3F7V
KcsA Potassium channel in the open-inactivated state with 23 A opening at T112
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 24-ID-C |
Synchrotron site | APS |
Beamline | 24-ID-C |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2006-10-12 |
Detector | ADSC QUANTUM 315 |
Wavelength(s) | 1.0 |
Spacegroup name | I 4 |
Unit cell lengths | 155.949, 155.949, 73.418 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 40.000 - 3.200 |
Rwork | 0.259 |
R-free | 0.27610 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.007 |
RMSD bond angle | 1.413 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | CNS |
Refinement software | CNS |
Data quality characteristics
Overall | |
Low resolution limit [Å] | 40.000 |
High resolution limit [Å] | 3.200 |
Number of reflections | 13848 |
Completeness [%] | 94.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 298 | 20-25% PEG400, 50mM magnesium acetate, 50mM sodium acetate, VAPOR DIFFUSION, SITTING DROP, temperature 298K |