2QRS
Crystal Structure of a single chain trimer composed of the MHC I heavy chain H-2Kb Y84A, beta-2microglobulin, and ovalbumin-derived peptide.
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 | 2004-10-01 |
| Detector | ADSC QUANTUM 315 |
| Wavelength(s) | 0.989 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 66.100, 89.300, 88.500 |
| Unit cell angles | 90.00, 111.00, 90.00 |
Refinement procedure
| Resolution | 20.000 - 2.000 |
| Rwork | 0.210 |
| R-free | 0.25200 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1rjy |
| Data reduction software | HKL-3000 |
| Data scaling software | HKL-3000 |
| Phasing software | CNS |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.970 |
| High resolution limit [Å] | 1.900 | 1.900 |
| Number of reflections | 74866 | |
| <I/σ(I)> | 15.9 | 2.61 |
| Redundancy | 6.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.4 | 298 | 14% PEG 6000, 100 mM MES, pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
