2A7T
Crystal Structure of a novel neurotoxin from Buthus tamalus at 2.2A resolution.
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200 |
Temperature [K] | 298 |
Detector technology | IMAGE PLATE |
Collection date | 1999-06-08 |
Detector | MARRESEARCH |
Wavelength(s) | 1.5418 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 50.871, 21.001, 52.451 |
Unit cell angles | 90.00, 94.45, 90.00 |
Refinement procedure
Resolution | 14.920 - 2.200 |
R-factor | 0.205 |
Rwork | 0.205 |
R-free | 0.22500 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.008 |
RMSD bond angle | 1.400 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | AMoRE |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 15.000 | 2.280 |
High resolution limit [Å] | 2.200 | 2.200 |
Number of reflections | 5286 | |
<I/σ(I)> | 8.2 | 2 |
Completeness [%] | 88.0 | 63 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.2 | 298 | PROTEIN CONCENTRATION 7.5mg/ml, BUFFER TRIS-HCl 25 mM, PERCIPITANT 82% MPD, ADDITIVE 0.001 CaCl2, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |