1JRK
Crystal Structure of a Nudix Protein from Pyrobaculum aerophilum Reveals a Dimer with Intertwined Beta Sheets
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU FR-D |
| Temperature [K] | 110 |
| Detector technology | IMAGE PLATE |
| Collection date | 2001-02-21 |
| Detector | RIGAKU RAXIS IV++ |
| Wavelength(s) | 1.5418 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 52.469, 81.464, 73.888 |
| Unit cell angles | 90.00, 99.96, 90.00 |
Refinement procedure
| Resolution | 20.000 - 2.400 |
| R-factor | 0.19 * |
| Rwork | 0.190 |
| R-free | 0.27400 * |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | P. aerophilum mutT dimer solved in another space group (P21) by Wang et al. |
| RMSD bond length | 0.013 |
| RMSD bond angle | 1.800 * |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | EPMR |
| Refinement software | CNS (1.0) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 90.000 | 2.490 |
| High resolution limit [Å] | 2.400 | 2.400 |
| Rmerge | 0.093 | 0.465 |
| Total number of observations | 84048 * | |
| Number of reflections | 23707 | |
| <I/σ(I)> | 14.1 | 3 |
| Completeness [%] | 98.2 | 97 |
| Redundancy | 3.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8 * | 293 | Tris, MPD, MES buffer, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | Tris | 10 (mM) | |
| 2 | 1 | drop | EDTA | 5 (mM) | pH8.0 |
| 3 | 1 | drop | protein | 10.0 (mg/ml) | |
| 4 | 1 | reservoir | MES | 100 (mM) | pH6.2 |
| 5 | 1 | reservoir | MPD | 15 (%) |
