6REZ
Crystal structure of the light-driven sodium pump KR2 in the pentameric form, pH 5.0
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE ID30B |
Synchrotron site | ESRF |
Beamline | ID30B |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2018-03-11 |
Detector | DECTRIS EIGER X 4M |
Wavelength(s) | 0.978 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 130.241, 241.392, 135.109 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 48.130 - 2.600 |
R-factor | 0.1928 |
Rwork | 0.191 |
R-free | 0.22470 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4XTN chain D |
RMSD bond length | 0.002 |
RMSD bond angle | 0.542 |
Data reduction software | XDS |
Data scaling software | Aimless (0.6.2) |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0230) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 48.080 | 48.080 | 2.660 |
High resolution limit [Å] | 2.600 | 11.910 | 2.600 |
Rmerge | 0.087 | 0.031 | 1.746 |
Rmeas | 0.096 | 0.035 | 1.924 |
Rpim | 0.041 | 0.015 | 0.794 |
Total number of observations | 356146 | 3363 | 25827 |
Number of reflections | 64789 | 712 | 4559 |
<I/σ(I)> | 9.7 | 31.5 | 0.9 |
Completeness [%] | 98.9 | 94.2 | 99.8 |
Redundancy | 5.5 | 4.7 | 5.7 |
CC(1/2) | 0.999 | 0.999 | 0.448 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | LIPIDIC CUBIC PHASE | 293 | 3.4 M Sodium Malonate pH 8.0 |