4MEZ
Crystal structure of M68L/M69T double mutant TEM-1
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU MICROMAX-007 HF |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2012-01-10 |
Detector | RIGAKU SATURN 944 |
Wavelength(s) | 1.5418 |
Spacegroup name | P 1 |
Unit cell lengths | 34.333, 55.071, 77.681 |
Unit cell angles | 70.83, 81.22, 71.84 |
Refinement procedure
Resolution | 73.260 - 2.047 |
R-factor | 0.19495 |
Rwork | 0.192 |
R-free | 0.24780 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1zg4 |
RMSD bond length | 0.020 |
RMSD bond angle | 2.001 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER (2.1.4) |
Refinement software | REFMAC (5.6.0117) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 73.260 | 2.090 |
High resolution limit [Å] | 2.047 | 2.047 |
Rmerge | 0.152 | 0.392 |
Number of reflections | 31707 | |
<I/σ(I)> | 11.8 | 3.5 |
Completeness [%] | 99.2 | 97.2 |
Redundancy | 7.9 | 5.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 295.15 | 1.5M ammonium sulfate, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295.15K |