6H5O
Crystal structure of PBP2a from MRSA in complex with piperacillin at active site.
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALBA BEAMLINE XALOC |
Synchrotron site | ALBA |
Beamline | XALOC |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2017-02-23 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 0.979260 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 80.713, 105.014, 185.624 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 46.450 - 2.820 |
R-factor | 0.24439 |
Rwork | 0.241 |
R-free | 0.31064 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1vqq |
RMSD bond length | 0.006 |
RMSD bond angle | 1.133 |
Data reduction software | XDS |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | REFMAC (5.8.0230) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 46.450 | 2.920 |
High resolution limit [Å] | 2.820 | 2.820 |
Rpim | 0.025 | 0.680 |
Number of reflections | 38700 | |
<I/σ(I)> | 11.4 | |
Completeness [%] | 99.6 | |
Redundancy | 8.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 277 | 20% PEG 1000, 0.1M HEPES pH 7, 0.016M Cadmium Chloride, 0.8M Sodium Chloride |