1GHI
STRUCTURE OF BETA-LACTAMASE GLU166ASP:ASN170GLN MUTANT
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | SIEMENS |
| Temperature [K] | 293 |
| Detector technology | AREA DETECTOR |
| Detector | SIEMENS |
| Spacegroup name | I 2 2 2 |
| Unit cell lengths | 54.000, 93.800, 139.300 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 8.000 - 2.300 |
| R-factor | 0.153 |
| Rwork | 0.153 |
| R-free | 0.26300 |
| Structure solution method | OTHER |
| Starting model (for MR) | 3blm |
| RMSD bond length | 0.020 |
| RMSD bond angle | 2.100 |
| Data reduction software | X-GEN |
| Data scaling software | X-GEN |
| Refinement software | X-PLOR (3.7) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 2.440 |
| High resolution limit [Å] | 2.300 | 2.300 |
| Rmerge | 0.114 | 0.441 |
| Number of reflections | 15531 | |
| <I/σ(I)> | 11.8 | 1.8 |
| Completeness [%] | 95.6 | 87.1 |
| Redundancy | 3.4 | 2.7 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Vapor diffusion, hanging drop * | 8 | drop consists of equal amounts of protein and reservoir solutions * |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | enzyme | 10 (mg/ml) | |
| 2 | 1 | reservoir | ammonium sulfate | 89 (%sat) | |
| 3 | 1 | reservoir | PEG2000 | 0.5 (%) | |
| 4 | 1 | reservoir | sodium bicarbonate | 0.1 (M) |
