3KEQ
Crystal structure of a Rex-family transcriptional regulatory protein from Streptococcus agalactiae complexed with NAD+
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | MAX II BEAMLINE I911-2 |
| Synchrotron site | MAX II |
| Beamline | I911-2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2009-07-03 |
| Detector | MAR CCD 165 mm |
| Wavelength(s) | 1.0379 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 57.670, 71.470, 113.880 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 28.470 - 2.400 |
| R-factor | 0.22671 |
| Rwork | 0.223 |
| R-free | 0.29176 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3keo |
| RMSD bond length | 0.017 |
| RMSD bond angle | 1.678 |
| Data reduction software | XDS |
| Data scaling software | XSCALE |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.5.0072) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 28.470 | 2.460 |
| High resolution limit [Å] | 2.400 | 2.400 |
| Rmerge | 0.042 | 0.532 |
| Number of reflections | 18880 | |
| <I/σ(I)> | 27.3 | 3.65 |
| Completeness [%] | 99.4 | 100 |
| Redundancy | 6 | 6.1 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 17% PEG 3350, 175 mM sodium fluoride, 100 mM BisTrisPropane, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
