4QR9
Crystal structure of two HMGB1 Box A domains cooperating to underwind and kink a DNA
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ALBA BEAMLINE XALOC |
| Synchrotron site | ALBA |
| Beamline | XALOC |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2013-07-19 |
| Detector | PSI PILATUS 6M |
| Wavelength(s) | 0.97949 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 42.751, 84.170, 94.227 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 42.120 - 2.000 |
| R-factor | 0.19868 |
| Rwork | 0.197 |
| R-free | 0.23387 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1ckt |
| RMSD bond length | 0.016 |
| RMSD bond angle | 1.622 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.7.0029) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 42.120 | 2.070 |
| High resolution limit [Å] | 2.000 | 2.000 |
| Rmerge | 0.113 | 0.658 |
| Number of reflections | 23441 | |
| <I/σ(I)> | 16.025 | 1.9 |
| Completeness [%] | 98.9 | 93.5 |
| Redundancy | 7.1 | 5.1 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6 | 277 | 0.025M Sodium Cacodylate 0.020M Magnesium Chloride 2.5% MPD (equilibrated against 40% MPD), pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
