7N79
O2-, PLP-dependent desaturase Plu4 holo-enzyme
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRL BEAMLINE BL9-2 |
Synchrotron site | SSRL |
Beamline | BL9-2 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2018-05-27 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 0.97946 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 75.022, 72.195, 76.271 |
Unit cell angles | 90.00, 112.09, 90.00 |
Refinement procedure
Resolution | 37.750 - 1.980 |
R-factor | 0.1684 |
Rwork | 0.166 |
R-free | 0.21520 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 6c3d |
Data reduction software | XDS |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | PHENIX (1.14_3260) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 37.750 | 37.750 | 2.030 |
High resolution limit [Å] | 1.980 | 9.060 | 1.980 |
Rmerge | 0.070 | 0.051 | 2.012 |
Rmeas | 0.076 | 0.055 | 2.185 |
Rpim | 0.029 | 0.020 | 0.838 |
Total number of observations | 4209 | 23147 | |
Number of reflections | 52155 | 588 | 3510 |
<I/σ(I)> | 15.2 | 48 | 1.4 |
Completeness [%] | 98.6 | 99 | 94.2 |
Redundancy | 6.9 | 7.2 | 6.6 |
CC(1/2) | 0.997 | 0.998 | 0.514 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 0.1 M Bis-Tris:HCl; 27% PEG 3350; 0.2 M ammonium acetate; microseeded from crystals grown at pH 6.0; soaked with 2 mM PLP for 2 h |