2DZV
Structure of mutant tryptophan synthase alpha-subunit (D146A) from a hyperthermophile, Pyrococcus furiosus
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SPRING-8 BEAMLINE BL44XU |
Synchrotron site | SPring-8 |
Beamline | BL44XU |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2001-11-16 |
Detector | OXFORD PX210 |
Wavelength(s) | 0.9 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 73.378, 76.500, 166.900 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 19.990 - 2.400 |
R-factor | 0.214 |
Rwork | 0.214 |
R-free | 0.29000 |
Structure solution method | FOURIER SYNTHESIS |
Starting model (for MR) | 1geq |
RMSD bond length | 0.006 |
RMSD bond angle | 1.300 |
Data reduction software | d*TREK |
Data scaling software | d*TREK |
Phasing software | CNS |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 44.710 | 2.380 |
High resolution limit [Å] | 2.300 | 2.300 |
Rmerge | 0.088 | 0.251 |
Number of reflections | 21211 | |
<I/σ(I)> | 11.5 | 3.4 |
Completeness [%] | 99.6 | 100 |
Redundancy | 5.14 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 283 | 0.1M MES-NAOH, 10-15% PEG 20000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 283K |