1YZD
Crystal structure of an RNA duplex containing a site specific 2'-amine substitution at a C-G Watson-Crick base pair
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2004-02-24 |
Detector | RIGAKU RAXIS IV++ |
Spacegroup name | P 31 2 1 |
Unit cell lengths | 43.000, 43.000, 121.000 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 8.070 - 2.350 |
R-factor | 0.236 |
Rwork | 0.236 |
R-free | 0.29200 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.005 |
RMSD bond angle | 0.900 |
Data reduction software | CrystalClear ((MSC/RIGAKU)) |
Data scaling software | SCALEPACK |
Phasing software | AMoRE |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 31.700 | 2.280 |
High resolution limit [Å] | 2.180 | 2.180 |
Rmerge | 0.077 | 0.387 |
Number of reflections | 6646 | |
<I/σ(I)> | 15.2 | 3.37 |
Completeness [%] | 91.4 | 57.4 |
Redundancy | 21.79 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 273 | MPD, sodium cacodylate, spermidine, magnesium chloride, calcium chloride, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 273K |
Crystallization Reagents
ID | crystal ID | solution ID | reagent name | concentration | details |
1 | 1 | 1 | MPD | ||
10 | 1 | 2 | calcium chloride | ||
2 | 1 | 1 | sodium cacodylate | ||
3 | 1 | 1 | spermidine | ||
4 | 1 | 1 | magnesium chloride | ||
5 | 1 | 1 | calcium chloride | ||
6 | 1 | 1 | H2O | ||
7 | 1 | 2 | MPD | ||
8 | 1 | 2 | sodium cacodylate | ||
9 | 1 | 2 | magnesium chloride |