3CNB
Crystal structure of signal receiver domain of DNA binding response regulator protein (merR) from Colwellia psychrerythraea 34H
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 31-ID |
| Synchrotron site | APS |
| Beamline | 31-ID |
| Temperature [K] | 77 |
| Detector technology | CCD |
| Collection date | 2008-03-07 |
| Detector | MAR CCD 165 mm |
| Wavelength(s) | 0.9793 |
| Spacegroup name | C 2 2 21 |
| Unit cell lengths | 55.277, 96.446, 178.276 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 20.000 - 2.000 |
| R-factor | 0.20803 |
| Rwork | 0.206 |
| R-free | 0.25605 |
| Structure solution method | SAD |
| RMSD bond length | 0.011 |
| RMSD bond angle | 1.409 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | SHELXD |
| Refinement software | REFMAC (5.3.0034) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.070 |
| High resolution limit [Å] | 2.000 | 2.000 |
| Rmerge | 0.118 | 0.910 |
| Number of reflections | 32780 | |
| <I/σ(I)> | 3.5 | 0.9 |
| Completeness [%] | 99.8 | 99.5 |
| Redundancy | 5.9 | 4.9 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 294 | 100mM HEPES pH 7.5, 25% PEG 6000, VAPOR DIFFUSION, SITTING DROP, temperature 294K |
