3F5W
KcsA Potassium channel in the open-inactivated state with 32 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 | 155.860, 155.860, 73.115 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 40.000 - 3.300 |
Rwork | 0.259 |
R-free | 0.26500 |
RMSD bond length | 0.020 |
RMSD bond angle | 1.463 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | CNS |
Refinement software | CNS |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 40.000 | 3.380 |
High resolution limit [Å] | 3.230 | 3.230 |
Number of reflections | 12767 | |
Completeness [%] | 95.4 | 88.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 298 | 25% PEG 400, 50 mM Sodium acetate, 50mM magnesium acetate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K |