1FQK
CRYSTAL STRUCTURE OF THE HETERODIMERIC COMPLEX OF THE RGS DOMAIN OF RGS9, AND THE GT/I1 CHIMERA ALPHA SUBUNIT [(RGS9)-(GT/I1ALPHA)-(GDP)-(ALF4-)-(MG2+)]
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 19-ID |
| Synchrotron site | APS |
| Beamline | 19-ID |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 1999-09-05 |
| Detector | APS-1 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 96.785, 115.073, 136.460 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 50.000 - 2.300 |
| R-factor | 0.231 |
| Rwork | 0.231 |
| R-free | 0.26800 |
| RMSD bond length | 0.007 |
| RMSD bond angle | 1.200 |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.380 |
| High resolution limit [Å] | 2.300 | 2.300 |
| Rmerge | 0.060 | 0.527 |
| Total number of observations | 1004241 * | |
| Number of reflections | 66595 | |
| <I/σ(I)> | 28.5 | |
| Completeness [%] | 96.9 | 79.6 |
| Redundancy | 6.1 | 2.4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8 * | 4 * | 10.5% PEG8000, 110mM magnesium acetate, 50mM Tris pH 8.5, 0.2% beta-ME, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 15 (mg/ml) | |
| 2 | 1 | reservoir | PEG8000 | 15.5 (%) | |
| 3 | 1 | reservoir | Tris | 50 (mM) | |
| 4 | 1 | reservoir | ethylene glycol | 5 (%) | |
| 5 | 1 | reservoir | 75 (mM) |
