6XLP
Structure of the essential inner membrane lipopolysaccharide-PbgA complex
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5I5H |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | LIPIDIC CUBIC PHASE | 8 | 277 | LCP was formulated from monoolein (Sigma): phosphatidylethanolamine (E. coli PE, Avanti Polar Lipids) 99.5:0.5% m/m mixture at 40% hydration; crystallization solution contained 0.1 M Tris pH 8.0, 0.2 M ammonium sulfate, 40% PEG200 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.29 | 62.59 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 171.272 | α = 90 |
b = 56.328 | β = 106.45 |
c = 97.359 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 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 | 77 | PIXEL | DECTRIS PILATUS 6M | 2017-05-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL12-2 | 1 | SSRL | BL12-2 |
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 | 24.242 | 88 | 0.068 | 15.5 | 2.6 | 53215 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2 | 2.03 | 62.1 | 0.379 | 0.741 | 1.7 | 1.9 |
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 | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 5I5H | 2 | 24.24 | 1.35 | 53215 | 1791 | 88 | 0.194 | 0.193 | 0.211 | 51.56 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4672 |
Nucleic Acid Atoms | |
Solvent Atoms | 146 |
Heterogen Atoms | 342 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASER | phasing |