6WRC
Self-assembly of a 3D DNA crystal lattice (4x5 duplex version) containing the J31 immobile Holliday junction
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 |
| Detector technology | PIXEL |
| Collection date | 2018-05-15 |
| Detector | DECTRIS PILATUS3 6M |
| Wavelength(s) | 1 |
| Spacegroup name | P 32 |
| Unit cell lengths | 68.888, 68.888, 58.969 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 34.444 - 3.178 |
| R-factor | 0.249 |
| Rwork | 0.248 |
| R-free | 0.26720 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 5kek |
| RMSD bond length | 0.006 |
| RMSD bond angle | 0.740 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | PHASER |
| Refinement software | PHENIX (1.11.1_2575) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 50.000 | 50.000 | 3.200 |
| High resolution limit [Å] | 3.150 | 8.540 | 3.150 |
| Rmerge | 0.108 | 0.079 | 0.429 |
| Rmeas | 0.115 | 0.085 | 0.463 |
| Rpim | 0.038 | 0.030 | 0.166 |
| Number of reflections | 4650 | 246 | 183 |
| <I/σ(I)> | 6.6 | ||
| Completeness [%] | 88.3 | 92.5 | 62.2 |
| Redundancy | 9 | 9.4 | 5.6 |
| CC(1/2) | 0.981 | 0.995 | 0.947 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 298 | 0.5 mL of 0.05 M Cacodylate pH 6.5 with 36 mM MgCl2, 2.25 mM spermine, and 5% PEG 400 was added to the reservoir with 2 uL added to the drop containing 4 uL of DNA stock |
