1LL9
Crystal Structure Of AmpC beta-Lactamase From E. Coli In Complex With Amoxicillin
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 5ID-B |
| Synchrotron site | APS |
| Beamline | 5ID-B |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2001-11-05 |
| Detector | MARRESEARCH |
| Wavelength(s) | 1 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 118.330, 76.849, 97.993 |
| Unit cell angles | 90.00, 116.50, 90.00 |
Refinement procedure
| Resolution | 20.000 - 1.870 |
| Rwork | 0.199 |
| R-free | 0.22300 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1KE4 with solvent atoms removed |
| RMSD bond length | 0.006 |
| RMSD bond angle | 1.340 * |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 1.910 |
| High resolution limit [Å] | 1.870 | 1.870 |
| Rmerge | 0.056 | 0.373 |
| Total number of observations | 225850 * | |
| Number of reflections | 63012 | |
| <I/σ(I)> | 30.7 | 3.92 |
| Completeness [%] | 97.0 | 97 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.7 | 23 * | Trehan, I., (2001) Biochemistry, 40, 7992. * |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | reservoir | potassium phosphate | 1.7 (M) |
