7EOJ
Crystal structure of the Pepper aptamer in complex with HBC, cesium soak
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRF BEAMLINE BL19U1 |
Synchrotron site | SSRF |
Beamline | BL19U1 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2019-03-17 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 1.240 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 92.277, 34.749, 58.124 |
Unit cell angles | 90.00, 127.93, 90.00 |
Refinement procedure
Resolution | 45.848 - 1.770 |
R-factor | 0.2078 |
Rwork | 0.207 |
R-free | 0.21580 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 7eog |
Data reduction software | HKL-3000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX (1.14_3260) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 1.830 |
High resolution limit [Å] | 1.770 | 3.810 | 1.770 |
Rmerge | 0.087 | 0.062 | 0.281 |
Rmeas | 0.094 | 0.067 | 0.307 |
Rpim | 0.036 | 0.026 | 0.121 |
Number of reflections | 26858 | 1480 | 1319 |
<I/σ(I)> | 4.4 | ||
Completeness [%] | 97.1 | 98.3 | 90.7 |
Redundancy | 6.5 | 6.5 | 5.6 |
CC(1/2) | 0.993 | 0.950 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 289 | 0.1 M ammonium chloride, 0.005 M magnesium chloride, 0.025 M HEPES, pH 7.0, 1.25 M 1,6-hexanediol, 40% MPD |