5XW6
Crystal structure of the chicken ATP-gated P2X7 receptor channel in the presence of competitive antagonist TNP-ATP at 3.1 Angstroms
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SLS BEAMLINE X06SA |
Synchrotron site | SLS |
Beamline | X06SA |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2016-08-26 |
Detector | DECTRIS EIGER X 16M |
Wavelength(s) | 1.000 |
Spacegroup name | P 41 21 2 |
Unit cell lengths | 113.038, 113.038, 333.472 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 29.880 - 3.100 |
R-factor | 0.2212 |
Rwork | 0.220 |
R-free | 0.24760 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 5f1c |
Data scaling software | Aimless (0.5.27) |
Phasing software | MOLREP |
Refinement software | PHENIX |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 29.880 | 29.880 | 3.230 |
High resolution limit [Å] | 3.100 | 11.170 | 3.100 |
Rmerge | 0.221 | 0.102 | 1.345 |
Rmeas | 0.242 | 0.114 | 1.468 |
Rpim | 0.097 | 0.049 | 0.578 |
Total number of observations | 241339 | ||
Number of reflections | 40271 | ||
<I/σ(I)> | 5.2 | ||
Completeness [%] | 99.8 | 94.5 | 100 |
Redundancy | 6 | 5.4 | 6.1 |
CC(1/2) | 0.986 | 0.987 | 0.649 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 277 | 0.5 M sodium sulfate, 0.05 M lithium chloride, 0.05 M Tris, pH 8.0, 32% PEG400 |