2A57
Structure of 6,7-Dimthyl-8-ribityllumazine synthase from Schizosaccharomyces pombe mutant W27Y with bound ligand 6-carboxyethyl-7-oxo-8-ribityllumazine
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU RU200 |
| Temperature [K] | 298 |
| Detector technology | IMAGE PLATE |
| Collection date | 2002-07-17 |
| Detector | MAR scanner 345 mm plate |
| Wavelength(s) | 1.5418 |
| Spacegroup name | C 2 2 21 |
| Unit cell lengths | 111.130, 144.890, 128.310 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 25.000 - 2.750 |
| R-factor | 0.206 |
| Rwork | 0.206 |
| R-free | 0.23000 |
| Structure solution method | FOURIER SYNTHESIS |
| Starting model (for MR) | 1kyv |
| RMSD bond length | 0.009 |
| RMSD bond angle | 1.400 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS (1.1) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 2.830 |
| High resolution limit [Å] | 2.750 | 2.750 |
| Rmerge | 0.080 | 0.517 |
| Number of reflections | 26937 | |
| <I/σ(I)> | 15.5 | 2.6 |
| Completeness [%] | 99.4 | 99.5 |
| Redundancy | 3.9 | 3.8 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 5 | 291 | sodium citrate, ammonium dihydrogen phosphate, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
