2CNU
Atomic resolution structure of SAICAR-synthase from Saccharomyces cerevisiae complexed with aspartic acid
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | EMBL/DESY, HAMBURG BEAMLINE X11 |
Synchrotron site | EMBL/DESY, HAMBURG |
Beamline | X11 |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 1997-02-20 |
Detector | MARRESEARCH |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 61.023, 62.497, 78.273 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 23.970 - 1.050 |
R-factor | 0.134 |
Rwork | 0.132 |
R-free | 0.15900 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1a48 |
RMSD bond length | 0.023 |
RMSD bond angle | 2.242 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | MOLREP |
Refinement software | REFMAC (5.1.999) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 24.000 | 1.080 |
High resolution limit [Å] | 1.050 | 1.050 |
Rmerge | 0.050 | 0.330 |
Number of reflections | 131992 | |
<I/σ(I)> | 24 | 3 |
Completeness [%] | 94.4 | 94.4 |
Redundancy | 4 | 4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 7.5 | TRIS-HCL BUFFER, PH 7.5, ASPARTIC ACID, AMMONIUM SULPHATE |