1A3F
PHOSPHOLIPASE A2 (PLA2) FROM NAJA NAJA VENOM
Experimental procedure
Source type | ROTATING ANODE |
Source details | RIGAKU |
Temperature [K] | 287 |
Detector technology | AREA DETECTOR |
Collection date | 1995-06 |
Detector | XUONG-HAMLIN MULTIWIRE |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 67.220, 73.480, 87.520 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 8.000 - 2.650 |
R-factor | 0.21 |
Rwork | 0.210 |
R-free | 0.26000 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1psh |
RMSD bond length | 0.014 |
RMSD bond angle | 24.200 * |
Data reduction software | UCSD (SOFTWARE) |
Data scaling software | UCSD |
Phasing software | X-PLOR (3.0) |
Refinement software | X-PLOR (3.0) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 72.500 | 2.690 |
High resolution limit [Å] | 2.500 | 2.500 |
Rmerge | 0.064 * | |
Total number of observations | 27711 * | |
Number of reflections | 9506 * | |
<I/σ(I)> | 8.7 | 2 |
Completeness [%] | 72.4 * | 73 |
Redundancy | 2.5 | 1.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 22.5 * | UNBUFFERED 32.5% MONOMETHYL PEG 5K AND 0.17M SODIUM CITRATE AT 22.5 DEGREES C., temperature 295.5K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | reservoir | mPEG5000 | 32.5 (%) | |
2 | 1 | reservoir | sodium citrate | 0.17 (M) |