2EX8
Crystal structure of penicillin binding protein 4 (dacB) from Escherichia coli, complexed with penicillin-G
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | PHOTON FACTORY BEAMLINE BL-5A |
| Synchrotron site | Photon Factory |
| Beamline | BL-5A |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2005-05-19 |
| Detector | ADSC QUANTUM 315 |
| Wavelength(s) | 1.00000 |
| Spacegroup name | P 41 21 2 |
| Unit cell lengths | 95.867, 95.867, 116.159 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 20.000 - 1.600 |
| R-factor | 0.2015 |
| Rwork | 0.200 |
| R-free | 0.22996 |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.013 |
| RMSD bond angle | 1.373 |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALEPACK |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.2.0003) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.660 |
| High resolution limit [Å] | 1.600 | 1.600 |
| Rmerge | 0.077 | 0.361 |
| Number of reflections | 68046 | |
| <I/σ(I)> | 19.1 | |
| Completeness [%] | 94.6 | 76.3 |
| Redundancy | 5.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 5% PEG 20000, 0.1M MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
