7KPC
Dihydrodipicolinate synthase (DHDPS) from C.jejuni, E88Q mutant with pyruvate bound in the active site and L-lysine bound at the allosteric site
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | CLSI BEAMLINE 08ID-1 |
| Synchrotron site | CLSI |
| Beamline | 08ID-1 |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2019-07-25 |
| Detector | DECTRIS PILATUS3 S 6M |
| Wavelength(s) | 0.9795 |
| Spacegroup name | C 2 2 21 |
| Unit cell lengths | 85.350, 231.610, 199.850 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 43.700 - 1.760 |
| R-factor | 0.1431 |
| Rwork | 0.142 |
| R-free | 0.16860 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 4ly8 |
| Data reduction software | HKL-3000 |
| Data scaling software | XSCALE |
| Phasing software | MOLREP |
| Refinement software | PHENIX (1.17.1_3660) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 43.700 | 1.820 |
| High resolution limit [Å] | 1.760 | 1.760 |
| Rmerge | 0.419 | |
| Number of reflections | 194466 | 32180 |
| <I/σ(I)> | 21.73 | |
| Completeness [%] | 99.7 | 97.6 |
| Redundancy | 15 | |
| CC(1/2) | 0.999 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | MICROBATCH | 7.4 | 288.15 | 0.7 M Magnesium acetate, 10 % PEG 8000, 0.1 M Sodium acetate (pH 7.4), 60 mM L-lysine |
