6P2F
Structure of a nested set of N-terminally extended MHC I-peptides provides novel insights into antigen processing and presentation
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 21-ID-G |
Synchrotron site | APS |
Beamline | 21-ID-G |
Temperature [K] | 80 |
Detector technology | CCD |
Collection date | 2018-10-04 |
Detector | MARMOSAIC 300 mm CCD |
Wavelength(s) | 0.97872 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 50.845, 81.919, 111.060 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 19.215 - 1.482 |
R-factor | 0.216 |
Rwork | 0.214 |
R-free | 0.24520 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1agb |
RMSD bond length | 0.011 |
RMSD bond angle | 1.353 |
Data reduction software | XDS |
Data scaling software | XDS |
Phasing software | PHENIX |
Refinement software | PHENIX (1.8.1_1168) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 19.215 | 1.530 |
High resolution limit [Å] | 1.480 | 1.480 |
Rmerge | 0.070 | 0.580 |
Number of reflections | 76357 | 7231 |
<I/σ(I)> | 11.67 | |
Completeness [%] | 98.8 | |
Redundancy | 5.6 | |
CC(1/2) | 0.795 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 298 | 0.2 M ammonium sulfate, 18% PEG4000, 0.1 M sodium cacodylate, pH 5.7 |