3KAL
Structure of homoglutathione synthetase from Glycine max in closed conformation with homoglutathione, ADP, a sulfate ion, and three magnesium ions bound
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRL BEAMLINE BL9-1 |
Synchrotron site | SSRL |
Beamline | BL9-1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2007-06-18 |
Detector | ADSC QUANTUM 315r |
Spacegroup name | P 32 |
Unit cell lengths | 115.700, 115.700, 101.760 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 29.260 - 1.900 |
R-factor | 0.2 |
Rwork | 0.197 |
R-free | 0.25000 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | HOMOGLUTATHIONE SYNTHETASE WITH GAMMA- GLUTAMYLCYSTEINE BOUND |
RMSD bond length | 0.047 |
RMSD bond angle | 3.459 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | PHASER |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 29.300 | 1.950 |
High resolution limit [Å] | 1.900 | 1.900 |
Number of reflections | 116705 | |
<I/σ(I)> | 17.4 | 2.9 |
Completeness [%] | 97.2 | 93.1 |
Redundancy | 3.8 | 3.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 7 | 277 | 20% PEG3000, 0.1 M 3-(N-morpholino)-2-hydroxypropanesulfonic acid (MOPSO), pH 7, 0.2 M MgSO4, VAPOR DIFFUSION, HANGING DROP, temperature 277K |