4NDB
X-ray structure of a mutant (T61D) of calexcitin - a neuronal calcium-signalling protein
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | DIAMOND BEAMLINE I04 |
Synchrotron site | Diamond |
Beamline | I04 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2012-05-03 |
Detector | PSI PILATUS 6M |
Wavelength(s) | 0.9200 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 47.165, 69.194, 135.431 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 27.900 - 2.000 |
R-factor | 0.16283 |
Rwork | 0.160 |
R-free | 0.21151 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2ccm |
RMSD bond length | 0.021 |
RMSD bond angle | 1.885 |
Data reduction software | MOSFLM |
Data scaling software | SCALA |
Phasing software | MOLREP |
Refinement software | REFMAC (5.6.0117) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 27.900 | 2.110 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.077 | 0.347 |
Number of reflections | 30186 | |
<I/σ(I)> | 16 | 5.2 |
Completeness [%] | 98.2 | 98.2 |
Redundancy | 6.5 | 6.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 298 | 15-40% w/v PEG 4000, 100 mM sodium citrate, 200 mM ammonium acetate, VAPOR DIFFUSION, HANGING DROP, temperature 298K |