name | Purpose |
MOLREP | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |