1Q6R
Structure of 3-keto-L-gulonate 6-phosphate decarboxylase with bound L-xylulose 5-phosphate
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 19-BM |
| Synchrotron site | APS |
| Beamline | 19-BM |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2002-12-05 |
| Detector | CUSTOM-MADE |
| Wavelength(s) | 0.9870 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 123.912, 41.580, 91.627 |
| Unit cell angles | 90.00, 96.41, 90.00 |
Refinement procedure
| Resolution | 30.000 * - 1.760 |
| R-factor | 0.1915 |
| Rwork | 0.190 |
| R-free | 0.22900 * |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.018 |
| RMSD bond angle | 1.720 * |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | REFMAC (5.1.24) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 100.000 | 1.820 |
| High resolution limit [Å] | 1.760 | 1.760 |
| Rmerge | 0.058 * | 0.482 * |
| Total number of observations | 653244 * | |
| Number of reflections | 46548 * | |
| <I/σ(I)> | 18.1 | 2.62 |
| Completeness [%] | 98.2 | 98.1 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Batch method * | 7 | 298 | 16% MePEG 2000, 50 mM BTP pH 7.0, 5 mM MgCl2, microbatch, temperature 298K |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | 1 | HEPES | 50 (mM) | pH7.5 |
| 2 | 1 | 1 | 5 (mM) | ||
| 3 | 1 | 1 | 100 (mM) | ||
| 4 | 1 | 1 | protein | 15 (mg/ml) | |
| 5 | 1 | 1 | BTP | 100 (mM) | pH7.0 |
| 6 | 1 | 1 | 5 (mM) | ||
| 7 | 1 | 1 | PEG5000 ME | 16 (%) |
