2EX9
Crystal structure of penicillin binding protein 4 (dacB) from Escherichia coli, complexed with penicillin-V
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 | 95.758, 95.758, 115.878 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 20.000 - 1.650 |
R-factor | 0.20686 |
Rwork | 0.205 |
R-free | 0.23955 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.015 |
RMSD bond angle | 1.507 |
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 | 1.710 |
High resolution limit [Å] | 1.650 | 1.650 |
Rmerge | 0.057 | 0.404 |
Number of reflections | 61661 | |
<I/σ(I)> | 17.8 | |
Completeness [%] | 94.4 | 72.1 |
Redundancy | 5.5 |
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 |