6PQ7
Structure of the iMango-III fluorescent aptamer at room temperature.
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | FREE ELECTRON LASER |
Source details | SLAC LCLS BEAMLINE MFX |
Synchrotron site | SLAC LCLS |
Beamline | MFX |
Temperature [K] | 296 |
Detector technology | PIXEL |
Collection date | 2018-04-08 |
Detector | DECTRIS EIGER X 16M |
Wavelength(s) | 1.303 |
Spacegroup name | I 41 2 2 |
Unit cell lengths | 53.560, 53.560, 194.810 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 51.640 - 3.000 |
R-factor | 0.2726 |
Rwork | 0.269 |
R-free | 0.30440 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 6e8u |
RMSD bond length | 0.006 |
RMSD bond angle | 1.141 |
Data reduction software | CrystFEL |
Data scaling software | CrystFEL |
Phasing software | PHASER |
Refinement software | PHENIX (1.14_3260) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 52.500 | 3.300 |
High resolution limit [Å] | 3.000 | 3.000 |
Number of reflections | 5419 | 368 |
<I/σ(I)> | 2.3 | |
Completeness [%] | 99.9 | 100 |
Redundancy | 3 | 3 |
CC(1/2) | 0.700 | 0.245 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.1 | 294 | 0.1 M Na cacodylate pH 7.1, 17.5% (w/v) polyethylene glycol (PEG) 3350, and 0.25 M Magnesium acetate |