1TTH
Aspartate Transcarbamoylase Catalytic Chain Mutant Glu50Ala Complexed with N-(Phosphonacetyl-L-Aspartate) (PALA)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200 |
Temperature [K] | 298 |
Detector technology | AREA DETECTOR |
Collection date | 1995-12-31 |
Detector | UCSD MARK III |
Spacegroup name | P 3 2 1 |
Unit cell lengths | 122.240, 122.240, 156.360 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 30.000 - 2.800 |
R-factor | 0.168 |
R-free | 0.26370 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1d09 |
RMSD bond length | 0.004 |
RMSD bond angle | 0.018 |
Data reduction software | SDMS |
Data scaling software | SDMS |
Phasing software | SHELX |
Refinement software | SHELXL-97 |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 2.900 |
High resolution limit [Å] | 2.700 | 2.800 |
Rmerge | 0.070 | 0.336 |
Number of reflections | 32264 | |
<I/σ(I)> | 8.64 | 1.11 |
Completeness [%] | 83.8 | 62.91 |
Redundancy | 3.7 | 1.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 5.9 | 295 | 50 mM maleic-acid-N-ethyl-morpholine buffer (pH 5.84) containing 3 mM sodium azide and 1 mM PALA, pH 5.90, MICRODIALYSIS, temperature 295K |