7Q79
Room temperature structure of RNase A at 100 MPa helium gas pressure in a sapphire capillary
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PETRA III, DESY BEAMLINE P11 |
Synchrotron site | PETRA III, DESY |
Beamline | P11 |
Temperature [K] | 295 |
Detector technology | PIXEL |
Collection date | 2019-09-26 |
Detector | DECTRIS PILATUS3 X CdTe 2M |
Wavelength(s) | 0.477 |
Spacegroup name | P 32 2 1 |
Unit cell lengths | 64.400, 64.400, 64.750 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 28.000 - 1.550 |
R-factor | 0.1582 |
Rwork | 0.156 |
R-free | 0.18780 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2e3w |
RMSD bond length | 0.010 |
RMSD bond angle | 1.044 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | PHASER |
Refinement software | PHENIX (1.13-2998_9999) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 28.000 | 1.610 |
High resolution limit [Å] | 1.550 | 1.550 |
Rmerge | 0.162 | 1.905 |
Rpim | 0.064 | 0.783 |
Number of reflections | 22676 | 2245 |
<I/σ(I)> | 6.11 | 1.01 |
Completeness [%] | 98.7 | 99.6 |
Redundancy | 6.8 | 6.6 |
CC(1/2) | 0.988 | 0.306 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.5 | 295 | 10-20 mg/ml protein dissolved in 0.1 M sodium acetate pH 4.5 was mixed in a 1:1 ratio with precipitant containing 0.1 M sodium acetate pH 4.5, 1.2-1.5 M ammonium sulphate and 2-2.5 M sodium chloride and equilibrated for one to two days at room temperature. |