3FOF
Structural insight into the quinolone-DNA cleavage complex of type IIA topoisomerases
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | DIAMOND BEAMLINE I03 |
Synchrotron site | Diamond |
Beamline | I03 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2008-06-27 |
Detector | ADSC QUANTUM 315 |
Wavelength(s) | 0.97 |
Spacegroup name | P 32 |
Unit cell lengths | 121.601, 121.601, 178.699 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 34.066 - 4.000 |
R-factor | 0.2441 |
Rwork | 0.239 |
R-free | 0.28920 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | PDB ENTRIES 2NOV and 2RGR |
RMSD bond length | 0.008 |
RMSD bond angle | 1.208 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX ((phenix.refine)) |
Data quality characteristics
Overall | |
Low resolution limit [Å] | 34.067 |
High resolution limit [Å] | 3.200 |
Number of reflections | 44580 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 295 | 50mM Na cacodylate, 100mM Ammonium acetate, 15mM Magnesium acetate, 7.5% isopropanol, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
Crystallization Reagents
ID | crystal ID | solution ID | reagent name | concentration | details |
1 | 1 | 1 | Na cacodylate | ||
2 | 1 | 1 | Ammonium acetate | ||
3 | 1 | 1 | Magnesium acetate | ||
4 | 1 | 1 | isopropanol | ||
5 | 1 | 2 | Na cacodylate | ||
6 | 1 | 2 | Ammonium acetate | ||
7 | 1 | 2 | Magnesium acetate |