7XDH
Crystal structure of a dimeric interlocked parallel G-quadruplex
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | AUSTRALIAN SYNCHROTRON BEAMLINE MX2 |
Synchrotron site | Australian Synchrotron |
Beamline | MX2 |
Temperature [K] | 90 |
Detector technology | PIXEL |
Collection date | 2022-03-19 |
Detector | DECTRIS EIGER X 9M |
Wavelength(s) | 0.953659 |
Spacegroup name | P 1 |
Unit cell lengths | 25.685, 30.340, 56.493 |
Unit cell angles | 79.02, 83.36, 78.20 |
Refinement procedure
Resolution | 29.260 - 1.830 |
R-factor | 0.2297 |
Rwork | 0.227 |
R-free | 0.25320 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1y8d |
RMSD bond length | 0.008 |
RMSD bond angle | 0.940 |
Data scaling software | XDS |
Phasing software | PHENIX (1.19.2-4158-000) |
Refinement software | PHENIX (1.19.2_4158) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 29.260 | 1.857 |
High resolution limit [Å] | 1.826 | 1.826 |
Number of reflections | 13916 | 1413 |
<I/σ(I)> | 11.98 | |
Completeness [%] | 95.0 | |
Redundancy | 4.2 | |
CC(1/2) | 0.999 | 0.962 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | 0.08 M Sodium chloride, 0.02 M Magnesium chloride hexahydrate, 0.04 M Sodium cacodylate trihydrate pH 7.0, 40% v/v (+/-)-2-Methyl-2,4-pentanediol, 0.012 M Spermine tetrahydrochloride |