2P2V
Crystal structure analysis of monofunctional alpha-2,3-sialyltransferase Cst-I from Campylobacter jejuni
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 8.2.1 |
Synchrotron site | ALS |
Beamline | 8.2.1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2004-07-16 |
Detector | ADSC QUANTUM 210 |
Spacegroup name | I 4 |
Unit cell lengths | 112.388, 112.388, 58.757 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 39.750 - 1.850 |
R-factor | 0.204 |
Rwork | 0.202 |
R-free | 0.24200 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | PDB 1RO7 |
RMSD bond length | 0.019 |
RMSD bond angle | 1.994 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 1.760 |
High resolution limit [Å] | 1.700 | 3.660 | 1.700 |
Rmerge | 0.064 | 0.050 | 0.524 |
Number of reflections | 40593 | ||
<I/σ(I)> | 21.4 | 2.6 | |
Completeness [%] | 99.8 | 99.6 | 99 |
Redundancy | 10.59 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 7.5 | 20mM Tris-HCl pH 7.5, and 200mM NaCl |