4ZKK
The novel double-fold structure of d(GCATGCATGC)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE BM14 |
Synchrotron site | ESRF |
Beamline | BM14 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2012-07-19 |
Detector | MARMOSAIC 225 mm CCD |
Wavelength(s) | 1.604 |
Spacegroup name | P 62 2 2 |
Unit cell lengths | 34.640, 34.640, 89.601 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 24.927 - 1.801 |
R-factor | 0.2309 |
Rwork | 0.229 |
R-free | 0.24630 |
Structure solution method | SAD |
RMSD bond length | 0.004 |
RMSD bond angle | 0.557 |
Data reduction software | MOSFLM (7.0.9) |
Data scaling software | Aimless (0.2.14) |
Phasing software | PHENIX (1.9_1692) |
Refinement software | PHENIX (1.9_1692) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 1.860 |
High resolution limit [Å] | 1.800 | 1.800 |
Rmerge | 0.090 | 0.660 |
Number of reflections | 5358 | |
<I/σ(I)> | 36.6 | 3.8 |
Completeness [%] | 98.0 | 83.7 |
Redundancy | 32 | 14.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 1 mM DNA, 50 mM sodium cacodylate buffer, 10 mM cobalt chloride and equilibrated against 40% MPD |