4QK7
Influenza A M2 wild type TM domain at high pH in the lipidic cubic phase under cryo diffraction conditions
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 8.3.1 |
Synchrotron site | ALS |
Beamline | 8.3.1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2013-07-11 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 0.953724 |
Spacegroup name | I 4 |
Unit cell lengths | 29.536, 29.536, 66.853 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 13.049 - 1.100 |
R-factor | 0.1125 |
Rwork | 0.110 |
R-free | 0.13660 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | chain A from 3C9J |
RMSD bond length | 0.028 |
RMSD bond angle | 1.584 |
Data reduction software | MOSFLM |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | PHENIX ((phenix.refine: 1.8.4_1496)) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 27.020 | 1.390 |
High resolution limit [Å] | 0.950 | 1.100 |
Rmerge | 0.083 | 0.246 |
Number of reflections | 15942 | |
<I/σ(I)> | 9.9 | 3.16 |
Completeness [%] | 88.2 | 100 |
Redundancy | 6 | 2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Plastic LCP sandwich plates | 8 | 283 | 1.8 M CaCl2, 0.9 M Tris HCl pH 8.0, 39.6% v/v PEG 400, 0.01 M beta-nicotinamide adenine dinucleotide hydrate additive, Plastic LCP sandwich plates , temperature 283K |