5B87
Crystal structure of a Cysteine Desulfurase from Thermococcus onnurineus NA1 in complex with alanine at 2.3 Angstrom resolution
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | PAL/PLS BEAMLINE 5C (4A) |
Synchrotron site | PAL/PLS |
Beamline | 5C (4A) |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2014-07-11 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 0.97 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 67.282, 93.809, 145.534 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 49.400 - 2.280 |
R-factor | 0.185 |
Rwork | 0.183 |
R-free | 0.23200 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 5b7s |
RMSD bond length | 0.017 |
RMSD bond angle | 2.030 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0135) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.320 |
High resolution limit [Å] | 2.280 | 2.280 |
Rmerge | 0.095 | 0.380 |
Number of reflections | 40955 | |
<I/σ(I)> | 34.6 | 5.3 |
Completeness [%] | 95.5 | 100 |
Redundancy | 6.4 | 6.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 289 | 0.03 M MgCl2, 0.03 M CaCl2, 15% (v/v) glycerol, 15% (w/v) PEG 4000, 5mM L-alanine, 1mM PLP and 0.1 M Tris (base)/ Bicine pH 8.5 |