3IQM
Active site mutants of B. subtilis SecA
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 | 2009-04-23 |
Detector | ADSC QUANTUM 315 |
Wavelength(s) | 0.9805 |
Spacegroup name | P 31 1 2 |
Unit cell lengths | 130.136, 130.136, 153.948 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 19.980 - 3.400 |
R-factor | 0.209 |
Rwork | 0.209 |
R-free | 0.26700 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1m6n |
RMSD bond length | 0.011 |
RMSD bond angle | 1.300 |
Data reduction software | HKL-2000 |
Data scaling software | SCALEPACK |
Phasing software | MOLREP |
Refinement software | CNS (1.2) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 3.520 |
High resolution limit [Å] | 3.400 | 3.400 |
Rmerge | 0.074 | 0.439 |
Number of reflections | 19343 | |
<I/σ(I)> | 14.92 | 2.5 |
Completeness [%] | 93.5 | 95.7 |
Redundancy | 3.4 | 3.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 299 | 20 mM BES pH 7.0, 2.12 M Ammonium sulfate, 31% Glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 299K |