4E32
X-ray Structure of the C-3'-Methyltransferase TcaB9 in Complex with S-Adenosyl-L-Homocysteine and dTDP-Sugar Substrate
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2011-10-18 |
Detector | Bruker Platinum 135 |
Wavelength(s) | 1.54178 |
Spacegroup name | P 21 21 2 |
Unit cell lengths | 100.741, 114.383, 37.725 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 29.000 - 1.500 |
R-factor | 0.18442 |
Rwork | 0.183 |
R-free | 0.21770 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3ndj |
RMSD bond length | 0.010 |
RMSD bond angle | 2.290 |
Data reduction software | SAINT |
Data scaling software | SADABS |
Phasing software | PHASER |
Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 29.000 | 1.600 |
High resolution limit [Å] | 1.500 | 1.500 |
Rmerge | 0.099 | 0.327 |
Number of reflections | 68740 | |
<I/σ(I)> | 7.4 | 2.46 |
Completeness [%] | 96.8 | 92.2 |
Redundancy | 4.4 | 2.22 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 298 | 1.2-1.6 M sodium/potassium phosphate, 10 mM dTMP, 5 mM S-adenosyl-L-homocysteine, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |