1FQL
X-RAY CRYSTAL STRUCTURE OF ZINC-BOUND F95M/W97V CARBONIC ANHYDRASE (CAII) VARIANT
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU |
Temperature [K] | 298 |
Detector technology | IMAGE PLATE |
Collection date | 1997-10-06 |
Detector | RIGAKU RAXIS IIC |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 42.600, 41.900, 72.700 |
Unit cell angles | 90.00, 104.00, 90.00 |
Refinement procedure
Resolution | 20.000 - 2.000 |
R-factor | 0.179 * |
Rwork | 0.179 |
R-free | 0.25500 |
RMSD bond length | 0.013 |
RMSD bond angle | 1.800 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | X-PLOR |
Refinement software | X-PLOR (3.851) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 20.000 | 2.070 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.079 | 0.149 |
Total number of observations | 47685 * | |
Number of reflections | 15913 | |
<I/σ(I)> | 12.6 | |
Completeness [%] | 94.9 | 88.3 |
Redundancy | 3 | 2.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 25 * | ammonium sulfate, tris, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | reservoir | Tris-SO4 | 50 (mM) | |
2 | 1 | reservoir | ammonium sulfate | 2.75-2.85 (M) | |
3 | 1 | drop | protein | 10 (mg/ml) |