1NR5
Crystal structure of 3-dehydroquinate synthase (DHQS) in complex with ZN2+, NAD and carbaphosphonate
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU |
| Temperature [K] | 293 |
| Detector technology | IMAGE PLATE |
| Collection date | 1999-10-01 |
| Detector | MAR scanner 345 mm plate |
| Wavelength(s) | 1.5418 |
| Spacegroup name | P 21 21 2 |
| Unit cell lengths | 133.990, 86.560, 74.820 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 30.000 * - 2.100 |
| R-factor | 0.185 |
| Rwork | 0.185 |
| R-free | 0.23000 * |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1dqs |
| RMSD bond length | 0.009 |
| RMSD bond angle | 1.380 * |
| 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] | 30.000 | 2.230 |
| High resolution limit [Å] | 2.100 | 2.100 |
| Rmerge | 0.101 | 0.412 |
| Number of reflections | 48900 | |
| <I/σ(I)> | 12.96 | 2.1 |
| Completeness [%] | 96.9 * | 96.2 * |
| Redundancy | 2.91 | 2.61 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8 | 277 | Nichols, C.E., (2001) Acta Crystallogr., Sect.D, 57, 306. * |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 15-25 (mg/ml) | |
| 2 | 1 | reservoir | ammonium sulfate | 50 (%) | |
| 3 | 1 | reservoir | HEPES | pH8.0 | |
| 4 | 1 | reservoir | 1 (mM) |
