3RAC
Crystal Structure of Histidine--tRNA ligase subunit from Alicyclobacillus acidocaldarius subsp. acidocaldarius DSM 446.
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 19-ID |
| Synchrotron site | APS |
| Beamline | 19-ID |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2010-10-11 |
| Detector | SBC-3 |
| Wavelength(s) | 0.97920 |
| Spacegroup name | P 41 21 2 |
| Unit cell lengths | 69.276, 69.276, 177.643 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 37.744 - 2.301 |
| R-factor | 0.1917 |
| Rwork | 0.189 |
| R-free | 0.23890 |
| Structure solution method | SAD |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.094 |
| Data reduction software | HKL-3000 |
| Data scaling software | HKL-3000 |
| Phasing software | MLPHARE |
| Refinement software | PHENIX ((phenix.refine: 1.6.4_486)) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.340 |
| High resolution limit [Å] | 2.300 | 2.300 |
| Number of reflections | 33816 | |
| <I/σ(I)> | 24.7 | 2.2 |
| Completeness [%] | 99.2 | 99.1 |
| Redundancy | 7.8 | 7.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7 | 298 | 0.045M DL-Malic acid, 0.075M sodium formate 0.1M Na-Hepes 7.0, 10% PEG3350, VAPOR DIFFUSION, SITTING DROP, temperature 298K |
