3CK4
A heterospecific leucine zipper tetramer
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X4C |
Synchrotron site | NSLS |
Beamline | X4C |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2006-07-23 |
Detector | MAR scanner 345 mm plate |
Wavelength(s) | 0.9786 |
Spacegroup name | P 1 |
Unit cell lengths | 48.846, 49.107, 51.917 |
Unit cell angles | 115.77, 94.21, 109.62 |
Refinement procedure
Resolution | 45.180 - 1.700 |
R-factor | 0.17305 |
Rwork | 0.171 |
R-free | 0.22062 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2b22 |
RMSD bond length | 0.020 |
RMSD bond angle | 1.537 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHASER |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 45.200 | 1.760 |
High resolution limit [Å] | 1.700 | 1.700 |
Rmerge | 0.042 | 0.413 |
Number of reflections | 41918 | |
<I/σ(I)> | 12.7 | 2.1 |
Completeness [%] | 96.5 | 95.8 |
Redundancy | 2 | 2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 295 | 0.1M Tris-HCl, 0.2M magnesium chloride, 30% PEG 4000, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K |