3FR7
ketol-acid reductoisomerase (KARI) in complex with Mg2+
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 2000-12-01 |
| Detector | RIGAKU RAXIS IV |
| Wavelength(s) | 1.54 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 126.032, 92.901, 91.187 |
| Unit cell angles | 90.00, 100.58, 90.00 |
Refinement procedure
| Resolution | 37.160 - 1.550 |
| R-factor | 0.20307 |
| Rwork | 0.202 |
| R-free | 0.23017 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1yve |
| RMSD bond length | 0.012 |
| RMSD bond angle | 1.282 |
| Data reduction software | CrystalClear |
| Data scaling software | SCALEPACK |
| Phasing software | EPMR |
| Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 40.400 | 1.610 |
| High resolution limit [Å] | 1.550 | 1.550 |
| Rmerge | 0.035 | 0.305 |
| Number of reflections | 143459 | |
| <I/σ(I)> | 2.2 | |
| Completeness [%] | 98.7 | 69 |
| Redundancy | 2.85 | 2 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 291 | 0.2M magnesium chloride hexahydrate, 0.1M Tris-HCl pH 8.5 and 15% (w/v) polyethylene glycol 4000, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
