4R4R
Crystal structure of chimeric beta-lactamase cTEM-19m at 1.2 angstrom resolution
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | CLSI BEAMLINE 08ID-1 |
| Synchrotron site | CLSI |
| Beamline | 08ID-1 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2011-08-11 |
| Detector | RAYONIX MX-300 |
| Wavelength(s) | 0.97949 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 36.690, 58.790, 109.830 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 31.130 - 1.200 |
| R-factor | 0.10664 |
| Rwork | 0.105 |
| R-free | 0.13751 |
| Structure solution method | FOURIER SYNTHESIS |
| Starting model (for MR) | 4qy5 |
| RMSD bond length | 0.021 |
| RMSD bond angle | 2.004 |
| Data reduction software | XDS |
| Data scaling software | XSCALE |
| Phasing software | REFMAC (5.8.0073) |
| Refinement software | REFMAC (5.8.0073) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 31.130 | 1.230 |
| High resolution limit [Å] | 1.200 | 1.200 |
| Rmerge | 0.036 | 0.236 |
| Number of reflections | 73668 | |
| <I/σ(I)> | 16.3 | 4.3 |
| Completeness [%] | 98.3 | 91.6 |
| Redundancy | 3 | 2.6 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 295 | 30% PEG 4000, 0.2M magnesium chloride, 0.1M TrisHCl, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
