2IT0
Crystal structure of a two-domain IdeR-DNA complex crystal form II
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ALS BEAMLINE 8.2.2 |
| Synchrotron site | ALS |
| Beamline | 8.2.2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Detector | ADSC QUANTUM 315 |
| Wavelength(s) | 1.1217 |
| Spacegroup name | P 1 |
| Unit cell lengths | 54.009, 70.363, 79.569 |
| Unit cell angles | 108.95, 103.08, 94.84 |
Refinement procedure
| Resolution | 50.000 - 2.600 |
| R-factor | 0.229 |
| Rwork | 0.226 |
| R-free | 0.27300 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 2isz |
| RMSD bond length | 0.007 |
| RMSD bond angle | 1.190 |
| Data reduction software | MOSFLM |
| Data scaling software | SCALA |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 72.481 | 37.910 | 2.740 |
| High resolution limit [Å] | 2.600 | 8.220 | 2.600 |
| Rmerge | 0.126 | 0.053 | 0.348 |
| Total number of observations | 1960 | 8746 | |
| Number of reflections | 31514 | ||
| <I/σ(I)> | 3.8 | 10.3 | 2 |
| Completeness [%] | 96.3 | 97.2 | 95.9 |
| Redundancy | 1.9 | 1.9 | 1.9 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 298 | 26% PEG 4000, 0.2 M sodium acetate, 0.1 M Tris HCl pH 8.5, 5% glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 298K |
Crystallization Reagents
| ID | crystal ID | solution ID | reagent name | concentration | details |
| 1 | 1 | 1 | PEG 4000 | ||
| 2 | 1 | 1 | Na acetate | ||
| 3 | 1 | 1 | Tris HCl | ||
| 4 | 1 | 2 | PEG 4000 | ||
| 5 | 1 | 2 | Na acetate | ||
| 6 | 1 | 2 | Tris HCl |
