1E1O
lysyl-tRNA Synthetase (LYSU) hexagonal form, complexed with lysine
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] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 1995-06-15 |
Detector | MARRESEARCH |
Spacegroup name | P 61 2 2 |
Unit cell lengths | 143.100, 143.100, 176.100 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 20.000 - 2.120 |
R-factor | 0.195 |
Rwork | 0.195 |
R-free | 0.23300 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1lyl |
RMSD bond length | 0.007 |
RMSD bond angle | 23.700 * |
Data reduction software | MOSFLM |
Data scaling software | CCP4 |
Phasing software | X-PLOR (3.1) |
Refinement software | X-PLOR (3.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 25.000 | 2.160 |
High resolution limit [Å] | 2.120 | 2.120 |
Rmerge | 0.085 | 0.260 |
Total number of observations | 977338 * | |
Number of reflections | 60434 | |
<I/σ(I)> | 8.8 | 3.7 |
Completeness [%] | 99.6 | 99.6 |
Redundancy | 16.2 | 15.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 7.5 * | PROTEIN WAS CRYSTALLISED FROM 0.1M PIPES PH 6.8, 0.5 M LICL; 20% PEG 4K, 17% GLYCEROL |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 12 (mg/ml) | |
2 | 1 | drop | HEPES | 20 (mM) | |
3 | 1 | drop | lysine | 5 (mM) | |
4 | 1 | drop | beta-mercaptoethanol | 2 (mM) | |
5 | 1 | reservoir | PEG2000 | 20 (%) | |
6 | 1 | reservoir | 0.5 (M) | ||
7 | 1 | reservoir | PIPES | 0.1 (M) |