3NNT
Crystal Structure of K170M Mutant of Type I 3-Dehydroquinate Dehydratase (aroD) from Salmonella typhimurium LT2 in Non-Covalent Complex with Dehydroquinate.
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 21-ID-G |
| Synchrotron site | APS |
| Beamline | 21-ID-G |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2010-06-18 |
| Detector | MARMOSAIC 300 mm CCD |
| Wavelength(s) | 0.97856 |
| Spacegroup name | P 1 |
| Unit cell lengths | 36.727, 43.548, 79.938 |
| Unit cell angles | 91.18, 101.27, 109.05 |
Refinement procedure
| Resolution | 29.650 - 1.600 |
| R-factor | 0.15942 |
| Rwork | 0.158 |
| R-free | 0.18749 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3lb0 |
| RMSD bond length | 0.011 |
| RMSD bond angle | 1.409 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.5.0102) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 30.000 | 1.630 |
| High resolution limit [Å] | 1.600 | 1.600 |
| Rmerge | 0.030 | 0.357 |
| Number of reflections | 58590 | |
| <I/σ(I)> | 23.2 | 2.25 |
| Completeness [%] | 96.7 | 95 |
| Redundancy | 2 | 2 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 3 | 295 | Protein solution: 7.5 mG/mL, 0.25M Sodium chloride, 0.01M Tris pH 8.3, 2mM 3-Dehydroquinic acid (DHR); Screen solution: Classics F9, 0.05M Potassium phosphate, 20%(w/v) PEG 8000., VAPOR DIFFUSION, SITTING DROP, temperature 295K |
