1JQN
Crystal structure of E.coli phosphoenolpyruvate carboxylase in complex with Mn2+ and DCDP
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PHOTON FACTORY BEAMLINE BL-18B |
Synchrotron site | Photon Factory |
Beamline | BL-18B |
Temperature [K] | 293 |
Detector technology | DIFFRACTOMETER |
Collection date | 1999-11-24 |
Detector | WEISSENBERG |
Wavelength(s) | 1.0 |
Spacegroup name | I 2 2 2 |
Unit cell lengths | 117.950, 249.060, 83.120 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 39.500 - 2.350 |
Rwork | 0.195 |
R-free | 0.23100 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.007 |
RMSD bond angle | 20.100 * |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | CNS |
Refinement software | CNS |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 39.500 | 2.430 |
High resolution limit [Å] | 2.350 | 2.350 |
Rmerge | 0.058 | 0.302 |
Total number of observations | 233027 * | |
Number of reflections | 45789 | |
Completeness [%] | 89.2 | 61.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.4 * | 293 | PEG300, Tris-HCl, MnCl2, DCDP, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 9 (mg/ml) | |
10 | 1 | reservoir | DCDP | 10 (mM) | |
11 | 1 | reservoir | PEG300 | 15 (%(w/v)) | |
2 | 1 | drop | Tris-HCl | 50 (mM) | pH7.4 |
3 | 1 | drop | dithiothreitol | 1 (mM) | |
4 | 1 | drop | aspartate | 10 (mM) | |
5 | 1 | reservoir | Tris-HCl | 50 (mM) | pH7.4 |
6 | 1 | reservoir | dithiothreitol | 0.6 (mM) | |
7 | 1 | reservoir | aspartate | 10 (mM) | |
8 | 1 | reservoir | sucrose | 0.6 (M) | |
9 | 1 | reservoir | 45 (mM) |