3BBR
Crystal structure of the iGluR2 ligand binding core (S1S2J-N775S) in complex with a dimeric positive modulator as well as glutamate at 2.25 A resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | MAX II BEAMLINE I911-2 |
Synchrotron site | MAX II |
Beamline | I911-2 |
Temperature [K] | 110 |
Detector technology | CCD |
Collection date | 2007-03-13 |
Detector | MAR CCD 165 mm |
Spacegroup name | P 21 21 2 |
Unit cell lengths | 99.080, 121.780, 47.427 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 38.428 - 2.250 |
Rwork | 0.169 |
R-free | 0.23100 |
Starting model (for MR) | 1lb8 |
RMSD bond length | 0.005 |
RMSD bond angle | 0.698 |
Data reduction software | MOSFLM |
Data scaling software | SCALA |
Refinement software | PHENIX |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 122.169 | 2.370 |
High resolution limit [Å] | 2.250 | 2.250 |
Rmerge | 0.090 | 0.263 |
Total number of observations | 25558 | |
Number of reflections | 27875 | |
<I/σ(I)> | 6.7 | 2.3 |
Completeness [%] | 99.6 | 99.4 |
Redundancy | 6.3 | 6.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 280 | 0.3M ammonium sulfate, 0.1M sodium acetate, 25% PEG 4000, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 280K |