8BGI
GABA-A receptor a5 homomer - a5V1 - Flumazenil
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 279 | 19 % PEG 1000 0.1 M sodium chloride 0.15 M ammonium sulfate 0.1 M 2-(N-morpholino)ethanesulfonic acid (MES) pH 6.5 25 mM Sucrose monodecanoate detergent (sucrose monocaprate) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.76 | 67.3 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 200.769 | α = 90 |
b = 131.641 | β = 100.19 |
c = 119.168 | 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 | 298 | PIXEL | DECTRIS EIGER2 XE 16M | 2015-11-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | 0.9795 | Diamond | I04 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | 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 | 2.56 | 47.56 | 92.2 | 0.993 | 7 | 6.6 | 42005 | 62.77 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.56 | 2.88 | 0.304 |
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 | FREE R-VALUE | 4COF | 2.56 | 47.56 | 1.35 | 42005 | 1641 | 92.2 | 0.2547 | 0.2536 | 0.2774 | 68.35 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 9.5669 |
f_angle_d | 0.4906 |
f_chiral_restr | 0.0398 |
f_plane_restr | 0.0038 |
f_bond_d | 0.0025 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 13525 |
Nucleic Acid Atoms | |
Solvent Atoms | 23 |
Heterogen Atoms | 454 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PHENIX | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
REFMAC | phasing |