7KK1
Dihydrodipicolinate synthase (DHDPS) from C.jejuni, N84A 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 | CCD |
Collection date | 2019-02-09 |
Detector | RAYONIX MX300-HS |
Wavelength(s) | 0.9795 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 85.690, 231.980, 200.450 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 49.810 - 1.770 |
R-factor | 0.1697 |
Rwork | 0.168 |
R-free | 0.19860 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4ly8 |
Data reduction software | HKL-3000 |
Data scaling software | XSCALE |
Phasing software | AMPLE |
Refinement software | PHENIX (1.17.1_3660) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 49.810 | 1.761 |
High resolution limit [Å] | 1.650 | 1.650 |
Rmerge | 0.752 | |
Number of reflections | 238163 | 20845 |
<I/σ(I)> | 9.56 | |
Completeness [%] | 100.0 | 99.7 |
Redundancy | 15 | |
CC(1/2) | 0.990 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | MICROBATCH | 7.4 | 288.15 | 0.1 M Magnesium acetate, 12 % PEG 8000, 0.1 M Sodium acetate (pH 7.4), 60 mM L-lysine |