Crystal structure of the GluA2 ligand-binding domain (S1S2J) in complex with the antagonist (R)-2-amino-3-(3'-hydroxybiphenyl-3-yl)propanoic acid at 1.8A resolution
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 1N0T | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.5 | 280 | PEG2000, lithium sulfate and phosphate-citrate buffer pH 4.5 | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.4 | 48.79 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 61.468 | α = 90 | 
| b = 92.202 | β = 90 | 
| c = 197.476 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 | 
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | MARMOSAIC 225 mm CCD | 2011-06-24 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | MAX II BEAMLINE I911-3 | 1.0000 | MAX II | I911-3 | 
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.801 | 197.476 | 92.5 | 0.074 | 0.084 | 0.039 | 14.8 | 4.4 | 96675 | 96675 | 13.32 | ||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 1.8 | 1.9 | 90.6 | 0.265 | 0.265 | 0.198 | 2 | 2.2 | 13518 | ||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1N0T | 1.801 | 29.345 | 1.34 | 96073 | 4826 | 91.81 | 0.1695 | 0.1669 | 0.17 | 0.2191 | 0.22 | Random selection | 13.59 | |||
| 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 | |
|---|---|
| Key | Refinement Restraint Deviation | 
| f_dihedral_angle_d | 14.151 | 
| f_angle_d | 1.005 | 
| f_chiral_restr | 0.072 | 
| f_bond_d | 0.006 | 
| f_plane_restr | 0.004 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 8123 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 1406 | 
| Heterogen Atoms | 207 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| SCALA | data scaling | 
| PHENIX | refinement | 
| PDB_EXTRACT | data extraction | 
| PHASER | phasing | 
| Coot | model building | 
| XDS | data reduction | 














