2PBZ
Crystal structure of an IMP biosynthesis protein PurP from Thermococcus kodakaraensis
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X29A |
Synchrotron site | NSLS |
Beamline | X29A |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2007-02-16 |
Detector | ADSC QUANTUM 315 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 63.342, 87.400, 175.907 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 31.000 - 2.500 |
R-factor | 0.276 |
Rwork | 0.276 |
R-free | 0.30000 |
Structure solution method | SAD |
RMSD bond length | 0.010 |
RMSD bond angle | 1.700 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | SHARP |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.590 |
High resolution limit [Å] | 2.500 | 2.500 |
Rmerge | 0.050 | 0.300 |
Number of reflections | 33174 | |
<I/σ(I)> | 12.5 | 1 |
Completeness [%] | 94.7 | 68.1 |
Redundancy | 12 | 5.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 4.6 | 298 | 0.2M NaCl, 0.1M Na-acetate, 30% MPD, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 298K, pH 4.60 | |
1 | 4.6 | 298 | 0.2M NaCl, 0.1M Na-acetate, 30% MPD, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 298K, pH 4.60 |