4F3G
Kainate bound to the ligand binding domain of GluA3i
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3DLN |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 6.5 | 277 | 14-15% PEG 8K, 0.1 M sodium cacodylate, 0.1-0.15 M zinc acetate, 0.25 M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.76 | 55.38 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 47.657 | α = 90 |
b = 49.028 | β = 90 |
c = 136.639 | γ = 90 |
Symmetry | |
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Space Group | P 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 | CCD | ADSC QUANTUM 210 | 2009-09-27 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE A1 | 0.977 | CHESS | A1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.064 | 50 | 99.7 | 0.157 | 0.157 | 11.112 | 5.1 | -3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.08 | 2.12 | 100 | 0.312 | 0.312 | 2.261 | 4.5 |
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 (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 | MOLECULAR REPLACEMENT | THROUGHOUT | 3DLN | 2.064 | 33.152 | 0.08 | 20419 | 19610 | 1916 | 96.04 | 0.1869 | 0.1869 | 0.1807 | 0.2452 | RANDOM |
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] | |
1.8068 | -6.3279 | 4.5211 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 20.845 |
f_angle_d | 1.627 |
f_chiral_restr | 0.105 |
f_bond_d | 0.016 |
f_plane_restr | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2028 |
Nucleic Acid Atoms | |
Solvent Atoms | 306 |
Heterogen Atoms | 16 |
Software
Software | |
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Software Name | Purpose |
HKL-3000 | data collection |
PHENIX | model building |
PHENIX | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
PHENIX | phasing |