2HFE
Rb+ complex of a K channel with an amide to ester substitution in the selectivity filter
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X25 |
Synchrotron site | NSLS |
Beamline | X25 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2005-07-05 |
Detector | ADSC QUANTUM 315 |
Wavelength(s) | 1.1 |
Spacegroup name | I 4 |
Unit cell lengths | 156.142, 156.142, 75.794 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 26.780 - 2.250 |
Rwork | 0.232 |
R-free | 0.25100 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.014 |
RMSD bond angle | 1.700 |
Phasing software | MOLREP |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 100.000 | 2.330 |
High resolution limit [Å] | 2.250 | 2.250 |
Number of reflections | 43036 | |
<I/σ(I)> | 21.1 | 3.57 |
Completeness [%] | 98.9 | 99.9 |
Redundancy | 4.5 | 4.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 295 | 20-25% PEG400, 50 mM Magnesium Acetate, 0.3M RbCl, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K |