7OYV
E.coli's putrescine receptor variant PotF/D (4JDF) with mutations E39D F88A S247D in complex with spermidine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.3 | 293 | 2.4 M AmSO4 + 0.1 M Bicine pH 8.3 + 4.5% Jeffamine M600 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.82 | 54.75 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 73.613 | α = 90 |
b = 122.576 | β = 90 |
c = 190.32 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 21 |
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 | DECTRIS PILATUS 6M | 2019-12-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | 0.9184 | BESSY | 14.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 47.58 | 90.9 | 0.121 | 0.128 | 0.039 | 0.998 | 13.74 | 9.5 | 62244 | 33.11 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.9 | 1.97 | 79.5 | 2.003 | 2.139 | 0.712 | 0.375 | 1 | 7.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | FREE R-VALUE | 1A99 | 1.9 | 47.58 | 62236 | 2101 | 90.88 | 0.2289 | 0.2273 | 0.2763 | 37.36 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 17.2808 |
f_angle_d | 0.8629 |
f_chiral_restr | 0.053 |
f_bond_d | 0.0067 |
f_plane_restr | 0.0067 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5376 |
Nucleic Acid Atoms | |
Solvent Atoms | 224 |
Heterogen Atoms | 87 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
Coot | model building |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |