1Y84
Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-(imidazolyl)ethyl] Thymidine (T*)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200 |
Temperature [K] | 110 |
Detector technology | IMAGE PLATE |
Collection date | 1999-07-06 |
Detector | RIGAKU RAXIS IIC |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 24.097, 43.071, 46.260 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 20.000 - 1.600 |
Rwork | 0.165 |
R-free | 0.18850 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 410d |
RMSD bond angle | 0.008 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | AMoRE |
Refinement software | CNS |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 25.000 | 1.660 |
High resolution limit [Å] | 1.600 | 1.600 |
Rmerge | 0.096 | 0.376 |
Number of reflections | 6710 | |
<I/σ(I)> | 12.8 | 2.9 |
Completeness [%] | 99.2 | 95.5 |
Redundancy | 4.2 | 2.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 295 | 10%MPD, 40mM Na-Cacodilate, 12 mM Spermine, 80mM NaCL, 12mM KCL, 20mM MgCL2, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystallization Reagents
ID | crystal ID | solution ID | reagent name | concentration | details |
1 | 1 | 1 | MPD | ||
10 | 1 | 2 | NaCL | ||
11 | 1 | 2 | KCL | ||
12 | 1 | 2 | MgCL2 | ||
2 | 1 | 1 | Na Cacodilate | ||
3 | 1 | 1 | Spermine | ||
4 | 1 | 1 | NaCL | ||
5 | 1 | 1 | KCL | ||
6 | 1 | 1 | MgCL2 | ||
7 | 1 | 1 | H2O | ||
8 | 1 | 2 | MPD | ||
9 | 1 | 2 | Na Cacodilate |