7K2X
Crystal structure of CTX-M-14 E166A/K234R Beta-lactamase
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 8.2.1 |
Synchrotron site | ALS |
Beamline | 8.2.1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2016-04-15 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 1.11 |
Spacegroup name | P 32 |
Unit cell lengths | 83.373, 83.373, 232.091 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 45.230 - 1.800 |
R-factor | 0.1836 |
Rwork | 0.181 |
R-free | 0.22370 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1ylt |
RMSD bond length | 0.007 |
RMSD bond angle | 0.904 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX (dev_3386) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 45.230 | 4.880 |
High resolution limit [Å] | 1.800 | 1.800 |
Rmerge | 0.087 | 0.621 |
Number of reflections | 2042053 | 166864 |
<I/σ(I)> | 20.6 | 3.26 |
Completeness [%] | 100.0 | |
Redundancy | 5.4 | 5.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 296 | 0.2 M CaCl, 0.1 M Tris-Cl, pH 8.0, 20% w/v PEG 6000 |