1OXR
Aspirin induces its Anti-inflammatory effects through its specific binding to Phospholipase A2: Crystal structure of the complex formed between Phospholipase A2 and Aspirin at 1.9A resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU300 |
Temperature [K] | 290 |
Detector technology | IMAGE PLATE |
Collection date | 2003-02-19 |
Detector | MARRESEARCH |
Wavelength(s) | 1.5418 |
Spacegroup name | P 41 |
Unit cell lengths | 42.627, 42.627, 65.137 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 19.350 - 1.930 |
R-factor | 0.17748 |
Rwork | 0.175 |
R-free | 0.20400 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1LFF |
RMSD bond length | 0.011 |
RMSD bond angle | 1.543 |
Data scaling software | SCALEPACK |
Phasing software | AMoRE |
Refinement software | REFMAC (5.0) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 20.000 | 1.950 |
High resolution limit [Å] | 1.900 | 1.900 |
Number of reflections | 8708 | |
<I/σ(I)> | 16.7 | 2.1 |
Completeness [%] | 97.1 | 75.6 |
Redundancy | 7.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 293 | 10mm Sodium Phosphate buffer, 2mm Calciun chloride, 35% ethanol, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |