4RC0
X-ray structure of RNA containing guanosine phosphorodithioate
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] | 100 |
Detector technology | CCD |
Collection date | 2013-10-03 |
Detector | MARMOSAIC 300 mm CCD |
Wavelength(s) | 0.97857 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 40.914, 34.836, 32.274 |
Unit cell angles | 90.00, 127.50, 90.00 |
Refinement procedure
Resolution | 50.000 - 1.130 |
Rwork | 0.181 |
R-free | 0.21100 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2q1r |
RMSD bond length | 0.011 |
RMSD bond angle | 0.035 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | MOLREP ((CCP4)) |
Refinement software | SHELXL-97 |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.170 |
High resolution limit [Å] | 1.130 | 1.130 |
Rmerge | 0.049 | 0.212 |
Number of reflections | 12968 | |
<I/σ(I)> | 49.21 | 4.83 |
Completeness [%] | 95.5 | 90.7 |
Redundancy | 6.6 | 3.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 291 | 20 mM sodium cacodylate, 40 mM sodium chloride, 6 mM spermine tetrahydrochloride, 5% v/v MPD, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K |