1F1B
CRYSTAL STRUCTURE OF E. COLI ASPARTATE TRANSCARBAMOYLASE P268A MUTANT IN THE R-STATE IN THE PRESENCE OF N-PHOSPHONACETYL-L-ASPARTATE
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200 |
Temperature [K] | 295 |
Detector technology | AREA DETECTOR |
Collection date | 1998-06-09 |
Detector | UCSD MARK III |
Spacegroup name | P 3 2 1 |
Unit cell lengths | 122.150, 122.150, 156.230 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 8.000 - 2.300 |
R-factor | 0.196 * |
Rwork | 0.196 |
R-free | 0.23200 |
RMSD bond length | 0.013 |
RMSD bond angle | 25.300 * |
Data reduction software | SDMS |
Data scaling software | SDMS |
Phasing software | X-PLOR |
Refinement software | X-PLOR (3.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 2.480 |
High resolution limit [Å] | 2.300 | 2.300 |
Rmerge | 0.068 | 0.387 |
Number of reflections | 58790 | |
<I/σ(I)> | 7 | |
Completeness [%] | 97.8 | 94 |
Redundancy | 4.4 | 2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | MICRODIALYSIS | 5.75 | 20 * | ENZYME: 7.5 mg/ml in 50 uL microdialysis button. BUFFER: 20 mm maleic acid, 3 mM sodium azide, 1 mM N-phosphonacetyl-L-aspartate, pH 5.75, MICRODIALYSIS, temperature 293K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | 1 | enzyme | 7.5 (mg/ml) | |
2 | 1 | 2 | PALA | 1 (mM) | |
3 | 1 | 2 | maleic acid | 20 (mM) | |
4 | 1 | 2 | sodium azide | 3 (mM) |