2HMF
Structure of a Threonine Sensitive Aspartokinase from Methanococcus jannaschii Complexed with Mg-ADP and Aspartate
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 14-ID-B |
Synchrotron site | APS |
Beamline | 14-ID-B |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2003-12-16 |
Detector | MAR CCD 165 mm |
Wavelength(s) | 1 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 101.741, 104.508, 192.920 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 50.000 - 2.700 |
R-factor | 0.243 |
Rwork | 0.241 |
R-free | 0.27600 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2cdq |
RMSD bond length | 0.009 |
RMSD bond angle | 1.222 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHASER |
Refinement software | REFMAC |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.590 |
High resolution limit [Å] | 2.500 | 2.500 |
Rmerge | 0.046 | 0.277 |
Number of reflections | 60800 | |
<I/σ(I)> | 18.4 | |
Completeness [%] | 84.6 | 37 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 293 | 100 mM Tris pH 8.5 800 mM ammonium formate 13% PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K |