1SN4
STRUCTURE OF SCORPION NEUROTOXIN BMK M4
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | PHOTON FACTORY BEAMLINE BL-6A |
| Synchrotron site | Photon Factory |
| Beamline | BL-6A |
| Temperature [K] | 283 |
| Detector technology | IMAGE PLATE |
| Collection date | 1991-12-14 |
| Spacegroup name | P 61 |
| Unit cell lengths | 54.880, 54.880, 33.760 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 20.000 - 1.300 |
| R-factor | 0.166 |
| Rwork | 0.166 |
| R-free | 0.19200 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | BMK M1 |
| RMSD bond length | 0.016 |
| RMSD bond angle | 25.380 * |
| Data reduction software | WEIS |
| Data scaling software | WEIS |
| Phasing software | AMoRE |
| Refinement software | X-PLOR |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 21.300 | 1.350 |
| High resolution limit [Å] | 1.300 | 1.300 |
| Rmerge | 0.062 | 0.320 |
| Total number of observations | 23268 * | |
| Number of reflections | 10578 * | |
| <I/σ(I)> | 3.7 | 2.2 |
| Completeness [%] | 73.5 | 60.2 * |
| Redundancy | 2.2 | 1.8 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Vapor diffusion, hanging drop * | 6.8 | 23 * | pH 6.8 |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 20 (mg/ml) | |
| 2 | 1 | drop | acetic acid | 0.001 (M) | |
| 3 | 1 | reservoir | ammonium acetate | 4.8 (M) |
