2INR
Crystal structure of a 59 kDa fragment of topoisomerase IV subunit A (GrlA) from Staphylococcus aureus
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID23-2 |
| Synchrotron site | ESRF |
| Beamline | ID23-2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2006-06-11 |
| Detector | MARMOSAIC 225 mm CCD |
| Wavelength(s) | 0.873 |
| Spacegroup name | P 21 21 2 |
| Unit cell lengths | 41.458, 171.885, 87.892 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 19.640 - 2.800 |
| R-factor | 0.23661 |
| Rwork | 0.234 |
| R-free | 0.28342 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1ab4 |
| RMSD bond length | 0.011 |
| RMSD bond angle | 1.215 |
| Data reduction software | MOSFLM |
| Data scaling software | SCALA |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 88.000 | 2.950 |
| High resolution limit [Å] | 2.800 | 2.800 |
| Rmerge | 0.084 | 0.425 |
| Number of reflections | 16113 | |
| <I/σ(I)> | 13.5 | 3.1 |
| Completeness [%] | 99.3 | 98.6 |
| Redundancy | 3.6 | 3.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 291 | 50 mM tris.HCl, pH 8.5, 200 mM NaCl, 12-16% PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
