1WQ3
Escherichia coli tyrosyl-tRNA synthetase mutant complexed with 3-iodo-L-tyrosine
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SPRING-8 BEAMLINE BL41XU |
| Synchrotron site | SPring-8 |
| Beamline | BL41XU |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2003-02-01 |
| Detector | MARRESEARCH |
| Spacegroup name | P 31 2 1 |
| Unit cell lengths | 82.911, 82.911, 93.442 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 41.460 - 2.000 |
| R-factor | 0.168 |
| Rwork | 0.168 |
| R-free | 0.21900 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | MODEL OF WILD-TYPE E. COLI TYRRS |
| RMSD bond length | 0.020 |
| RMSD bond angle | 1.800 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | MOLREP |
| Refinement software | CNS (1.0) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.030 |
| High resolution limit [Å] | 2.000 | 2.000 |
| Rmerge | 0.036 | 0.154 |
| Number of reflections | 25329 | |
| <I/σ(I)> | 34.1 | 5.4 |
| Completeness [%] | 98.4 | 98 |
| Redundancy | 8.2 | 5.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 277 | ammonium sulfate, PEG 400, sodium chloride, pH 7.50, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
