2E2J
RNA polymerase II elongation complex in 5 mM Mg+2 with GMPCPP
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 5.0.2 |
Synchrotron site | ALS |
Beamline | 5.0.2 |
Temperature [K] | 100 |
Collection date | 2005-11-01 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 170.142, 222.017, 194.652 |
Unit cell angles | 90.00, 101.36, 90.00 |
Refinement procedure
Resolution | 50.000 - 3.500 |
R-factor | 0.24401 |
Rwork | 0.242 |
R-free | 0.30602 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1sfo |
RMSD bond length | 0.013 |
RMSD bond angle | 1.492 |
Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 3.630 |
High resolution limit [Å] | 3.500 | 3.500 |
Number of reflections | 84357 | |
<I/σ(I)> | 10.2 | 1.3 |
Completeness [%] | 95.4 | 81.3 |
Redundancy | 8.2 | 3.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | 390mM (NH4)2HPO4/NaH2PO4, pH 6.5, 50mM dioxane, 10mM DTT, 9-11% PEG6000, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystallization Reagents
ID | crystal ID | solution ID | reagent name | concentration | details |
1 | 1 | 1 | (NH4)2HPO4 | ||
2 | 1 | 1 | NaH2PO4 | ||
3 | 1 | 1 | dioxane | ||
4 | 1 | 1 | DTT | ||
5 | 1 | 1 | PEG6000 | ||
6 | 1 | 2 | (NH4)2HPO4 | ||
7 | 1 | 2 | NaH2PO4 | ||
8 | 1 | 2 | PEG6000 |