1EVL
CRYSTAL STRUCTURE OF A TRUNCATED FORM OF THREONYL-TRNA SYNTHETASE WITH A THREONYL ADENYLATE ANALOG
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | EMBL/DESY, HAMBURG BEAMLINE BW7B |
Synchrotron site | EMBL/DESY, HAMBURG |
Beamline | BW7B |
Temperature [K] | 120 |
Detector technology | IMAGE PLATE |
Collection date | 1999-06-18 |
Detector | MARRESEARCH |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 86.700, 111.100, 135.200 |
Unit cell angles | 90.00, 93.50, 90.00 |
Refinement procedure
Resolution | 30.000 - 1.550 |
R-factor | 0.2159 |
Rwork | 0.215 |
R-free | 0.22600 |
RMSD bond length | 0.008 |
RMSD bond angle | 23.100 * |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | AMoRE |
Refinement software | CNS (0.4) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 1.590 |
High resolution limit [Å] | 1.550 | 1.550 |
Rmerge | 0.040 | 0.218 |
Total number of observations | 1246068 * | |
Number of reflections | 366098 | |
<I/σ(I)> | 24.4 | |
Completeness [%] | 99.0 | 89.1 |
Redundancy | 3.31 | 2.04 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 277 | PEG 4000, Ammonium acetate, magnesium chloride , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | ThrRS | ||
2 | 1 | drop | tRNAThr | ||
3 | 1 | drop | ammonium acetate | ||
4 | 1 | drop | ATP | ||
5 | 1 | reservoir | PEG4000 | precipitant |