4FO2
Heat-labile enterotoxin LT-IIb-B5(T13I) mutant
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL11-1 |
| Synchrotron site | SSRL |
| Beamline | BL11-1 |
| Temperature [K] | 113 |
| Detector technology | CCD |
| Collection date | 2010-02-07 |
| Detector | MARMOSAIC 325 mm CCD |
| Wavelength(s) | 0.975 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 119.310, 119.976, 142.446 |
| Unit cell angles | 90.00, 90.05, 90.00 |
Refinement procedure
| Resolution | 45.740 - 1.500 |
| R-factor | 0.22471 |
| Rwork | 0.223 |
| R-free | 0.25879 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1qb5 |
| RMSD bond length | 0.027 |
| RMSD bond angle | 2.365 |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALA |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.5.0088) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 45.800 | 1.580 |
| High resolution limit [Å] | 1.500 | 1.500 |
| Rmerge | 0.058 | 1.020 |
| Number of reflections | 313200 | |
| <I/σ(I)> | 10.8 | 0.9 |
| Completeness [%] | 98.1 | 87.6 |
| Redundancy | 3.6 | 2.6 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | microbatch under oil | 7.5 | 293 | 50 mM Tris, pH 7.5, 100 mM NaCl, 60% tacsimate, microbatch under oil, temperature 293K |
