4DE1
CTX-M-9 class A beta-lactamase complexed with compound 18
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 23-ID-B |
| Synchrotron site | APS |
| Beamline | 23-ID-B |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2011-02-26 |
| Detector | MARMOSAIC 300 mm CCD |
| Wavelength(s) | 0.67019 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 45.166, 106.567, 47.825 |
| Unit cell angles | 90.00, 101.86, 90.00 |
Refinement procedure
| Resolution | 50.000 - 1.260 |
| R-factor | 0.1253 |
| Rwork | 0.123 |
| R-free | 0.16290 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3g35 |
| RMSD bond length | 0.011 |
| RMSD bond angle | 1.437 |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALEPACK |
| Phasing software | REFMAC (5.5.0109) |
| Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 50.000 | 50.000 | 1.280 |
| High resolution limit [Å] | 1.260 | 3.420 | 1.260 |
| Rmerge | 0.042 | 0.027 | 0.345 |
| Number of reflections | 118432 | ||
| <I/σ(I)> | 21.2 | ||
| Completeness [%] | 99.4 | 96.4 | 99.7 |
| Redundancy | 3.7 | 3.6 | 3.7 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 292 | Potassium Phosphate, pH 8.5, vapor diffusion, hanging drop, temperature 292K |
