1UN6
THE CRYSTAL STRUCTURE OF A ZINC FINGER - RNA COMPLEX REVEALS TWO MODES OF MOLECULAR RECOGNITION
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE BM30A |
Synchrotron site | ESRF |
Beamline | BM30A |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2002-10-15 |
Detector | MARRESEARCH |
Wavelength(s) | 1.28200, 1.28347, 1.0426 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 58.598, 191.593, 79.770 |
Unit cell angles | 90.00, 101.51, 90.00 |
Refinement procedure
Resolution | 35.190 - 3.100 |
R-factor | 0.216 |
Rwork | 0.216 |
R-free | 0.25600 * |
Structure solution method | MAD |
RMSD bond length | 0.007 * |
RMSD bond angle | 1.270 * |
Data scaling software | SCALA |
Phasing software | CCP4 |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 35.200 | 3.270 |
High resolution limit [Å] | 3.100 | 3.100 |
Rmerge | 0.051 | 0.315 |
Number of reflections | 15267 | |
<I/σ(I)> | 7.9 | 2 |
Completeness [%] | 97.9 | 97.5 |
Redundancy | 3.8 | 3.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 5.6 | 4 * | 20% PEG 8000, 200MM KCL, 5MM MGCL2, 50MM MES, PH 5.6, 3MM DTT, 0.3MM ZNSO4 |
1 | Vapor diffusion, hanging drop * | 5.6 | 4 * | 20% PEG 8000, 200MM KCL, 5MM MGCL2, 50MM MES, PH 5.6, 3MM DTT, 0.3MM ZNSO4 |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | reservoir | PEG8000 | 20 (%) | |
2 | 1 | reservoir | 200 (mM) | ||
3 | 1 | reservoir | 5 (mM) | ||
4 | 1 | reservoir | MES | 50 (mM) | pH5.6 |
5 | 1 | reservoir | dithiothreitol | 3 (mM) | |
6 | 1 | reservoir | 0.3 (mM) | ||
7 | 1 | drop | protein | 5 (mg/ml) |