2I0C
Crystal structure of the GluR6 ligand binding core dimer crosslinked by disulfide bonds between Y490C and L752C at 2.25 Angstroms Resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 22-ID |
Synchrotron site | APS |
Beamline | 22-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2005-04-19 |
Detector | MARRESEARCH |
Wavelength(s) | 0.99997 |
Spacegroup name | P 4 |
Unit cell lengths | 108.790, 108.790, 47.350 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 40.000 - 2.250 |
R-factor | 0.17528 |
Rwork | 0.172 |
R-free | 0.24447 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 17SY |
RMSD bond length | 0.023 |
RMSD bond angle | 1.977 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | MOLREP |
Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 40.000 | 2.330 |
High resolution limit [Å] | 2.250 | 2.250 |
Rmerge | 0.089 | 0.437 |
Number of reflections | 26406 | |
<I/σ(I)> | 10.1 | 2.93 |
Completeness [%] | 98.9 | 100 |
Redundancy | 3.1 | 3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 293 | Reservoir: 20% isopropanol, 25% PEG 4k, 0.1 M NaCitrate. Protein: 7-15 mg/ml, 10 mM HEPES, 20 mM NaCl, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |