4Q1U
Serum paraoxonase-1 by directed evolution with the K192Q mutation
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE ID14-4 |
Synchrotron site | ESRF |
Beamline | ID14-4 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2013-02-27 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 0.979 |
Spacegroup name | P 43 21 2 |
Unit cell lengths | 93.514, 93.514, 144.007 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 44.470 - 2.302 |
R-factor | 0.17773 |
Rwork | 0.176 |
R-free | 0.21191 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3sre |
RMSD bond length | 0.028 |
RMSD bond angle | 2.175 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | REFMAC (5.6.0111) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 44.472 | 2.340 |
High resolution limit [Å] | 2.302 | 2.302 |
Rmerge | 0.110 | 0.706 |
Number of reflections | 29105 | |
<I/σ(I)> | 27.7 | 4.3 |
Completeness [%] | 100.0 | 100 |
Redundancy | 14.1 | 13.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 292 | 20% PEG3350, 0.2 M sodium bromide, 0.1 M Bis-tris propane, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K |